HYBRID DOUBLE CONTAINMENT SHELL

MAXIMALE SICHERHEIT

without Compromising Performance

Pumping aggressive, explosive and highly toxic liquids requires the highest level of process safety. To protect people and the environment, leakage of the pumped liquid must be avoided – including in the event of a pump failure. For these most critical applications a magnetic drive pump equipped with a monitored, double containment shell still remains the safest solution. To reduce the heat generated by a purely metallic, double containment shell and at the same time to improve the overall efficiency of the pump, Klaus Union has developed and patented a new hybrid double containment shell.

ADVANTAGES

of the hybrid double containment shell

  • Reduced heat input into the pumped process liquid
  • Increased reliability when pumping liquids close to their boiling point
  • Increased reliability when pumping liquids close to their boiling point
  • Higher efficiency leading to power savings
  • Wider application range than full metal, double containment shells
  • Fully compliant with requirements for secondary containment system as defined by API 685, 3rd Edition, § 3.1.71
  • Primary and secondary containment integrity is constantly verified by the pressure transmitter
  • Easy and reliable detection of containment breach through a standard pressure transmitter
  • High spare parts availability by using of standard Klaus Union components
  • Ability to flush the area between shells (according API 685, 3rd Edition, § 6.7.9)
  • Available across entire Klaus Union mag-drive pump range
  • Reliable and maintenance friendly construction

Application Coverage

Nom. Pressure Range: max. PN 63Temperature Range: -60 °C to +400 °CMax. up to 1 MW

Sealless Technology

The hybrid double containment shell combines two separate shells. The inner shell is a highly corrosion resistant metallic containment shell while the outer, secondary shell is a non-metallic containment shell made from heavy duty technical ceramics. The increased electrical resistance of the materials used in this hybrid design reduces the eddy
current losses. It improves the efficiency of the pump putting it about on par to traditional metallic, single containment shells. Moreover the risk of vaporization, especially when pumping media close to the boiling point or under other critical operating conditions, is significantly reduced.

The gap between both shells is provided with a vacuum and can be monitored with a standard pressure sensor; typically a pressure transmitter following customer instrumentation standards. In the event of damage to either containment shell the sensor immediately detects the change in pressure and alerts the operator, identifying which shell has been breached. This immediate and detailed information allows the operator to take any necessary steps to avoid any leakage of the dangerous pumped liquid to the atmosphere.

The patented hybrid double containment shell design substantially increases safety and reliability for operators in all kinds of industries reducing operation costs for the most critical applications where leakage is not an option – ever.

DOWNLOAD - INFO FLYER

Advantages

of Ceramic Containment Shells

Containment Shells made of Zirconium Oxid are not magnetizable. Due to this quality there are no eddy currents impacting the pump‘s performance. In consequence, the pumping fluid is not being heated in the process. In consequence, the pumping fluid is not beeing heated in the process.

This has the following advantages:

  • Enables for dry run capable executions (RTZ-design) and executions without flush flow to cool the containment shell (OTZ-design).
  • Enables for applications with high gas content.
  • Pumps can handle fluids close to vapor pressure curve, e.g. liquid gas applications.

Further advantages:

  • High mechanical strength; Extension of the application through higher pump speed.
  • Vacuum tight up to 0 bar absolute.
  • Large corrosion and erosion allowance; Zirconium Oxide is resistant against most lyes and acids.
  • Excellent thermal shock resistance.
  • Enhanced energy efficiency.

Retrofit of pumps with shaft seal:

  • As there are no eddy current losses, shaft powers comparable to pumps with shaft seals can be achieved.

For quality control purposes, all Klaus Union containment shells are equipped with an individual, engraved serial number. Furthermore, Klaus Union provides material certificates on request.

Cost Savings

through the Application of Zirconium Oxid

  • Ceramic containment shells are an important part of Klaus Union‘s modular pump system. Due to the universal casing cover containment shells can be easily and savely mounted or replaced. The operator saves stock capacities and service costs.
  • Energy consumption can be lowered as there are no performance-impairing eddy currents. In fact, the required motor power can be reduced by 10 to 15 %.
  • Due to the lower power requirement, smaller electric motors can be installed.
  • The ceramic containment shell per se guarantees an absolute leak-free operation. In conjunction with the high durability of the material, both the risk and the maintenance costs are minimized.

Discover also our

non-metallic containment shells

EFFICIENCY + PERFORMANCE

ENERGY EFFICENT DESIGN

ENHANCING PUMP EFFICIENCY

without Compromising Performance

Through the use of non-metallic containment shells instead of the traditionally used metallic containment shells, Klaus Union eliminates eddy current losses and increases the efficiency of magnet drive pumps significantly.

Thanks to the leak-free magnet drive concept, pumps with magnet drives have a huge market share in the chemical and petrochemical industry. For many years, Klaus Union has used nonmetallic containment shells and particularly those made from ceramics for various applications due to their high chemical resistance.

Until recently, the operative range has been limited due to the specific material characteristics. However, pump applications increasingly demand higher operating pressures, temperatures and flow rates whilst still offering maximum efficiency.

Klaus Union‘s ceramic containment shells meet this challenge and provide the following application coverage:

Application Coverage

Nom. Pressure Range: max. PN 63Temperature Range: -200 °C to +450 °CMax. up to 1 MW

Quality is our Success.

Modularity makes the Difference

Klaus Union offers a modular system for all sealless centrifugal and screw pumps. This system consists of the pump hydraulic, the magnet coupling and the bearing bracket. All pump types in this system have an universal casing cover, which easily allows to change an existing containment shell regardless of its material.

Within the modularity, containment shells made of ceramic are available for every magnet coupling size (09E/P/T – 31E/P/T). Our containment shell design is based on the modern Finite Element Method (FEM). This simulation method allows to detect and analyze accurate approximations of tensions and deformations. The result is an optimization of structural parts and its quality as well as the elimination of the risk of failure.

Advantages

of Ceramic Containment Shells

Containment Shells made of Zirconium Oxid are not magnetizable. Due to this quality there are no eddy currents impacting the pump‘s performance. In consequence, the pumping fluid is not being heated in the process. In consequence, the pumping fluid is not beeing heated in the process.

This has the following advantages:

  • Enables for dry run capable executions (RTZ-design) and executions without flush flow to cool the containment shell (OTZ-design).
  • Enables for applications with high gas content.
  • Pumps can handle fluids close to vapor pressure curve, e.g. liquid gas applications.

Further advantages:

  • High mechanical strength; Extension of the application through higher pump speed.
  • Vacuum tight up to 0 bar absolute.
  • Large corrosion and erosion allowance; Zirconium Oxide is resistant against most lyes and acids.
  • Excellent thermal shock resistance.
  • Enhanced energy efficiency.

Retrofit of pumps with shaft seal:

  • As there are no eddy current losses, shaft powers comparable to pumps with shaft seals can be achieved.

For quality control purposes, all Klaus Union containment shells are equipped with an individual, engraved serial number. Furthermore, Klaus Union provides material certificates on request.

Cost Savings

through the Application of Zirconium Oxid

  • Ceramic containment shells are an important part of Klaus Union‘s modular pump system. Due to the universal casing cover containment shells can be easily and savely mounted or replaced. The operator saves stock capacities and service costs.
  • Energy consumption can be lowered as there are no performance-impairing eddy currents. In fact, the required motor power can be reduced by 10 to 15 %.
  • Due to the lower power requirement, smaller electric motors can be installed.
  • The ceramic containment shell per se guarantees an absolute leak-free operation. In conjunction with the high durability of the material, both the risk and the maintenance costs are minimized.

Discover also our

HYBRID DOUBLE CONTAINMENT SHELL

The only true double containment acc. API 685

Product Range Pumps

OUR RANGE OF SERVICES

TECHNICAL DEVELOPMENTS AND PRODUCT INFORMATION

At Klaus Union we are passionate about developing pumps and valves that prove themselves every day.
With our state-of-the-art production technology, we create products characterized by longevity and maximum durability.

We have spent decades to achieve this goal – optimizing each step of the production process.
Every detail and each move are well thought out. Every component is an indispensable part of an elaborated whole.
Our modern and flexible production methods and over 75 years of experience form an ideal synthesis to also provide customized tailor-made solutions.

PRODUCT RANGE PUMPS

ENERGY EFFICENT DESIGN

ENHANCING PUMP EFFICIENCY

Without Compromising its Performance

Through the use of non-metallic containment shells instead of the traditionally used metallic containment shells, Klaus Union eliminates eddy current losses and increases the efficiency of magnet drive pumps significantly.

Thanks to the leak-free magnet drive concept, pumps with magnet drives have a huge market share in the chemical and petrochemical industry. For many years, Klaus Union has used nonmetallic containment shells and particularly those made from ceramics for various applications due to their high chemical resistance.

Until recently, the operative range has been limited due to the specific material characteristics. However, pump applications increasingly demand higher operating pressures, temperatures and flow rates whilst still offering maximum efficiency.

Klaus Union‘s ceramic containment shells meet this challenge and provide the following application coverage:

 

Application Coverage

Nom. Pressure Range: max. PN63

Temperature Range: -200 °C to +450 °C

Transmittable Power: up to 1 MW

Download - Product Information

Quality is our Success.

Modularity makes the Difference

Klaus Union offers a modular system for all sealless centrifugal and screw pumps. This system consists of the pump hydraulic, the magnet coupling and the bearing bracket. All pump types in this system have an universal casing cover, which easily allows to change an existing containment shell regardless of its material.

Within the modularity, containment shells made of ceramic are available for every magnet coupling size (09E/P/T – 31E/P/T). Our containment shell design is based on the modern Finite Element Method (FEM). This simulation method allows to detect and analyze accurate approximations of tensions and deformations. The result is an optimization of structural parts and its quality as well as the elimination of the risk of failure.

Advantages of Ceramic Containment Shells

Containment Shells made of Zirconium Oxid are not magnetizable. Due to this quality there are no eddy currents impacting the pump‘s performance. In consequence, the pumping fluid is not beeing heated in the process.

This has the following advantages:

  • Enables for dry run capable executions (RTZ-design) and executions without flush flow to cool the containment shell (OTZ-design).
  • Enables for applications with high gas content.
  • Pumps can handle fluids close to vapor pressure curve, e.g. liquid gas applications.

Further advantages:

  • High mechanical strength; Extension of the application through higher pump speed.
  • Vacuum tight up to 0 bar absolute.
  • Large corrosion and erosion allowance; Zirconium Oxide is resistant against most lyes and acids.
  • Excellent thermal shock resistance.
  • Enhanced energy efficiency.

Retrofit of pumps with shaft seal:

  • As there are no eddy current losses, shaft powers comparable to pumps with shaft seals can be achieved.

For quality control purposes, all Klaus Union containment shells are equipped with an individual, engraved serial number. Furthermore, Klaus Union provides material certificates on request.

 

Cost Savings through the Application of Zirconium Oxid

  •  Ceramic containment shells are an important part of Klaus Union‘s modular pump system. Due to the universal casing cover containment shells can be easily and savely mounted or replaced. The operator saves stock capacities and service costs.
  • Energy consumption can be lowered as there are no performance-impairing eddy currents. In fact, the required motor power can be reduced by 10 to 15 %.
  • Due to the lower power requirement, smaller electric motors can be installed.
  • The ceramic containment shell per se guarantees an absolute leak-free operation. In conjunction
    with the high durability of the material, both the risk and the maintenance costs are minimized.

improve the overall efficiency

Patented development

Pumping aggressive, explosive and highly toxic liquids requires the highest level of process safety. To protect people and the environment, leakage of the pumped liquid must be avoided – including in the event of a pump failure. For these most critical applications a magnetic drive pump equipped with a monitored, double containment shell still remains the safest solution. To reduce the heat generated by a purely metallic, double containment shell and at the same time to improve the overall efficiency of the pump, Klaus Union has developed and patented a new hybrid double containment shell.

Advantages of HYBRID DOUBLE CONTAINMENT SHELLs

  • Reduced heat input into the pumped process liquid
  • Increased reliability when pumping liquids close to their boiling point
  • High corrosion resistance
  • Higher efficiency leading to power savings
  • Wider application range than full metal, double containment shells
  • Fully compliant with requirements for secondary containment system as defined by API 685, 3 rd Edition, § 3.1.71
  • Primary and secondary containment integrity is constantly verified by the pressure transmitter
  • Easy and reliable detection of containment breach through a standard pressure transmitter
  • High spare parts availability by using of standard Klaus Union components
  • Ability to flush the area between shells (according API 685, 3rd Edition, § 6.7.9)
  • Available across entire Klaus Union mag-drive pump range
  • Reliable and maintenance friendly construction

Klaus Union‘s Hybrid Double Containment Shells provide the following application coverage:

Application Coverage

Pressure Rating: max. PN 63 (63 bar at 120 °C / 914 psi at 248 °F)

Temperature Range: – 60 °C to + 400 °C (-76 °F to +752 °F); higher on request

Pump Speed: up to 3.600 rpm

Working Principle

The hybrid double containment shell combines two separate shells. The inner shell is a highly corrosion resistant metallic containment shell while the outer, secondary shell is a non-metallic containment shell made from heavy duty technical ceramics. The increased electrical resistance of the materials used in this hybrid design reduces the eddy current losses. It improves the efficiency of the pump putting it about on par to traditional metallic, single containment shells. Moreover the risk of vaporization, especially when pumping media close to the boiling point or under other critical operating conditions, is significantly reduced.

The gap between both shells is provided with a vacuum and can be monitored with a standard pressure sensor; typically a pressure transmitter following customer instrumentation standards. In the event of damage to either containment shell the sensor immediately detects the change in pressure and alerts the operator, identifying which shell has
been breached. This immediate and detailed information allows the operator to take any necessary steps to avoid any leakage of the dangerous pumped liquid to the atmosphere.

The patented hybrid double containment shell design substantially increases safety and reliability for operators in all kinds of industries reducing operation costs for the most critical applications where leakage is not an option – ever.

Download - Product Information

PUMPS ACC. DIN EN ISO 2858

  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -200 °C to +450 °C
  • Max. Pressure Rating: PN 400
  • Ring-Section Design / Barrel Design
  • Max. Flow Rate: 1.200 m3/h
  • Max. Delivery Head: 215 m L.C.
  • Temperature Range: -120 °C to +450 °C
  • Max. Pressure Rating: PN 40
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -120 °C to +350 °C
  • Max. Pressure Rating: PN 63
  • VS4/ VS6 Design
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -40 °C to +200 °C
  • Max. Pressure Rating: PN 63
  • VS4/ VS6 Design
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -40 °C bis +300 °C
  • Max. Pressure Rating: PN 63

PUMPS ACC. DIN EN ISO 15783

  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -200 °C to +450 °C
  • Max. Pressure Rating: PN 400
  • Ring-Section Design / Barrel Design
  • Max. Flow Rate: 1.200 m3/h
  • Max. Delivery Head: 215 m L.C.
  • Temperature Range: -120 °C to +450 °C
  • Max. Pressure Rating: PN 40
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -120 °C to +350 °C
  • Max. Pressure Rating: PN 63
  • Max. Flow Rate: 42 m3/h
  • Max. Delivery Head: 470 m L.C.
  • Temperature Range: -120 °C to +250 °C
  • Max. Pressure Rating: PN 400
  • Ring-Section Design / Barrel Design
  • Max. Flow Rate: 300 m3/h
  • Max. Delivery Head: 2.200 m L.C.
  • Temperature Range: -120 °C to +350 °C
  • Max. Pressure Rating: PN 250
  • VS4/ VS6 Design
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -40 °C to +200 °C
  • Max. Pressure Rating: PN 63

PUMPS ACC. API 676

  • Max. Flow Rate: 1.800 m3/h
  • Differential Pressure: 40 bar
  • Temperature Range: -120°C bis +350 °C
  • Max. Pressure Rating: PN 400
  • Max. Flow Rate: 1.800 m3/h
  • Differential Pressure: 40 bar
  • Temperature Range: -120°C bis +350 °C
  • Max. Pressure Rating: PN 400
  • Max. Flow Rate: 5.000 m3/h
  • Differential Pressure: 100 bar
  • Temperature Range: -120°C bis +350 °C
  • Max. Pressure Rating: PN 150

PUMPS ACC. API 685

  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -200 °C to +450 °C
  • Max. Pressure Rating: PN 400
  • Ring-Section Design / Barrel Design
  • Max. Flow Rate: 300 m3/h
  • Max. Delivery Head: 2.200 m L.C.
  • Temperature Range: -120 °C to +350 °C
  • Max. Pressure Rating: PN 250
  • VS4/ VS6 Design
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -40 °C to +200 °C
  • Max. Pressure Rating: PN 63
  • Max. Flow Rate: 3.500 m3/h
  • Max. Delivery Head: 220 m L.C.
  • Temperature Range: -120 °C to +350 °C
  • Max. Pressure Rating: PN 63

Whistleblower Protection Act

The success of our company group is based not least on our integrity.
It is therefore necessary to know about any misconduct by both our own employees and our business contacts in order to prevent such behavior. For this purpose we have set up a whistleblower system and instructed our lawyer of trust

Rechtsanwalt Dirk Wojciechowski-Witsch
Am Sturmwald 30
44227 Dortmund
Telefon: (0231) 75 33 99
info@ra-wojciechowski.de

to receive and check corresponding reports.
This also includes that – in addition to the above-mentioned contact via telephone and e-mail – ANONYMOUS MESSAGES are possible, namely under the following links:

After receipt of the report, the whistleblower will first receive an acknowledgement of receipt from the lawyer of trust. The report is then legally checked thoroughly and systematically for potential violations of the rules. After three months at the latest, the whistleblower then receives a report on the further procedure.

Whistleblowers generally demonstrate their loyalty to the company through their reports and deserve appropriate protection.
Every whistleblower is subject to the whistleblower protection guaranteed by the Whistleblower Protection Act (HinSchG)! In this context, we assure not to take any action to identify anonymous whistleblowers. Furthermore, any disadvantages suffered by named whistleblowers will not be tolerated by the company.

All investigations are conducted with the utmost confidence.

APL

single stage centrifugal pumpwith shaft sealing

Flow Rate

up to 3.500 m³/h

Delivery Head

up to 220 m L.C.

Temperature Range

-120 °C up to +450 °C

Pressure Rating

PN 40 @ 120 °C

key facts

  • Design according to API 610 12th Edition
  • Heavy duty process design with centerline support (OH2)
  • Back pull-out design for easy maintenance
  • Seal Chamber in full compliance with API 610 and API 682

DESIGN

  • Single stage process centrifugal pump
  • Heavy duty process design with centerline support (OH2)
  • Back pull-out design for easy maintenance
  • Seal Chamber in full compliance with API 610 and API 682
  • Antifriction oil lubricated bearings in a carbon steel housing
  • Various options available

PERFORMANCE RANGE

Flow Rate Q 3.500 m³/h
Delivery Head H up to 220 m L.C.
Temperature Range t -120 °C up to +450 °C
Pressure Rating p PN 40 @ 120 °C

Higher pressure ratings upon request

TYPICAL APPLICATIONS

  • Hydrocarbons
  • Coolants
  • Sewage
  • Salt Solutions
  • Molton Sulfur
  • Lyes
  • Heat Transfer Liquids
  • Liquid Gases
  • Dyes
  • Pulp
  • Acids

MATERIALS

Component S-8 A-8 D-1
Pump Casing Carbon Steel 316 Austenite Duplex
Impeller 316 Austenite 316 Austenite Duplex
Wetted Parts 316 Austenite 316 Austenite Duplex
Shaft 316 Austenite 316 Austenite Duplex
Intermediate Lantern / Bearing Support Carbon Steel Carbon Steel Carbon Steel

Other materials upon request

This ist a test site

  • Nom. Size Range: DN 80 – DN 600 / 3“ – 24“
  • Pressure Range: up to 600 bar
  • Temperature Range: up to +650 °C / +1,202 °F
  • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
  • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
  • Other materials on request
  • Nom. Size Range: DN 80 – DN 300 / 3“ – 12“
  • Pressure Range: up to 600 bar
  • Temperature Range: up to +650 °C / +1,202 °F
  • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
  • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
  • Other materials on request
  • Nom. Size Range: DN 80 – DN 600 / 3“ – 24“
  • Pressure Range: up to 600 bar
  • Temperature Range: up to +650 °C / +1,202 °F
  • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
  • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
  • Other materials on request
  • Nom. Size Range: DN 80 – DN 600 / 3“- 24“
  • Pressure Range: up to 600 bar
  • Temperature Range: up to +650 °C / +1,202°F
  • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
  • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
  • Other materials on request
  • Nom. Size Range: DN 50 – DN 600
  • Pressure Rating: PN 2,5 – PN 160
  • Temperature Range: -200 °C – +550 °C
  • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
  • Other materials on request
  • Nom. Size Range: DN 15 – DN 300
  • Pressure Rating: PN 10 – PN 160
  • Temperature Range: -200 °C – +550 °C
  • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
  • Other materials on request
  • Nom. Size Range: DN 15 – DN 200
  • Pressure Rating: PN 10 – PN 160
  • Temperature Range: -200 °C – +550 °C
  • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
  • Other materials on request
  • Nom. Size Range: DN 50 – DN 500
  • Pressure Rating: PN 10 – PN 160
  • Temperature Range: -200 °C – +550 °C
  • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
  • Other materials on request

Your career at Klaus Union

we are growing. grow with us.

The KLAUS UNION Group is one of the leading manufacturers of pumps and valves for the chemical and petrochemical industry. With our headquarters in Bochum and numerous subsidiaries all over the world, we operate internationally. The owner-managed traditional company was founded in 1946 and currently employs more than 500 people worldwide.

Quality is our Success.

highly interesting industry

Working at KLAUS UNION pays off – we offer you challenging and varied tasks in a highly interesting industry. Benefit from exciting career prospects in a global company.

With passion for our products, we develop state-of-the-art technologies and the most advanced designs our customers in the chemical and petrochemical industries can rely on worldwide. Because where aggressive, toxic and explosive media are promoted, it is important to protect people and the environment at all times. A consistently enforced quality assurance system is therefore one of the essential components of our corporate policy.

We are always interested in dynamic people with innovative approaches. Become part of our team, grow on challenging tasks and set new milestones in the world of pumps and valves.

JOBS AT KLAUS UNION

We are looking for

Trainees

We offer apprenticeships in commercial, technical and commercial areas. Training at the highest level has a special significance at KLAUS UNION – so our apprentices are always involved in all company processes. They assume responsibility early on and receive individual support and support.

Our training in the areas of machining and technical product design takes place as a joint training with our external partner. As part of this network training, the training places are financially supported by the state of North Rhine-Westphalia and the European Social Fund.

EDUCATION AT KLAUS UNION

We welcome the application of people with disabilities whose integration is of particular concern to us.If you can not find what you are looking for in our job vacancies, you are welcome to submit your unsolicited application.Please send your application by e-mail to bewerbung@klaus-union.com .

APPLY NOW
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News & Events

Stay up to date

UPCOMING FAIRS

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OUR NEWS

EGYPS 2023

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Klaus Union Turkey

A Success Story

Gastech 2022

Let's meet at Gastech

ACHEMA 2022

Let's meet at ACHEMA

ChemTECH 2022

Let's meet at ChemTECH

VERTICAL INLINE PUMP

in close-coupled design

Flow Rate

max. 3.500 m³/h

 

Delivery Head

max. 220 m L.C.

 

Temperature Range

-120 °C bis +350 °C

 

Pressure Rating

PN 40 bei 120 °C

 

KEY FACTS

  • Design following DIN EN ISO 15783, ASME B73.3M or API 685
  • Synchronous permanent magnet drive
  • No dynamic seals, separation of liquid chamber and atmosphere by means of isolation shellf
  • Secondary Control  / Control System by Standard Backup Seal (Optional) acc. API 685

DESIGN

  • Vertical inline centrifugal pump, close-coupled design (OH3-CC)e
  • Hydraulic performance and dimensions following DIN EN ISO 2858 & 15783 / ASME B73.3
  • Permanent & synchronous magnet drive
  • Maintenance-free
  • Separation of liquid chamber and atmosphere by means of containment shell
  • Pressurized partial flush flow (cooling of eddy current losses / lubrication of journal bearings)
  • Rub zones as per standard for increased safety

Optional:

  • Secondary Control / Control System by Standard Backup Seal acc. API 685
  • Thermal Barrier
  • RTZ Design with reduced flush flow provides an additional safety feature against dry run conditions

PERFORMANCE RANGE

Flow Rate Q 3.500 m³/h
Delivery Head H up to 220 m L.C.
Temperature Range t -120 °C up to +350 °C
Pressure Rating p PN 40 at 120 °C

Special constructions and higher outputs available

TYPICAL APPLICATIONS

  • Acids
  • Lyes
  • Hydrocarbons
  • Heat transfer liquids
  • Coolants
  • Liquid petroleum gases (LPG)
  • Aggressive, explosive, toxic and malodorous liquids
  • Valuable liquids
  • Liquids containing solids

MATERIALS

Component S-8l A-8 D-1 H2
Pump Casing Carbon Steel 316 Austenite Duplex Hastelloy C4
Impeller 316 Austenite 316 Austenite Duplex Hastelloy C4
Wetted Parts 316 Austenite 316 Austenite Duplex Hastelloy C4
Shaft 316 Austenite 316 Austenite Duplex Hastelloy C4
Intermediate Lantern / Bearing Support Carbon Steel Carbon Steel Carbon Steel Carbon Steel

Other materials upon request, such as A9, H1, T1

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CORONA-Selftest

ON LIMITING THE SPREAD OF CORONAVIRUS

Limiting the spread of coronavirus, including any mutations, is critical to protecting all Klaus Union Group employees. The current best way is corona self-testing. This is the only way we can minimize the spread within our company and protect ourselves as well as your personal acquaintances and family.

On this page you will find important information on the correct use of the self-tests provided to you.
Please note that the self-tests must be stored dry and protected from light at 15 – 30 °C.

SELF-TEST - INSTRUCTIONS


DOWNLOAD - INSTRUCTION LEAFLET

PDF 76 KB


CASE STUDIES

PUMPING LIQUID AMMONIA IN A FERTILIZER PRODUCTION COMPLEX

Semi-submerged multi-stage pump with magnetic drive (VS6 Design) / liquid ammonia / fertilizer production

DOWNLOAD

REPLACEMENT OF A MECHANICALLY SEALED HIGH-SPEED PUMP (INTEGRAL GEAR)

Multi-stage centrifugal pump in close-coupled design with magnet drive / crude benzene / transfer

DOWNLOAD

SINGLE-STAGE CENTRIFUGAL PUMP FOR A TRUCK UNLOADING APPLICATION

Dry run capable centrifugal pump in close-coupled design with magnet drive / nitric acid / truck unloading

DOWNLOAD

VERTICAL INLINE PUMP IN A BENZENE DRYING COLUMN

Vertical inline centrifugal pump with magnet drive / benzene / benzene drying column

DOWNLOAD

AVOIDING ANY PRODUCT CONTAMINATION

Twin screw pump with magnet drive / MDI / truck unloading

DOWNLOAD

CENTRIFUGAL PUMP WITH MAGNET DRIVE IN A GAS CONDENSATE APPLICATION

Centrifugal pump with magnet drive / gas condensate / transfer

DOWNLOAD

IMPROVING PUMP AVAILABILITY AND REDUCING OPEX

Twin screw pump with magnet drive / bitumen / circulation, transfer and loading

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TESTING

WIDE RANGE

Customers expect the highest quality from our pumps. To ensure this, professional testing of our products to the highest standards is essential. But accurate and reliable testing is also crucial in the course of developing new products.

Klaus Union has various pump test benches that enable a wide range of tests. In this way, customer orders can be tested according to individual requirements.

Test possibilities

  • 18 test stations divided into 4 test benches
  • Test with water and oil
  • Frequency converter operation
  • Test runs with low and medium voltage motors
  • Performance of string tests

Service performance

  • Testing range:
    • Q = 0,1 m³/h up to 5.000 m³/h
    • H = 2 m L.C. up to 1.000 m L.C.
    • ΔP = up to 100 bar
    • Motor power: up to 4.5 MW (2.5 MW with frequency inverter)
    • n = up to 3.600 min-1
  • Mechanical Running Test
  • NPSH-measurements
  • Axial thrust measurements
  • Vibration measurement
  • Noise measurement
  • Temperature Measurement

NDT

  • Dye Penetrant
  • Radiographic (external)
  • Ultrasonic (external)

MORE TEST POSSIBILITIES

  • PMI
  • Hydrostatic
  • Hardness
  • Balancing
  • Visual
  • Dimensional 3D
  • Painting
  • Leak: Air, Nitrogen, Helium (external)
  • Further tests possible on request

KLAUS UNION MAGNET DRIVE

Sealless Technology

If pumps are used to handle dangerous products, it is essential to avoid even the smallest leakages into the environment in order to ensure the protection of both people and the atmosphere. The ideal solution for such a case is pumps with magnet drive. The first of its kind was introduced by Klaus Union in 1955.

Technical Description
In a magnetic drive pump, the drive shaft – to transfer the mechanical energy from the drive to the pump hydraulics – is not a single shaft with a gland packing or mechanical seal on it. Instead, the energy is transferred contactless from the drive shaft to a pump shaft, using a magnetic coupling. The drive shaft connects the motor with the outer magnet carrier, while the pump shaft holds the inner magnet carrier and the impeller. Both magnet carriers are fitted with permanent magnets, on the inside and the outside respectively. Due to the rotation of the outer magnet carrier, the inner magnet carrier is rotated synchronously via magnetic forces; the mechanical drive energy is transmitted.

Between the magnet carriers, the so-called containment shell is installed to separate the pumped fluid from its environment. The pump shaft is supported by fluid-lubricated maintenance-free slide bearings within the pump’s hydraulic system. There are no dynamic seals between the pumped fluid and the environment from which leakage can escape. Only two static seals are used between pump casing and casing cover and between casing cover and containment shell in the magnetic drive pump.

Advantages vs. Mechanically Sealed Pumps

  • Nearly maintenance free
  • Less investment costs and less maintenance costs
  • No instrumentation or special monitoring devices required in standard
  • No utilities required, such as nitrogen or cooling water
  • No leakage to the atmosphere
  • No loss of sealant liquid
  • No wear of the seals at all
  • Low mechanical loads on shaft and bearings
  • High stiffness of the pump shaft

Advantages vs. Canned Motor Pumps

  • Standard IEC and NEMA motors can be used
  • Lower investment and repair costs
  • Separate flushing of journal bearing
  • Higher efficiency
  • Use of non- metallic containment shell possible
  • No heat generation of the rotor by electric losses
  • Higher viscosities possible
  • Higher temperatures without cooling possible
  • No special monitoring devices necessary

TECHNICAL DEVELOPMENTS

KLAUS UNION NO VISCO® BEARINGS

Our new NoVisco® bearings can handle extreme solid loads and require no hydrodynamic lubrication film. Thus they do not require any minimum viscosity whatsoever.
This enables Klaus Union pumps to handle applications reliably and without the use of any utilities which were previously impossible to handle reliably with magnetic coupled pumps.

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PULLOUT DESIGN FOR VERTICALLY SUSPENDED (SUMP) PUMPS WITH MAGNET DRIVE

Clean and safe maintenance of vertically suspended (sump) pumps with magnet drive

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TEMPERATURE MONITORING SYSTEM (TPX)

To further optimize the process reliability of Klaus Union’s magnetically coupled pumps, the TPX temperature monitoring system enables accurate and instantaneous measurement of the containment can temperature.

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HYBRID DOUBLE CONTAINMENT SHELL

To reduce the heat generated by a purely metallic, double containment shell and at the same time to improve the overall efficiency of the pump, Klaus Union has developed and patented a new hybrid double containment shell.

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Secondary mechanical seal

Secondary mechanical seal as a cost efficient additional layer of safety for magnetic coupled pumps in particularly hazardous applications.

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Non-Metallic Containment Shells

Through the use of non-metallic containment shells instead of the traditionally used metallic containment shells, Klaus Union eliminates eddy current losses and increases the efficiency of magnet drive pumps significantly.

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Dry Running Design

For the case of a flow interruption, Klaus Union has developed the RTZ Design for magnet drive centrifugal pumps.
Pumps according to this special design conveying water-like media can handle a dry run on suction side for up to 10 minutes. The increase of the containment shell surface temperature is relatively slight.

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Handling Liquids Containing Solids

Available design features for magnetically coupled centrifugal pumps to safely handle liquids containing solids.

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Greased-for-life Lubrication

Effective from August 1, 2016, Klaus Union offers greased- for-life antifriction bearings (2Z/WT: two sealing discs) for pumps with grease lubricated drive frame as a standard.
The upgrade does not incur a cost adder. It provides various benefits for customers.

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OUR RANGE OF SERVICES

TECHNICAL DEVELOPMENTS AND PRODUCT INFORMATION

At Klaus Union we are passionate about developing pumps and valves that prove themselves every day. With our state-of-the-art production technology, we create products characterized by longevity and maximum durability.

We have spent decades to achieve this goal – optimizing each step of the production process. Every detail and each move are well thought out. Every component is an indispensable part of an elaborated whole.

Our modern and flexible production methods and over 75 years of experience form an ideal synthesis to also provide customized tailor-made solutions.

UNSER LEISTUNGSSPEKTRUM

Technische Entwicklungen und Produktinformationen

Wir von Klaus Union entwickeln mit Leidenschaft Pumpen und Armaturen, die sich jeden Tag aufs Neue bewähren. Mithilfe modernster Produktionstechnik entstehen Produkte, die sich durch Langlebigkeit und maximale Belastbarkeit auszeichnen.

Um dieses Ziel zu erreichen haben wir Jahrzehnte an jedem Fertigungsschritt gefeilt. Jedes Detail und jeder Handgriff wurden sorgfältig geplant. Jedes Bauteil ist ein unentbehrliches Element eines durchdachten Ganzen.

Dabei bilden unsere Produktkompetenz aus über 70 Jahren sowie moderne und flexible Methoden der Fertigung auch die perfekte Grundlage für individuelle Speziallösungen.

Sekundärgleitringdichtung

Sekundärgleitringdichtung als kostengünstige, zusätzliche Schutzeinrichtung für magnetgekuppelte Pumpen in besonders gefährlichen Anwendungsfällen.

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Nicht-Metallische Spalttöpfe

Durch den Einsatz von nicht-metallischen Spalttöpfen anstelle üblicherweise verwendeter metallischer Spalttöpfe eliminiert Klaus Union Wirbelstromverluste und steigert dadurch den Wirkungsgrad von Magnetkupplungspumpen signifikant.

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Ausführung Trockenlauf

Für den Fall eines Strömungsabrisses hat Klaus Union das RTZ Design für magnetgekuppelte Kreiselpumpen entwickelt.
Pumpen in diesem speziellen Design, die wasser-ähnliche Medien befördern, können einen saugseitigen Trockenlauf von 10 Minuten unbeschadet überstehen. Die Oberflächentemperatur des Spalttopfes erhöht sich nur geringfügig.

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Förderung von Feststoffbeladenen Flüssigkeiten

Möglichkeit der Förderung von feststoffbeladenen Flüssigkeiten mit magnetgekuppelten Kreiselpumpen-Ausführungen.

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LEBENSDAUERFETTGESCHMIERTE WÄLZLAGER

Ab dem 01.08.2016 stattet Klaus Union fettgeschmierte Lagerträger standardmäßig mit lebendauerfettgeschmierten Wälzlagern (2Z/WT: zwei Dichtscheiben mit Lebensdauerfett gefüllt) aus.
Diese Umstellung erfolgt ohne Mehrkosten. Für den Kunden ergeben sich dadurch diverse Vorteile.

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Funktionsprinzip - Magnetkupplung

Wenn Pumpen zur Förderung gefährlicher Medien eingesetzt werden, müssen selbst kleinste Leckagen in die Umgebung vermieden werden, um den Schutz von Mensch und Umwelt zu gewährleisten. Die ideale Lösung für einen solchen Fall sind Pumpen mit Magnetantrieb. Die erste dieser Art wurde 1955 von Klaus Union eingeführt.

Technische Beschreibung
Die Abbildung zeigt den Querschnitt einer magnetgekuppelten Pumpe. Die Antriebswelle – zur Übertragung der mechanischen Energie vom Motor auf die Pumpenhydraulik – ist keine einzelne Welle mit Gleitringdichtung oder Stopfbuchspackung. Stattdessen wir die vom Antrieb auf die Pumpenwelle übertragene mechanische Energie auf einen mit Permanentmagneten bestückten Außenring (Magnettreiber) übertragen. Das Laufrad der Kreiselpumpe ist über die Laufradwelle fest mit einem Innenring (Magnetträger) verbunden, der ebenfalls mit Permanentmagneten bestückt ist. Durch die Rotation des Magnettreibers wird der innenliegende Magnetträger synchron gedreht; die mechanische Antriebsenergie wird über das Magnetfeld übertragen.

Ein Spalttopf schottet das verpumpte Medium von der Umgebung ab. Die Pumpenwelle wird durch flüssigkeitsgeschmierte Gleitlager innerhalb des Hydrauliksystems gestützt.
Es gibt keine dynamischen Dichtungen zwischen dem verpumpten Medium und der Umgebung, durch die Leckagen an die Natur gelangen können. Es werden lediglich zwei statische Dichtungen verwendet (als Flachdichtung oder O-Ring ausgeführt) – zwischen Pumpengehäuse und Gehäusedeckel sowie zwischen Gehäusedeckel und Spalttopf. Diese statischen Dichtungen sind wartungsfrei und so ist die Pumpe hermetisch dicht.

Vorteile gegenüber mechanisch gedichteter Pumpen:

  • Nahezu wartungsfrei
  • Geringere Investitions- und Wartungskosten
  • Keine Instrumentierung oder spezielle Überwachungsgeräte gemäß Norm erforderlich
  • Keine Versorgungseinrichtung wie Stickstoff und Kühlwasser erforderlich
  • Keine Leckage in die Atmosphäre
  • Kein Verlust von Dichtungsflüssigkeit
  • Kein Verschleiß der Dichtungen
  • Geringe mechanische Belastung der Welle und der Lager
  • Hoch Steifigkeit der Welle

Vorteile gegenüber Spaltrohrmotorpumpen:

  • Möglichkeit der Verwendung von IEC- und NEMA-Motoren
  • Geringere Investitions- und Reparaturkosten
  • Separate Spülung der Gleitlager
  • Verbesserte Effizienz
  • Verwendung eines nicht-metallischen Spalttopfes möglich
  • Keine Erwärmung durch Wirbelstromverluste
  • Förderung höherer Viskositäten möglich
  • Höhere Prozess-Temperaturen ohne zusätzliche Kühlung möglich
  • Keine Überwachung

ELIMINATING THE CONTAMINATION OF THE PRODUCT

Twin screw pump with magnet drive / MDI / truck unloading

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CENTRIFUGAL PUMP WITH MAGNET DRIVE IN A GAS CONDENSATE APPLICATION

Centrifugal pump with magnet drive / gas condensate / transfer

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IMPROVING PUMP AVAILABILITY AND REDUCING OPEX

Twin screw pump with magnet drive / bitumen / circulation, transfer and loading

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BREITES SPEKTRUM AN PRÜFUNGEN

Kunden erwarten von unseren Pumpen höchste Qualität. Um das zu gewährleisten, ist eine fachgerechte Prüfung unserer Produkte gemäß höchster Standards unerlässlich. Aber auch im Zuge der Entwicklung neuer Produkte ist eine exakte und verlässliche Prüfung entscheidend.

Klaus Union verfügt über verschiedene Pumpen-Prüfstände, die ein breites Spektrum an Tests ermöglichen. So können Kundenaufträge nach individuellen Anforderungen getestet werden.

Prüfmöglichkeiten

  • 14 Prüfplätze aufgeteilt auf 4 Prüfstände
  • Prüfung mit Wasser und Öl
  • Frequenzumrichter-Betrieb für das gesamte Leistungsspektrum
  • Prüfläufe mit Mittelspannungsmotoren
  • Durchführung von Stringtests

Leistungsspektrum

PERFORMANCE-TESTS

  • Prüfbereich:
    • Q = 0,1 m³/h bis 6.000 m³/h
    • H = 2 m Fl.S. bis 1.000 m Fl.S.
    • ΔP = bis 100 bar
    • Motorleistung: bis 4,5 MW
    • n = bis max. 3.500 min-1
  • Langzeittest
  • NPSH-Messung
  • Achsschubmessung
  • Schwingungsmessung
  • Geräuschmessung
  • Temperaturmessung

ZERSTÖRUNGSFREIE PRÜFUNGEN

  • Farbeindringprüfung
  • Durchstrahlungsprüfung
  • Ultraschallprüfung

WEITERE PRÜFMÖGLICHKEITEN

  • Verwechslungsprüfung (PMI)
  • Hydrostatische Druckprüfung
  • Härteprüfung
  • Wuchtprüfung
  • Sicht- und Maßkontrolle
  • Einsatz von 3D-Messtechnik
  • Anstrichprüfung
  • Dichtigkeitsprüfung (Luft, Stickstoff, Helium)
  • Weitere Prüfungen auf Anfrage möglich

UNSER LEISTUNGSSPEKTRUM

Technische Entwicklungen und Produktinformationen

Wir von Klaus Union entwickeln mit Leidenschaft Pumpen und Armaturen, die sich jeden Tag aufs Neue bewähren. Mithilfe modernster Produktionstechnik entstehen Produkte, die sich durch Langlebigkeit und maximale Belastbarkeit auszeichnen.

Um dieses Ziel zu erreichen haben wir Jahrzehnte an jedem Fertigungsschritt gefeilt. Jedes Detail und jeder Handgriff wurden sorgfältig geplant. Jedes Bauteil ist ein unentbehrliches Element eines durchdachten Ganzen.

Dabei bilden unsere Produktkompetenz aus über 70 Jahren sowie moderne und flexible Methoden der Fertigung auch die perfekte Grundlage für individuelle Speziallösungen.

Sekundärgleitringdichtung

Sekundärgleitringdichtung als kostengünstige, zusätzliche Schutzeinrichtung für magnetgekuppelte Pumpen in besonders gefährlichen Anwendungsfällen.

DOWNLOAD PRODUCT INFORMATION

Nicht-Metallische Spalttöpfe

Durch den Einsatz von nicht-metallischen Spalttöpfen anstelle üblicherweise verwendeter metallischer Spalttöpfe eliminiert Klaus Union Wirbelstromverluste und steigert dadurch den Wirkungsgrad von Magnetkupplungspumpen signifikant.

DOWNLOAD PRODUCT INFORMATION

Ausführung Trockenlauf

Für den Fall eines Strömungsabrisses hat Klaus Union das RTZ Design für magnetgekuppelte Kreiselpumpen entwickelt.
Pumpen in diesem speziellen Design, die wasser-ähnliche Medien befördern, können einen saugseitigen Trockenlauf von 10 Minuten unbeschadet überstehen. Die Oberflächentemperatur des Spalttopfes erhöht sich nur geringfügig.

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Förderung von Feststoffbeladenen Flüssigkeiten

Möglichkeit der Förderung von feststoffbeladenen Flüssigkeiten mit magnetgekuppelten Kreiselpumpen-Ausführungen.

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LEBENSDAUERFETTGESCHMIERTE WÄLZLAGER

Ab dem 01.08.2016 stattet Klaus Union fettgeschmierte Lagerträger standardmäßig mit lebendauerfettgeschmierten Wälzlagern (2Z/WT: zwei Dichtscheiben mit Lebensdauerfett gefüllt) aus.
Diese Umstellung erfolgt ohne Mehrkosten. Für den Kunden ergeben sich dadurch diverse Vorteile.

DOWNLOAD PRODUCT INFORMATION

Funktionsprinzip - Magnetkupplung

Wenn Pumpen zur Förderung gefährlicher Medien eingesetzt werden, müssen selbst kleinste Leckagen in die Umgebung vermieden werden, um den Schutz von Mensch und Umwelt zu gewährleisten. Die ideale Lösung für einen solchen Fall sind Pumpen mit Magnetantrieb. Die erste dieser Art wurde 1955 von Klaus Union eingeführt.

Technische Beschreibung
Die Abbildung zeigt den Querschnitt einer magnetgekuppelten Pumpe. Die Antriebswelle – zur Übertragung der mechanischen Energie vom Motor auf die Pumpenhydraulik – ist keine einzelne Welle mit Gleitringdichtung oder Stopfbuchspackung. Stattdessen wir die vom Antrieb auf die Pumpenwelle übertragene mechanische Energie auf einen mit Permanentmagneten bestückten Außenring (Magnettreiber) übertragen. Das Laufrad der Kreiselpumpe ist über die Laufradwelle fest mit einem Innenring (Magnetträger) verbunden, der ebenfalls mit Permanentmagneten bestückt ist. Durch die Rotation des Magnettreibers wird der innenliegende Magnetträger synchron gedreht; die mechanische Antriebsenergie wird über das Magnetfeld übertragen.

Ein Spalttopf schottet das verpumpte Medium von der Umgebung ab. Die Pumpenwelle wird durch flüssigkeitsgeschmierte Gleitlager innerhalb des Hydrauliksystems gestützt.
Es gibt keine dynamischen Dichtungen zwischen dem verpumpten Medium und der Umgebung, durch die Leckagen an die Natur gelangen können. Es werden lediglich zwei statische Dichtungen verwendet (als Flachdichtung oder O-Ring ausgeführt) – zwischen Pumpengehäuse und Gehäusedeckel sowie zwischen Gehäusedeckel und Spalttopf. Diese statischen Dichtungen sind wartungsfrei und so ist die Pumpe hermetisch dicht.

Vorteile gegenüber mechanisch gedichteter Pumpen:

  • Nahezu wartungsfrei
  • Geringere Investitions- und Wartungskosten
  • Keine Instrumentierung oder spezielle Überwachungsgeräte gemäß Norm erforderlich
  • Keine Versorgungseinrichtung wie Stickstoff und Kühlwasser erforderlich
  • Keine Leckage in die Atmosphäre
  • Kein Verlust von Dichtungsflüssigkeit
  • Kein Verschleiß der Dichtungen
  • Geringe mechanische Belastung der Welle und der Lager
  • Hoch Steifigkeit der Welle

Vorteile gegenüber Spaltrohrmotorpumpen:

  • Möglichkeit der Verwendung von IEC- und NEMA-Motoren
  • Geringere Investitions- und Reparaturkosten
  • Separate Spülung der Gleitlager
  • Verbesserte Effizienz
  • Verwendung eines nicht-metallischen Spalttopfes möglich
  • Keine Erwärmung durch Wirbelstromverluste
  • Förderung höherer Viskositäten möglich
  • Höhere Prozess-Temperaturen ohne zusätzliche Kühlung möglich
  • Keine Überwachung

ELIMINATING THE CONTAMINATION OF THE PRODUCT

Twin screw pump with magnet drive / MDI / truck unloading

DOWNLOAD

CENTRIFUGAL PUMP WITH MAGNET DRIVE IN A GAS CONDENSATE APPLICATION

Centrifugal pump with magnet drive / gas condensate / transfer

DOWNLOAD

IMPROVING PUMP AVAILABILITY AND REDUCING OPEX

Twin screw pump with magnet drive / bitumen / circulation, transfer and loading

DOWNLOAD

BREITES SPEKTRUM AN PRÜFUNGEN

Kunden erwarten von unseren Pumpen höchste Qualität. Um das zu gewährleisten, ist eine fachgerechte Prüfung unserer Produkte gemäß höchster Standards unerlässlich. Aber auch im Zuge der Entwicklung neuer Produkte ist eine exakte und verlässliche Prüfung entscheidend.

Klaus Union verfügt über verschiedene Pumpen-Prüfstände, die ein breites Spektrum an Tests ermöglichen. So können Kundenaufträge nach individuellen Anforderungen getestet werden.

Prüfmöglichkeiten

  • 14 Prüfplätze aufgeteilt auf 4 Prüfstände
  • Prüfung mit Wasser und Öl
  • Frequenzumrichter-Betrieb für das gesamte Leistungsspektrum
  • Prüfläufe mit Mittelspannungsmotoren
  • Durchführung von Stringtests

Leistungsspektrum

PERFORMANCE-TESTS

  • Prüfbereich:
    • Q = 0,1 m³/h bis 6.000 m³/h
    • H = 2 m Fl.S. bis 1.000 m Fl.S.
    • ΔP = bis 100 bar
    • Motorleistung: bis 4,5 MW
    • n = bis max. 3.500 min-1
  • Langzeittest
  • NPSH-Messung
  • Achsschubmessung
  • Schwingungsmessung
  • Geräuschmessung
  • Temperaturmessung

ZERSTÖRUNGSFREIE PRÜFUNGEN

  • Farbeindringprüfung
  • Durchstrahlungsprüfung
  • Ultraschallprüfung

WEITERE PRÜFMÖGLICHKEITEN

  • Verwechslungsprüfung (PMI)
  • Hydrostatische Druckprüfung
  • Härteprüfung
  • Wuchtprüfung
  • Sicht- und Maßkontrolle
  • Einsatz von 3D-Messtechnik
  • Anstrichprüfung
  • Dichtigkeitsprüfung (Luft, Stickstoff, Helium)
  • Weitere Prüfungen auf Anfrage möglich

ControlValves

Pressure Seal TypeASME/API

Nom. Size Range

3" - 24"

Pressure Rating

up to 600 bar

Temperature Range

up to +650°C / +1,202 °F

Sealing

Parabolic Disc / Perforated Disc

key facts

  • Forged Steel
  • Pressure Seal Bonnet
  • Outside Screw & Yoke
  • Rising Spindle

DESIGN

  • Forged Steel
  • Pressure Seal Bonnet
  • Outside Screw & Yoke
  • Rising Spindle
  • Parabolic Disc / Perforated Disc
  • Standard Yoke prepared for mounting of electric actuator ISO 5210
  • Mechanical Position Indicator

OPTIONS

  • Flanged Ends
  • Pup Pieces
  • Pneumatic Actuator
  • Electric Actuator
  • Hydraulic Actuator
  • Limit Switches / Positioner
  • Locking Device
  • Live Loaded Packing System

MATERIALS

Materials EN Materials ASTM
1.0640 P250GH A105
1.5415 16Mo3
1.7335 13CrMo4-5 A182 F11 / F12
1.7380 10CrMo9-10 A182 F22
1.4903 X10CrMoVNb9-1 A182 F91

ControlValves

Pressure Seal Type

Nom. Size Range

DN 80 - DN 600 / 3“- 24“

Pressure Range

up to 600 bar

Temperature Range

up to +650 °C /
+1,202 °F

Sealing

Parabolic Disc / Perforated Disc

key facts

  • Forged Steel
  • Pressure Seal Bonnet
  • Outside Screw & Yoke
  • Rising Spindle

DESIGN

  • Forged Steel
  • Pressure Seal Bonnet
  • Outside Screw & Yoke
  • Rising Spindle
  • Parabolic Disc / Perforated Disc
  • Standard Yoke prepared for mounting of electric actuator ISO 5210
  • Mechanical Position Indicator

OPTIONS

  • Flanged Ends
  • Pup Pieces
  • Pneumatic Actuator
  • Electric Actuator
  • Hydraulic Actuator
  • Limit Switches / Positioner
  • Locking Device
  • Live Loaded Packing System

STANDARD MATERIALS

Materials EN Materials ASTM
1.0640 P250GH A105
1.5415 16Mo3
1.7335 13CrMo4-5 A182 F11 / F12
1.7380 10CrMo9-10 A182 F22
1.4903 X10CrMoVNb9-1 A182 F91

Gate Valve

screwed topASME/API

Nom. Size Range

2" - 48"

Nom. Pressure Range

Class 150 - Class 600

Temperature Range

-200 °C to +595 °C

Sealing

Gland Packing

key facts

  • Closing body: wedge plates
  • Outside Screw
  • Bolted Bonnet
  • Non Rising Handwheel

DESIGN

  • Outside Screw
  • Rising Spindle
  • Non Rising Handwheel
  • Stuffing box, back seal
  • Integral Seat
  • Flanged
  • Double Disc

OPTIONS

  • Position Indicator
  • Balanced Plug
  • Live Loaded Packing System
  • Extended Bonnet
  • Butt Weld Ends
  • Bypass

ADDITIONAL EQUIPMENT

  • Electric Actuator
  • Gearbox
  • Handwheel- and Remote Control
  • Chain Wheel
  • Pneumatic and Hydraulic Cylinder

ADDITIONAL EQUIPMENT

  • Extended Bonnet
  • Stuffing box, spring-loaded (TA-Luft 2002)
  • Remote drive
  • Gearbox
  • Electric rotary drive
  • Housing with welding ends

Nom. Size Range

2" - 48"

Nom. Pressure Range

Class 150 - Class 600

Temperature Range

-200 °C to +595 °C

Sealing

Flex wedge

key facts

  • Termination body: Flexi wedge
  • Outside Screw
  • Bolted Bonnet
  • Non Rising Handwheel

DESIGN

  • Outside Screw
  • Rising Spindle
  • Non Rising Handwheel
  • Stuffing box, back seal
  • Integral Seat
  • Flanged
  • With flex wedge

OPTIONS

  • Position Indicator
  • Balanced Plug
  • Live Loaded Packing System
  • Extended Bonnet
  • Butt Weld Ends
  • Bypass

ADDITIONAL EQUIPMENT

  • Electric Actuator
  • Gearbox
  • Handwheel- and Remote Control
  • Chain Wheel
  • Pneumatic and Hydraulic Cylinder

ADDITIONAL EQUIPMENT

  • Extended Bonnet
  • Stuffing box, spring-loaded (TA-Luft 2002)
  • Remote drive
  • Gearbox
  • Electric rotary drive
  • Housing with welding ends
Empty tab. Edit page to add content here.

Swing Check Valves

Bolted Cover

Nom. Size Range

DN 50 - DN 500

Pressure Rating

PN 10 - PN 160

Temperature Range

-200 °C - +550 °C

Obturator

Check Valve

key facts

  • Inside Shaft Design
  • Integral Seat
  • Flanged

DESIGN

  • Inside Shaft Design
  • Integral Seat
  • Flanged

OPTIONS

  • Outside Shaft Design with lever and counterweight

STANDARD MATERIALS

  • 1.4308
  • 1.4552
  • 1.4408
  • 1.4581
  • 1.0619
  • 1.5419
  • 1.7357
  • 1.7363
  • Other materials on request

Swing Check Valve

Pressure Seal Bonnet

Nom. Size Range

DN 80 - DN 600 / 3“- 24“

Pressure Range

up to 600 bar

Temperature Range

up to +650 °C / +1,202 °F

Obturator

Check Valve

key facts

  • Heavy-duty one-piece Forged Body
  • Pressure Seal Bonnet
  • Individual sizing and design acc. to customer requirements

DESIGN

  • Heavy-duty one-piece forged body
  • Inside Shaft Design
  • Expanded contact surface between seat ring and valve disc, therefore permanent tightness
  • Trouble-free function even in critical applications
  • Long service life and less maintenance

OPTIONS

  • Flanged Ends
  • Pup Pieces

STANDARD MATERIALS

Materials EN Materials ASTM
1.0640 P250GH A105
1.5415 16Mo3
1.7335 13CrMo4-5 A182 F11 / F12
1.7380 10CrMo9-10 A182 F22
1.4903 X10CrMoVNb9-1 A182 F91

ORCA®

ELIMINATING THE RISKOF CAVITATION

The new ORCA® trim provides huge advantages against other solutions. Plates mounted on both sides of the disc allow the pressure to drop in several stages and prevent supersonic speed in gases and prevent the cavitation in liquids. One or more sets of plates can be mounted in accordance to the customer needs, allowing an excellent flow control when the valve is partially open.
Since the plates are mounted parallel to the disc and moved together with the disc, they do not interfere with the flow when the valve is fully open. This ensures the maximum Kv / Cv value remains as this of a standard valve.

LATEST TECHNOLOGY IN BUTTERFLY VALVES DESIGN

In previous designs, the seat shape never changed along its 3D figure, but in the newly invented design, the lines forming the outside shape do not cross in the same point
as in a cone. Basically, this means the designer is free to design the seat angle all the way around the seat. If necessary, the shaft offset from the pipe centerline could
be brought to zero and still produce a friction-free valve.

ADVANTAGES

  • Better flow control
  • No cavitation
  • No supersonic speed
  • Lower noise level

Kv / Cv Values

The V-AXX® valve has the highest Kv / Cv of any comparable torque-seated butterfly valve. Not only the valve can be sized smaller. Even the actuator, the piping as well as the entire construction supporting the piping can be sized smaller. Consequently, the costs can be reduced significantly.
With regards to day to day valve replacement where the pipe size and infrastructure have already been determined, the higher flow coefficients with the V-AXX® valve can improve the process performance and lower pumping costs due to the lower pressure drop across the valve.

FIVE OFFSET

BUTTERFLY VALVES

The same designer who invented and patented the four offset butterfly valve in 2008 is introducing now the newest evolution in butterfly valve design. The first butterfly valve in the world which is not using a regular cone for it´s seat design.

In the newly designed V-AXX® valve, the seat shape can be changed around the whole seat without restrictions. If necessary, the angle of the seat, even in the shaft area, can be 25° or more, without changing the angle in other areas. This is only possible due to the unique seat design, which is not formed by a simple cone but by a much more complex figure, not yet named in geometry.

V-AXX Brochure

LATEST TECHNOLOGY IN BUTTERFLY VALVES DESIGN

In previous designs, the seat shape never changed along its 3D figure, but in the newly invented design, the lines forming the outside shape do not cross in the same point
as in a cone. Basically, this means the designer is free to design the seat angle all the way around the seat. If necessary, the shaft offset from the pipe centerline could
be brought to zero and still produce a friction-free valve.

Our Product Range

LUG Type 

  • API 609 T2
  • EN 558-1 R16
  • DIN 3202 K3
Data Sheet

Double FlangeShort Pattern

  • EN 558-1 R13
  • DIN 3202 F16
  • ISO 5752 R13
Data Sheet

Double FlangeLong Pattern

  • EN 558-1 R14
  • DIN 3202 F4
  • ISO 5752 R14
Data Sheet

Butt Weld EndLong Pattern

  • EN 558-1 R14
  • DIN 3202 S4
  • ISO 5752 R14
Data Sheet

V-AXX® CRYOGENIC

The research conducted in the Dr. Gaida R&D Institute has provided an initial evaluation of the real shrinkage rates in cryogenic temperatures as a function of the wall section and allowed the seat to be formed accordingly making the valve zero leakage from -270 °C up to 1800 °C, from vacuum up to 160 bar, from liquid nitrogen up to liquid sodium.

THE PERFECT SOLUTION FOR YOUR APPLICATION

PERFORMANCE DATA

  • DN 50 up to DN 2100
  • 2" up to DN 84"
  • PN 10, 16, 25, 40, 63, 100, 160
  • ANSI 150, 300, 600, 900
  • Fully rated Delta P in both directions
  • Temperature -270 °C up to 1.800 °C

STANDARDS

  • ISO 9001
  • PED 2014/68/EU
  • DIN EN 12516, DIN 3840
  • ASME B 16.34
  • AD 2000
  • AD W10
  • BAM (Oxygen Approval)
  • TA Luft
  • NACE MR 0175, NACE MR 0103
  • 94/9 EG ATEX

SPECIAL SOLUTIONS

  • Sealed bearing design
  • Monitoring port
  • Shaft extensions
  • Steam jacket

FIVE OFFSET

BUTTERFLY VALVES

The same designer who invented and patented the four offset butterfly valve in 2008 is introducing now the newest evolution in butterfly valve design. The first butterfly valve in the world which is not using a regular cone for it´s seat design.

In the newly designed V-AXX® valve, the seat shape can be changed around the whole seat without restrictions. If necessary, the angle of the seat, even in the shaft area, can be 25° or more, without changing the angle in other areas. This is only possible due to the unique seat design, which is not formed by a simple cone but by a much more complex figure, not yet named in geometry.

V-AXX Brochure

LATEST TECHNOLOGY IN BUTTERFLY VALVES DESIGN

In previous designs, the seat shape never changed along its 3D figure, but in the newly invented design, the lines forming the outside shape do not cross in the same point as in a cone. Basically, this means the designer is free to design the seat angle all the way around the seat. If necessary, the shaft offset from the pipe centerline could be brought to zero and still produce a friction-free valve.

Our Product Range

LUGTYPEFlanged

  • API 609 T2
  • EN 558-1 R16
  • DIN 3202 K3
Data Sheet

DoubleFlangeSHORT PATTERN

  • EN 558-1 R13
  • DIN 3202 F16
  • ISO 5752 R13
Data Sheet

DoubleFlangeLONG PATTERN

  • EN 558-1 R14
  • DIN 3202 F4
  • ISO 5752 R14
Data Sheet

Butt WeldEndLONG PATTERN

  • EN 558-1 R14
  • DIN 3202 S4
  • ISO 5752 R14
Data Sheet

V-AXX® CRYOGENIC

The research conducted in the Dr. Gaida R&D Institute has provided an initial evaluation of the real shrinkage rates in cryogenic temperatures
as a function of the wall section and allowed the seat to be formed accordingly making the valve zero leakage from -270 °C up to 1800 °C, from vacuum up to 160 bar, from liquid nitrogen up to liquid sodium.

THE PERFECT SOLUTION FOR YOUR APPLICATION

PERFORMANCE DATA

  • DN 50 up to DN 2100
  • 2" up to 84"
  • PN 10, 16, 25, 40, 63, 100, 160
  • ANSI 150, 300, 600, 900
  • Fully rated Delta P in both directions
  • Temperature -270 °C up to 1.800 °C

STANDARDS

  • ISO 9001
  • PED 2014/68/EU
  • DIN EN 12516, DIN 3840
  • ASME B 16.34
  • AD 2000
  • AD W10
  • BAM (Oxygen Approval)
  • TA Luft
  • NACE MR 0175, NACE MR 0103
  • 94/9 EG ATEX

SPECIAL SOLUTIONS

  • Sealed bearing design
  • Monitoring port
  • Shaft extensions
  • Steam jacket

ORCA®

ELIMINATING THE RISKOF CAVITATION

The new ORCA® trim provides huge advantages against other solutions. Plates mounted on both sides of the disc allow the pressure to drop in several stages and prevent supersonic speed in gases and prevent the cavitation in liquids. One or more sets of plates can be mounted in accordance to the customer needs, allowing an excellent flow control when the valve is partially open.

Since the plates are mounted parallel to the disc and moved together with the disc, they do not interfere with the flow when the valve is fully open. This ensures the maximum Kv / Cv value remains as this of a standard valve.

LATEST TECHNOLOGY IN BUTTERFLY VALVES DESIGN

In previous designs, the seat shape never changed along its 3D figure, but in the newly invented design, the lines forming the outside shape do not cross in the same point as in a cone. Basically, this means the designer is free to design the seat angle all the way around the seat. If necessary, the shaft offset from the pipe centerline could be brought to zero and still produce a friction-free valve.

ADVANTAGES

  • Better flow control
  • No cavitation
  • No supersonic speed
  • Lower noise level

Kv / Cv Values

The V-AXX® valve has the highest Kv / Cv of any comparable torque-seated butterfly valve. Not only the valve can be sized smaller. Even the actuator, the piping as well as the entire construction supporting the piping can be sized smaller. Consequently, the costs can be reduced significantly.
With regards to day to day valve replacement where the pipe size and infrastructure have already been determined, the higher flow coefficients with the V-AXX® valve can improve the process performance and lower pumping costs due to the lower pressure drop across the valve.

PLEASE USE YOUR DEVICE IN LANDSCAPE MODE

 

QUOTE FORM / PUMPS

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Alternatively, you may download a copy of our quote form
and email us your submission.

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    Liquid Pumped

     

    Flow Conditions

    Rated

    Minimum

    Maximum

    Specific Gravity

    Solids Present

    YesNo

    YesNo

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    Imprint

    Information provided according to Sec. 5 TMG:

    Klaus Union CZ a.s.
    Bruntálská 2313/5
    Pod Bezručovým vrchem
    794 01 Krnov
    CZ

    Contact:

    Tel: +420 554 616 852
    Fax: +420 554 616 861

    E-Mail: info@klaus-union.com

    Represented by:

    Björn Carstensen

    Register entry:

    B 3337 vedená u Krajského soudu v Ostravě

    VAT:

    VAT No.: CZ 48397334

    Dispute resolution

    We do not take part in online dispute resolutions at consumer arbitration boards.

    Liability for Contents

    As service providers, we are liable for own contents of these websites according to Sec. 7, paragraph 1 German Telemedia Act (TMG). However, according to Sec. 8 to 10 German Telemedia Act (TMG), service providers are not obligated to permanently monitor submitted or stored information or to search for evidences that indicate illegal activities.

    Legal obligations to removing information or to blocking the use of information remain unchallenged. In this case, liability is only possible at the time of knowledge about a specific violation of law. Illegal contents will be removed immediately at the time we get knowledge of them.

    Liability for Links

    Our offer includes links to external third party websites. We have no influence on the contents of those websites, therefore we cannot guarantee for those contents. Providers or administrators of linked websites are always responsible for their own contents.

    The linked websites had been checked for possible violations of law at the time of the establishment of the link. Illegal contents were not detected at the time of the linking. A permanent monitoring of the contents of linked websites cannot be imposed without reasonable indications that there has been a violation of law. Illegal links will be removed immediately at the time we get knowledge of them.

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    Contents and compilations published on these websites by the providers are subject to German copyright laws. Reproduction, editing, distribution as well as the use of any kind outside the scope of the copyright law require a written permission of the author or originator. Downloads and copies of these websites are permitted for private use only.
    The commercial use of our contents without permission of the originator is prohibited.

    Copyright laws of third parties are respected as long as the contents on these websites do not originate from the provider. Contributions of third parties on this site are indicated as such. However, if you notice any violations of copyright law, please inform us. Such contents will be removed immediately.

    Data Protection Policy

    1. Introduction
    Thank you for visiting our website. We take privacy very seriously and strive to protect your personal data in the context of our website offer.
    By personal data, we understand all data about the personal and factual circumstances of a natural person. Personal data collected on our website is used solely for our own purposes.

    2. Legal basis of data processing
    Consent: If your consent has been obtained for processing of personal data, Article 6 para. 1 lit. a EU General Data Protection Regulation (GDPR) is the legal basis for the data processing.
    Contract: For the processing of personal data that is required to fulfill a contract of which you are a party, Article 6 para. 1 lit. b GDPR is the legal basis. This also applies to processing operations which are required to implement pre-contractual measures.
    Legal duty: If the processing of personal data is required in order to fulfill a legal obligation to which our company is subject, Article 6 para. 1 lit. c GDPR is the legal basis.
    If vital interests of you or any other natural person require the processing of personal data, Article 6 para. 1 lit. d GDPR is the legal basis.
    Legitimate interest: If the processing is necessary to safeguard the legitimate interests of our company or a third party and if the interests, fundamental rights and fundamental freedoms of the data subject do not prevail over the former interest, then Article 6 para. 1 lit. f GDPR is the legal basis for the processing. The legitimate interest of our company lies in the execution of our business activities.

    3. Affected rights
    As part of our data processing, your personal data is processed. You are entitled to the rights from the third chapter of the GDPR vis-à-vis our company.
    We respect the rights to information, correction, restriction of processing, deletion or portability regarding your personal data. You can claim these rights as follows:

    Right to information
    You have the right to request a confirmation from us as to whether we process personal data that concerns you. If this is the case, you have a right to receive information about this personal data as well as the following information:
    (a) the processing purposes;
    (b) the categories of personal data being processed;
    (c) the recipients or categories of recipients to whom the personal data has been or will be disclosed, particularly in the case of recipients in third countries or of international organizations;
    (d) if possible, the planned duration for which the personal data will be stored or, if that is not possible, the criteria for determining that duration;
    (e) the existence of a right to the correction or deletion of your personal data or to the restriction of the processing by the responsible party or of a right to object to such processing;
    (f) the existence of a right of appeal to a supervisory authority;
    (g) if the personal data is not collected from the data subject, all available information about the source of the data;
    (h) the existence of automated decision-making, including profiling, as referred to in Article 22 para. 1 and 4 and, at least in such cases, meaningful information about the logic involved as well as the scope and intended impact of such processing upon the data subject.

    If personal data is transferred to a third country or to an international organization, you have the right to be informed about the appropriate safeguards pursuant to Article 46 GDPR in connection with the transfer.
    We will provide you with a copy of the personal data which is the subject of the processing. For any additional copies that you request, we may charge a reasonable fee based on administrative costs. If you submit the request for information electronically, we have to provide the information in a common electronic format, unless otherwise stated.
    The right to receive a copy may not affect the rights and freedoms of other people.

    Right to correction
    You also have the right to demand the immediate correction of incorrect personal data that concerns you. Taking into account the purposes of the processing, you have the right to request the completion of incomplete personal data, including by means of a supplementary statement.

    Right to Deletion (“Right to be forgotten”)
    You also have the right to ask us to promptly delete your personal data; moreover, we are obliged to delete personal data immediately if one of the following cases applies:
    (a) the personal data is no longer necessary for the purposes for which it was collected or otherwise processed.
    (b) you revoke your consent upon which the processing pursuant to Article 6 I lit. a GDPR or Article 9 para. 2 lit. a is based and there is no other legal basis for the processing.
    (c) you object to the processing pursuant to Article 21 para. 1 and there are no primary legitimate grounds for the processing or you object to the processing pursuant to Article 21 para. 2.
    (d) the personal data has been processed unlawfully.
    (e) the deletion of the personal data is required in order to fulfill a legal obligation pursuant to Union or national law to which we are subject.
    (f) the personal data has been collected in relation to services offered by the information society pursuant to Article 8 para. 1.

    (2) We have made the personal data public and we are obliged to delete it pursuant to para. 1, we shall take appropriate measures, including technical ones, and taking into account available technology and implementation costs, to inform the parties that are responsible for processing the personal data that you have requested the deletion of all links to or copies of this personal data. This shall not apply if the processing is required: (a) to exercise the right to freedom of expression and information; (b) to fulfill a legal obligation which requires the processing pursuant to the law of the Union or of the Member States to which we are subject or for the performance of a task of public interest or in the exercise of official authority that is assigned to us; (c) for reasons of public interest in the field of public health pursuant to Article 9 para. 2 lit. h and i as well as Article 9 para. 3; (d) for archival purposes of public interest, for scientific or historical research purposes or for statistical purposes pursuant to Article 89 para. 1, provided that the right referred to in para. 1 is likely to render impossible or seriously impair the achievement of the objectives of that processing, or (e) for the asserting, exercise or defense of legal claims.

    Right to the restriction of the processing
    (1) The data subject has the right to require the responsible party to restrict the processing if one of the following conditions is met:
    (a) the accuracy of the personal data is disputed by the data subject for a period of time that allows the responsible party to review the accuracy of the personal data
    (b) the processing is unlawful and the data subject declines the deletion of the personal data and instead requests that the use of the personal data be restricted;
    (c) the responsible party no longer needs the personal data for the purposes of the processing, but the data subject requires this data in order to assert, exercise or defend legal claims, or
    (d) the data subject has lodged an objection to the processing pursuant to Article 21 para. 1 until such time as it is established whether the legitimate reasons of the responsible party predominate vis-à-vis those of the data subject.

    (2) If the processing pursuant to para. 1 has been restricted, this personal data may only be processed – apart from its storage – with the consent of the data subject or for the purposes of asserting, exercising or defending legal claims or protecting the rights of another natural or legal person or for the sake of an important public interest of the Union or of a Member State. 4.5.2016 L 119/44 Official Journal of the European Union DE

    (3) A data subject who has effected a restriction of the processing pursuant to para. 1 shall be informed by the responsible party before the restriction is lifted.

    Article 19 Obligation to provide notification regarding the correction or deletion of personal data or the restriction of processing All recipients to whom/to which personal data has been disclosed shall be informed by the responsible party of any correction or deletion of said personal data or of any restriction of processing pursuant to Art. 16, 17 para. 1 and Art. 18, unless this proves to be impossible or involves disproportionate effort. The responsible party shall inform the data subject of these recipients if the data subject so requests.

    Article 20 Right to data portability
    (1) The data subject has the right to have his personal data that he provided to a responsible party sent to himself in a structured, common and machine-readable format, as well as the right to transfer that information to another responsible party, without interference from the original responsible party to whom personal data had been provided, as long as
    (a) the processing is based on consent pursuant to Article 6 para. 1 lit. a or Article 9 para. 2 lit. a or a contract pursuant to Article 6 para. 1 lit. b, and
    (b) the processing is performed by automated means.

    (2) When exercising his data portability rights pursuant to para. 1, the data subject has the right to have the personal data transmitted directly from one responsible party to another, as far as this is technically feasible.

    (3) Exercise of the right pursuant to para. 1 of this article is without prejudice to Art. 17. This right does not apply to any processing that is necessary for the performance of a task in the public interest or in the exercise of official authority that is delegated to the responsible party.

    (4) The right pursuant to para. 2 is not permitted to affect the rights and freedoms of other persons.
    You also have the right to consult our Data Protection Officer regarding the aforementioned rights as well as any questions related to the processing of your personal data.
    In addition, our clients may assert their right to appeal to the relevant regulatory authorities.

    Right of objection
    You have the right at any time, for reasons arising out of your particular situation, to object to the processing of your personal data pursuant to Art. 6 para. 1 lit. e or f; this also applies to any profiling that is based upon this provision. The responsible party will then no longer process the personal data unless the responsible party can demonstrate compelling legitimate grounds for the processing that outweigh the interests, rights and freedoms of your person or the processing serves to assert, exercise or defend legal claims.
    (2) If your personal data is processed in order to perform direct advertising, you shall have the right to object at any time to the processing of your personal data for the purpose of such advertising; this also applies to profiling insofar as it is related to such direct advertising.
    (3) If you object to processing for direct advertising purposes, your personal data will no longer be processed for that purpose.
    (4) In connection with the use of information society services, you may exercise your right of refusal, notwithstanding Directive 2002/58/EC, by means of automated procedures which make use of technical specifications.
    (5) You have the right, for reasons arising out of your particular situation, to object to the processing of your personal data for scientific or historical research purposes or for statistical purposes pursuant to Art. 89 para. 1, unless the processing is necessary to fulfill a task which is in the public interest.
    Without prejudice to any other administrative or judicial remedy, you are entitled to file a complaint with a supervisory authority if you believe that the processing of personal data concerning you violates the GDPR.

    4. Web server logs
    In the context of using our website, the connection information is stored in the server log files.
    This information includes:
    • the IP address of the calling system
    • the browser information, such as the utilized operating system and screen resolution
    • the visited web page
    • the originating web site
    • the time of the call
    The web server logs are only processed for security purposes.
    We only use the log data for statistical evaluations for the purpose of operation, safety and the optimization of the offer. However, we reserve the right to review the log data retrospectively if there is a justified suspicion of unlawful use on the basis of concrete evidence.

    5. Contact form
    In the contact form, you have the possibility to send any data to us that you choose to. The data is forwarded by our web server via e-mail to the e-mail inbox of our company. Please note that communication via the contact form is not encrypted. When sending confidential communication, please use a secure communication channel for your own sake.

    6. Cookies
    This website uses cookies. Cookies are text files that are stored on your end device. Cookies can be read, transferred and changed from the website when the website is accessed. We only use cookies with random, pseudonymous identification numbers. These identification numbers are used to evaluate your usage behavior on our website. At no time is the usage profile assigned to the name of a natural person. If you use special functions (such as the shopping cart or “stay logged in”) on our website, cookies will also be used for these functions.
    It is always possible to opt out from the placing of cookies by changing the setting in your Internet browser. Placed Cookies can be deleted. Please note that you might not be able to use all the features of our website if cookies are disabled.
    You can find the exact functions of the cookies in the more detailed information contained in this Data Protection Statement.

    7. Google Analytics
    This website uses Google Analytics, a web analytics service provided by Google Inc. (“Google”). Google Analytics uses so-called “cookies”, text files that are stored on your computer that allow an analysis of your use of the website. The information generated by the cookie about your use of this website is usually transmitted to a Google server in the USA and stored there. However, if IP anonymization is activated on this website, your IP address will be shortened by Google beforehand within member states of the European Union or other parties to the Agreement on the European Economic Area. Only in exceptional cases will the full IP address be sent to a Google server in the USA and shortened there. On behalf of the operator of this website, Google will use this information to evaluate your use of the website, to compile reports on website activity as well as to provide the website operator with other services related to website activity and Internet usage. The IP address provided by your browser as part of Google Analytics will not be merged with other Google data. You can prevent the storage of cookies by setting your browser software accordingly; however, please note that if you do this, you may not be able to use all the features of this website to the fullest extent possible. In addition, you can prevent the collection by Google of the data generated by the cookie and related to your use of the website (including your IP address) as well as the processing of this data by Google by downloading and installing the browser plug-in which is available at the following link http://tools.google.com/dlpage/gaoptout?hl=de.”
    We have a contract with Google Germany GmbH – GOOGLE ANALYTICS GERMANY, which ensures that the personal data is processed exclusively according to our instructions, and generally within Europe. On our website, IP anonymization (the IP mask method) is activated, which results in the IP address being anonymized automatically.
    For more information about Google Analytics and data protection, please visit the following website: https://www.google.com/intl/de/analytics/privacyoverview.html.

    8. Google Maps
    On the subpages [listing], we embed a map provided by Google Inc. servers for the sake of better visualization. When you view the map, it connects to the Google server, which, among other things, transmits the IP address to Google. Furthermore, there is the possibility for Google to write and read cookies. These cookies may be Google User cookies that are directly related to you. For more information about Google Maps, please refer to the Google Privacy Policy and Terms of Use.

    9. Data protection contact
    The party that is responsible for the data processing within the meaning of Art. 4 No. 7 GDPR is
    Klaus Union GmbH & Co. KG
    Blumenfeldstrasse 18
    44795 Bochum
    Germany
    Tel: +49 (0) 234 4595-0
    Fax: +49 (0) 234 4595-7000
    E-mail: info@klaus-union.de

    Legal representative
    Oliver Terhorst

    Data Protection Officer
    Sicoda GmbH
    Oliver Gönner
    Rochusstrasse 198
    53123 Bonn
    Tel.: +49 (0) 228 2861-4060
    E-mail: dsb@sicoda.de

    OUR PERFORMANCE RANGE

    TECHNICAL DEVELOPMENTS AND PRODUCT INFORMATION

    At Klaus Union we are passionate about developing pumps and valves that prove themselves every day. With our state-of-the-art production technology, we create products characterized by longevity and maximum durability.

    We have spent decades to achieve this goal – optimizing each step of the production process. Every detail and each move are well thought out. Every component is an indispensable part of an elaborated whole.

    Our modern and flexible production methods and over 70 years of experience form an ideal synthesis to also provide customized tailor-made solutions.

    TEMPERATURE MONITORING SYSTEM (TPX)

    To further enhance the process safety of magnetically coupled pumps from Klaus Union, the temperature monitoring system TPX (TempProtectionSystem) allows to monitor the containment shell temperature precisely and without delay.

    DOWNLOAD PRODUCT INFORMATION

    HYBRID DOUBLE CONTAINMENT SHELL

    To reduce the heat generated by a purely metallic, double containment shell and at the same time to improve the overall efficiency of the pump, Klaus Union has developed and patented a new hybrid double containment shell.

    DOWNLOAD PRODUCT INFORMATION

    Secondary Mechanical Seal

    Secondary mechanical seal as a cost efficient additional layer of safety for magnetic coupled pumps in particularly hazardous applications.

    DOWNLOAD PRODUCT INFORMATION

    Non-Metallic Containment Shells

    Through the use of non-metallic containment shells instead of the traditionally used metallic containment shells, Klaus Union eliminates eddy current losses and increases the efficiency of magnet drive pumps significantly.

    DOWNLOAD PRODUCT INFORMATION

    Dry Running Design

    For the case of a flow interruption, Klaus Union has developed the RTZ Design for magnet drive centrifugal pumps.
    Pumps according to this special design conveying water-like media can handle a dry run on suction side for up to 10 minutes. The increase of the containment shell surface temperature is relatively slight.

    DOWNLOAD PRODUCT INFORMATION

    Handling Liquids Containing Solids

    Available design features for magnetically coupled centrifugal pumps to safely handle liquids containing solids.

    DOWNLOAD PRODUCT INFORMATION

    Greased-for-life Lubrication

    Effective from August 1, 2016, Klaus Union offers greased-for-life antifriction bearings (2Z/WT: two sealing discs) for pumps with grease lubricated drive frame as a standard. The upgrade does not incur a cost adder.
    It provides various benefits for customers.

    DOWNLOAD PRODUCT INFORMATION
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    Internationale Vertretungen

    A

    REGION NORD-WEST

    Herr Jörn Wenk
    Tel: +49 (0) 234-45 95 - 302
    Fax: +49 (0) 234-45 95 - 7022
    E-Mail: j.wenk@klaus-union.com

    REGION OST

    Herr Bernd Schulz
    Tel: +49 (0) 234-45 95 - 168
    Fax: +49 (0) 234-45 95 - 7022
    E-Mail: b.schulz@klaus-union.com

    REGION WEST / SÜD-WEST

    Herr James Matzelle
    Tel: +49 (0) 234-45 95 - 251
    Fax: +49 (0) 234-45 95 - 7022
    E-Mail: j.matzelle@klaus-union.com

    Gate Valves

    With Flexible Wedge or Double Disc

    Nennweiten

    DN 15 - DN 300

    Druckstufen

    PN 10 - PN 160

    Temperaturbereich

    -200 °C bis +550 °C

    Abdichtung

    Stopfbuchse

    key facts

    • Outside Screw and Yoke
    • Rising Spindle
    • Non-Rising Handwheel
    • Gland Packing
    • Backseat

    TECHNISCHE DATEN

     
    Anschluss: Flansche mit Dichtleiste nach DIN EN
    Baugrößen: PN 10-25 DN 50-600
    Baulängen: PN 10-25 EN 558-1 Grundreihe 15 (DIN3202-F5)

    KONSTRUKTIONSMERKMALE

    • Outside Screw and Yoke
    • Rising Spindle
    • Non-Rising Handwheel
    • Gland Packing
    • Backseat

    WERKSTOFFE

     
    Gehäuse: 1.0619, 1.7221, 1.4308, 1.4408, 1.4552, 1.4581
    Innenteile 1.4021, 1.4541, 1.4571

    Weitere Werkstoffe auf Anfrage

    VARIANTEN

    • Extended Bonnet
    • Gland Packing, Spring Loaded (TA-Luft 2002)
    • Remote Operator
    • Gear
    • Electric Actuator
    • Body with Welding Ends

    Nom. Size Range

    2" - 48"

    Nom. Pressure Range

    Class 150 - Class 600

    Temperature Range

    -200 °C up to +595 °C

    Sealing

    Gland Packing

    key facts

    • Obtruator: Double Disc
    • Outside Screw and Yoke
    • Bolted Bonnet
    • Non-Rising Handwheel

    KONSTRUKTIONSMERKMALE

    • Outside Screw and Yoke
    • Rising Spindle
    • Non-Rising Handwheel
    • Gland Packing
    • Backseat
    • Integral Seat
    • Flanged
    • Double Disc

    OPTIONS

    • Position Indicator
    • Balanced Plug
    • Live Loaded Packing
    • Extended Bonnet
    • Weld End Connections
    • Bypass

    ADDITIONAL EQUIPMENT

    • Electric Actuator
    • Gear
    • Handwheel- and Remote Control
    • Heating Jacket
    • Chainwheel
    • Pneumatic and Hydraulic Cylinder

    VARIANTEN

    • Heating Jacket
    • Extended Bonnet
    • Gland Packing, Spring Loaded (TA-Luft 2002)
    • Remote Operator
    • Electric Actuator
    • Body with Welding Ends

    Nom. Size Range

    2" - 48"

    Nom. Pressure Range

    Class 150 - Class 600

    Temperature Range

    -200 °C up to +595 °C

    Sealing

    Gland Packing

    key facts

    • Obtruator: Flexible Wedge
    • Outside Screw and Yoke
    • Bolted Bonnet
    • Non-Rising Handwheel

    KONSTRUKTIONSMERKMALE

    • Outside Screw and Yoke
    • Rising Spindle
    • Non-Rising Handwheel
    • Gland Packing
    • Backseat
    • Integral Seat
    • Flanged
    • With Flexible Wedge

    OPTIONS

    • Position Indicator
    • Balanced Plug
    • Live Loaded Packing
    • Extended Bonnet
    • Weld End Connections
    • Bypass

    ADDITIONAL EQUIPMENT

    • Electric Actuator
    • Gear
    • Handwheel- and Remote Control
    • Heating Jacket
    • Chainwheel
    • Pneumatic and Hydraulic Cylinder

    VARIANTEN

    • Heating Jacket
    • Extended Bonnet
    • Gland Packing, Spring Loaded (TA-Luft 2002)
    • Remote Operator
    • Electric Actuator
    • Body with Welding Ends

    Nennweiten

    DN 15 - DN 300

    Druckstufen

    PN 10 - PN 160

    Temperaturbereich

    -200 °C bis +550 °C

    Abdichtung

    Stopfbuchse

    key facts

    • Outside Screw and Yoke
    • Rising Spindle
    • Non-Rising Handwheel
    • Gland Packing
    • Backseat

    TECHNISCHE DATEN

     
    Anschluss: Flansche mit Dichtleiste nach DIN EN
    Baugrößen: PN 10-25 DN 50-600
    Baulängen: PN 10-25 EN 558-1 Grundreihe 15 (DIN3202-F5)

    KONSTRUKTIONSMERKMALE

    • Outside Screw and Yoke
    • Rising Spindle
    • Non-Rising Handwheel
    • Gland Packing
    • Backseat

    WERKSTOFFE

     
    Gehäuse: 1.0619, 1.7221, 1.4308, 1.4408, 1.4552, 1.4581
    Innenteile 1.4021, 1.4541, 1.4571

    Weitere Werkstoffe auf Anfrage

    VARIANTEN

    • Extended Bonnet
    • Gland Packing, Spring Loaded (TA-Luft 2002)
    • Remote Operator
    • Gear
    • Electric Actuator
    • Body with Welding Ends

    h

    Ring Casing Pump

    Flow Rate

    max. 540 m³/h

    Delivery Head

    max. 1.300 m

    Temperature Range

    -40 °C to +180 °C

    Pressure Rating

    max. PN 100

    key facts

    • Horizontally Mounted Multi-Stage Ring Casing Pump
    • 2-8 Stages
    • Impellers realized in Pairs or Back-to-Back
    • Shaft Mounted on Roller Bearings bilaterally outside the Casing
    • Alternatively, the Shaft can be mounted in fluid-packed internal Bearings on the Suction Side
    • Shaft Sealed via a Face Seal and Gland Packing

    DESIGN

    • Horizontally Mounted Multi-Stage Ring Casing Pump
    • 2-8 Stages
    • Impellers realized in Pairs or Back-to-Back
    • Shaft Mounted on Roller Bearings bilaterally outside the Casing
    • Alternatively, the Shaft can be mounted in fluid-packed internal Bearings on the Suction Side
    • Shaft Sealed via a Face Seal and Gland Packing

    OPERATING RANGE

     
    Flow Rate Q 540 m³/h
    Delivery Head H max. 1.300 m
    Temperature Range t -40 °C to +180 °C
    Pressure Rating p max. PN 100

    Special constructions and higher outputs available

    TYPICAL APPLICATION

    • Liquid Gases
    • Acids
    • Lyes
    • Hydrocarbons
    • Hot Water
    • Heat Transfer Liquids

    CUSTOM MATERIALS

     
    Suction casing: 1.4408
    Pressure casing: 1.4408
    Stage casing: 1.4408
    Impellers: 1.4408
    Bearing lantern: 1.0619
    Bearing carrier: 0.7043

    Further Materials upon Request

    Globe Valves - Straight Seat

    • Nom. Size Range: 2″ – 12″
    • Nom. Pressure Range: Class 150 – 600
    • Temperature Range: -200 °C – +595 °C / -325 °F bis +1,103 °F
    • Materials: ASTM A351 CF8, ASTM A351 CF8C, ASTM A351 CF8M, ASTM A351 CF8MC,
    •                       ASTM 216 WCB, ASTM A217 WC1, ASTM A217 WC6, ASTM A217 C5
    • Further Materials upon Request

    Lieferprogramm "Armaturen ASME/API"

    Globe Valves - Slanted Seat

    • Nom. Size Range: 2″ – 12″
    • Nom. Pressure Range: Class 150 – 600
    • Temperature Range: -200 °C – +595 °C / -325 °F bis +1,103 °F
    • Materials: ASTM A351 CF8, ASTM A351 CF8C, ASTM A351 CF8M, ASTM A351 CF8MC,
    •                       ASTM 216 WCB, ASTM A217 WC1, ASTM A217 WC6, ASTM A217 C5
    • Further Materials upon Request

    Lieferprogramm "Armaturen ASME/API"

    • Nom. Size Range: 2″ – 24″
    • Nom. Pressure Range: Class 150 – 600
    • Temperature Range: -200 °C – +595 °C / -325 °F bis +1,103 °F
    • Materials: ASTM A351 CF8, ASTM A351 CF8C, ASTM A351 CF8M, ASTM A351 CF8MC,
    •                       ASTM 216 WCB, ASTM A217 WC1, ASTM A217 WC6, ASTM A217 C5
    • Further Materials upon Request

    Lieferprogramm "Armaturen ASME/API"

    [/vc_section]

    Gate Valves

    • Nom. Size Range: 2″ – 48″
    • Nom. Pressure Range: Class 150 – 600
    • Temperature Range: -200 °C – +595 °C / -325 °F bis +1,103 °F
    • Materials: ASTM A351 CF8, ASTM A351 CF8C, ASTM A351 CF8M, ASTM A351 CF8MC,
    •                       ASTM 216 WCB, ASTM A217 WC1, ASTM A217 WC6, ASTM A217 C5
    • Further Materials upon Request

    Lieferprogramm "Armaturen ASME/API"

    Klaus Union

    shows our industries

    chemistry

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    Energy

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    Mining

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    Offshore

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    Oil & Gas

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    Petrochemistry

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    Check Valves

    Nom. Size Range

    2" - 8"

    Nom. Pressure Range

    Class 150 - 600

    Temperature Range

    -200 °C up to +595 °C

    Obtruator

    Cone

    key facts

    • Straight Seat
    • Bolted Cover
    • Inside Shaft Design
    • Integral Seat

    Design

    • Straight Seat
    • Bolted Cover
    • Inside Shaft Design
    • Integral Seat
    • Flanged
    • Metal-Seal Valve Cone, Spring Loaded

    OPTIONS

    • Lockable
    • Soft/Resilient Seated Disc

    ADDITIONAL EQUIPMENT

    • Heating Jacket

    CUSTOM MATERIALS

    • ASTM A351 CF8
    • ASTM A351 CF8C
    • ASTM A351 CF8M
    • ASTM A351 CF8MC
    • ASTM 216 WCB
    • ASTM A217 WC1
    • ASTM A217 WC6
    • ASTM A217 C5
    • Further Materials upon Request

    Nom. Size Range

    2" - 24"

    Nom. Pressure Range

    Class 150 - Class 600

    Temperature Range

    -200 °C up to +595 °C

    Obtruator

    Flap

    key facts

    • Inside Shaft Design
    • Integral Seat
    • Flanged

    Design

    • Inside Shaft Design
    • Integral Seat
    • Flanged

    OPTIONS

    • Outside Shaft Design with Lever and counterweight

    ADDITIONAL EQUIPMENT

    • Heating Jacket

    CUSTOM MATERIALS

    • ASTM A351 CF8
    • ASTM A351 CF8C
    • ASTM A351 CF8M
    • ASTM A351 CF8MC
    • ASTM 216 WCB
    • ASTM A217 WC1
    • ASTM A217 WC6
    • ASTM A217 C5
    • Further Materials upon Request

    Nom. Size Range

    2" - 8"

    Nom. Pressure Range

    Class 150 - 600

    Temperature Range

    -200 °C up to +595 °C

    Obtruator

    Cone

    key facts

    • Slanted Seat
    • Bolted Cover
    • Inside Shaft Design
    • Integral Seat

    Design

    • Slanted Seat
    • Bolted Cover
    • Inside Shaft Design
    • Integral Seat
    • Flanged
    • Metal-Seal Valve Cone, Spring Loaded

    OPTIONS

    • Lockable
    • Soft/Resilient Seated Disc

    ADDITIONAL EQUIPMENT

    • Heating Jacket

    CUSTOM MATERIALS

    • ASTM A351 CF8
    • ASTM A351 CF8C
    • ASTM A351 CF8M
    • ASTM A351 CF8MC
    • ASTM 216 WCB
    • ASTM A217 WC1
    • ASTM A217 WC6
    • ASTM A217 C5
    • Further Materials upon Request

    Globe Valves

    Slanted Seat

    Nom. Size Range

    2" - 12"

    Nom. Pressure Range

    Class 150 - 600

    Temperature Range

    -200 °C up to +595 °C

    Sealing

    Gland Packing

    key facts

    • Bolted Bonnet
    • Outside Screw and Yoke
    • Gland Packing
    • Rising Handwheel

    DESIGN

    • Slanted Seat
    • Bolted Bonnet
    • Outside Screw and Yoke
    • Gland Packing

    OPTIONS

    • Position Indicator
    • Balanced Plug
    • Live Loaded Packing
    • Heating Jacket
    • Extended Bonnet
    • Soft/Resilient Seated Disc
    • Conical Disc
    • Regulating Disc

    ADDITIONAL EQUIPMENT

    • Electric Actuator
    • Limit Switches
    • Chain Wheel
    • Pneumatic Actuator
    • Spindle Extensions
    • Gearbox

    CUSTOM MATERIALS

    • ASTM A351 CF8
    • ASTM A351 CF8C
    • ASTM A351 CF8M
    • ASTM A351 CF8MC
    • ASTM 216 WCB
    • ASTM A217 WC1
    • ASTM A217 WC6
    • ASTM A217 C5
    • Further Materials upon Request

    Globe Valves

    Straight Seat

    Nom. Size Range

    2" - 12"

    Nom. Pressure Range

    Class 150 - 600

    Temperature Range

    -200 °C up to +595 °C

    Sealing

    Gland Packing

    key facts

    • Bolted Bonnet
    • Outside Screw and Yoke
    • Gland Packing
    • Rising Handwheel

    DESIGN

    • Straight Seat
    • Bolted Bonnet
    • Outside Screw and Yoke
    • Gland Packing
    • Rising Handwheel
    • Integral Seat or Screwed Seat
    • Flanged

    OPTIONS

    • Position Indicator
    • Balanced Plug
    • Live Loaded Packing
    • Heating Jacket

    ADDITIONAL EQUIPMENT

    • Electric Actuator
    • Limit Switches
    • Chain Wheel
    • Pneumatic Actuator
    • Spindle Extensions
    • Gearbox

    CUSTOM MATERIALS

    • ASTM A351 CF8
    • ASTM A351 CF8C
    • ASTM A351 CF8M
    • ASTM A351 CF8MC
    • ASTM 216 WCB
    • ASTM A217 WC1
    • ASTM A217 WC6
    • ASTM A217 C5
    • Further Materials upon Request

    Piston Check Valves

    Bolted Cover

    Nom. Size Range

    DN 15 - DN 200

    Pressure Rating

    PN 10 - PN 160

    Temperature Range

    -200 °C - +550 °C

    Obturator

    Cone

    key facts

    • T-Pattern
    • Bolted Cover
    • Inside Spring
    • Integral Seat

    DESIGN

    • T-Pattern
    • Bolted Cover
    • Inside Spring
    • Integral Seat
    • Flanged
    • Metal-seal valve cone, Spring Loaded

    OPTIONS

    • Lockable
    • Soft Sealed Disc

    STANDARD MATERIALS

    • 1.4308
    • 1.4552
    • 1.4408
    • 1.4581
    • 1.0619
    • 1.5419
    • 1.7357
    • 1.7363
    • Other materials on request

    Nom. Size Range

    DN 15 - DN 200

    Pressure Rating

    PN 10 - PN 40

    Temperature Range

    -200 °C - +550 °C

    Obturator

    Cone

    key facts

    • Y-Pattern
    • Bolted Cover
    • Inside Spring
    • Integral Seat

    DESIGN

    • Y-Pattern
    • Bolted Cover
    • Inside Spring
    • Integral Seat
    • Flanged
    • Metal-seal valve cone, Spring Loaded

    OPTIONS

    • Lockable
    • Soft Sealed Disc

    STANDARD MATERIALS

    • 1.4308
    • 1.4552
    • 1.4408
    • 1.4581
    • 1.0619
    • 1.5419
    • 1.7357
    • 1.7363
    • Other materials on request

    KLAUS UNION SERVICE

    Following our service philosophy “your worldwide partner”, Klaus Union works with subsidiaries, and approved representatives and service partners worldwide.

    Since the founding of Klaus Union Service GmbH in 2006 our efforts focus on providing service and support for our customers quickly and comprehensively. As an independent service company with exceptionally strong customer focus, we provide a full service, using state of the art technologies and experience. Klaus Union Service draws on 75 years of process engineering with pumps, valves and agitator drives.

    We provide service and planning advice, clearly arranged documentation and other required services, including the delivery of spare parts on short lead times.

    Our individual service and maintenance contracts provide safety and certainty with your specific needs and location in mind. Through our worldwide network of partners we have highly trained maintenance staff worldwide along with fully equipped workshops to provide service, training and onsite services.

    Quality is at the centre of all we do. Quality assurance measures certified to international standards are implemented across our company and sub suppliers providing the best product and service possible.

    Quality comes first

    Quality is at the centre of all we do. Quality assurance measures certified to international standards are implemented across our company and sub suppliers providing the best product and service possible.

    KLAUS UNION SERVICE

    YOUR WORLDWIDE PARTNER

    We will analyse your technical problem and provide a technically inspired solution to solve the issue and get you back in service. Areas that we can look at is equipment reliability and availability, maintenance planning, risk management, equipment upgrades and other operational reviews.

    We work with our customers by engaging with all stakeholders to provide the best solutions that benefit your business.

    As part of the Klaus Union family Klaus Union Service GmbH has access to all Klaus Union knowledge and state of the art technology.

    Providing expertise in logistics worldwide we are provide high availability and fast delivery of all key spare parts. We are always working on improving our systems to keep them best in class and provide you with fast service to keep your equipment online.

    Service Performance

    • Workshop Repairs
    • On-Site Repairs
    • Genuine Spare Part Delivery Worldwide
    • Spare Parts Storage
    • Customized Spare Parts Management
    • On-Site Maintenance
    • Retrofitting
    • On-Site Testing
    • Customer Advisory Service
    • Laser Alignment
    • Start Up & Commissioning
    • Individual 24 / 7-Service
    • Trouble Shooting
    • In-House & On-Site Training
    • On-Site Assembly and Disassembly
    • Long-Term Maintenance Contracts
    • On-Site Monitoring
    • Maintenance Planning and Consulting
    • Diagnostics
    • Installation

    Testing Facilities

    In our modern testing facility, pumps are tested up to DN 1200.

    Testing of the repaired pumps with appropriate test reports gives you optimum plant safety and availability.

    • Testing range: Q = 0.1 m³ /h up to 5.000 m³ /h H = 2 m L.C. up to 1.000 m L.C. ΔP = up to 100 bar Motor power: up to 1.800 kW n = up to max. 3.500 rpm
    • NPSH-measurements
    • Axial thrust measurements
    • Vibration measurements
    • Noise measurements
    • Test run according to HI 14.6 / DIN EN ISO 9906 and API 685 2nd Edition.

    Commissioning

    Klaus Union Service GmbH accompanies you from the offer complying with the specifications, via the commissioning of complete plants, to the assurance of plant availability with scheduled maintenance intervals and process optimisation.

    Workshop Repairs

    Klaus Union Service uses state of the art manufacturing machinery for the production and repair of pumps and valves. The following different types of welding processes can be carried out:

    • TIG
    • MIG/MAG
    • E
    • Plasma

    Plant-specific modifications and changes of pumps are accompanied, executed and documented by the design department of Klaus Union

    KLAUS UNION SEMINAR

    Use, maintenance and repair of magnet drive pumps

    We are one of the leading suppliers of pumps and valves especially for the chemical and petrochemical industry. Product competence from over 70 years, modern and flexible manufacturing methods provide the optimal basis for the development of problem solutions.

    Practice-Oriented and User-Specific

    The workshop will provide you with extremely useful information about magnet drive pumps. The experience you acquire during the workshop will help you support your company’s processes and prepare it to meet future challenges.

    Target group:
    All maintenance, production, service, installation planning, and process engineering staff members whose work involves mounting, commissioning, maintenance and repair for magnet drive pumps.

    Aim of workshop:
    The workshop will take a theoretical and hands-on approach to familiarise participants with commissioning, proper assembly and dismantlement, troubleshooting and remedying issues, and fluidic basics in magnet-drive pumps.

    Workshop content:
    The workshop will cover the following topics in respect to magnet drive pumps:

    • Manufacturing
    • Use, Commissioning and Maintenance
    • Diagnosing and Eliminating problems
    • Damage Analysis

    Dates:

    • 23rd and 24th of September 2025 (German)
    • English on Request

    Duration:

    • 2 days
    • 1 day from 9 a.m. - 4 p.m.
    • 2 day from 9 a.m. - 3 p.m.

    Fee:

    • 730,- € per person plus tax

    Venues:

    • Day 1: WELCOME PARKHOTEL BOCHUM
    • Day 2: KLAUS UNION headquarters in Bochum

    Accommodations:

    WELCOME PARKHOTEL BOCHUM
    Klinikstraße 43-45
    44791 Bochum
    (107 € per single room, overnight stay with breakfast)

      Seminar

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      Gate Valve

      BOLTED BONNET

      Nom. Size Range

      DN 50 - DN 600

      Nom. Pressure Range

      PN 10 - PN 25

      Temperature Range

      -200 °C - +550 °C

      Sealing

      Gland Packing

      key facts

      • Outside Screw
      • Non Rising Handwheel
      • Double Disc Type
      • Integral Seat

      DESIGN

      • Outside Screw
      • Rising Spindle
      • Non Rising Handwheel
      • Gland Packing
      • Backseat
      • Flanged
      • Integral Seat
      • Double Disc

      OPTIONS

      • Position Indicator
      • Balanced Plug
      • Live Loaded Packing System
      • Extended Bonnet
      • Butt Weld Ends
      • Bypass

      ADDITIONAL EQUIPMENT

      • Electric Actuator
      • Gearbox
      • Handwheel- and Remote Control
      • Chain Wheel
      • Pneumatic and Hydraulic Cylinder

      MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • 1.0619
      • 1.5419
      • 1.7357
      • 1.7363
      • Other materials on request

      Nom. Size Range

      DN 50 - DN 600

      Nom. Pressure Range

      PN 10 - PN 25

      Temperature Range

      -200 °C - +550 °C

      Sealing

      Gland Packing

      key facts

      • Outside Screw
      • Non Rising Handwheel
      • Flexible Wedge
      • Integral Seat

      DESIGN

      • Outside Screw
      • Rising Spindle
      • Non Rising Handwheel
      • Gland Packing
      • Backseat
      • Flanged
      • Integral Seat
      • Flexible Wedge

      OPTIONS

      • Position Indicator
      • Balanced Plug
      • Live Loaded Packing System
      • Extended Bonnet
      • Butt Weld Ends
      • Bypass

      ADDITIONAL EQUIPMENT

      • Electric Actuator
      • Gearbox
      • Handwheel- and Remote Control
      • Chain Wheel
      • Pneumatic and Hydraulic Cylinder

      MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • 1.0619
      • 1.5419
      • 1.7357
      • 1.7363
      • Other materials on request

      Nom. Size Range

      DN 50 - DN 600

      Nom. Pressure Range

      PN 40 - PN 160

      Temperature Range

      -200 °C - +550 °C

      Sealing

      Gland Packing

      key facts

      • Outside Screw
      • Non Rising Handwheel
      • Double Disc Type
      • Integral Seat

      DESIGN

      • Outside Screw
      • Rising Spindle
      • Non Rising Handwheel
      • Gland Packing
      • Backseat
      • Integral Seat
      • Flanged
      • Double Disc

      OPTIONS

      • Position Indicator
      • Balanced Plug
      • Live Loaded Packing System
      • Extended Bonnet
      • Butt Weld Ends
      • Bypass

      ADDITIONAL EQUIPMENT

      • Electric Actuator
      • Gearbox
      • Handwheel- and Remote Control
      • Chain Wheel
      • Pneumatic and Hydraulic Cylinder

      MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • 1.0619
      • 1.5419
      • 1.7357
      • 1.7363
      • Other materials on request

      Nom. Size Range

      DN 50 - DN 600

      Nom. Pressure Range

      PN 40 - PN 160

      Temperature Range

      -200 °C - +550 °C

      Sealing

      Gland Packing

      key facts

      • Outside Screw
      • Non Rising Handwheel
      • Flexible Wedge
      • Integral Seat

      DESIGN

      • Outside Screw
      • Rising Spindle
      • Non Rising Handwheel
      • Gland Packing
      • Backseat
      • Integral Seat
      • Flanged
      • Flexible Wedge

      OPTIONS

      • Position Indicator
      • Balanced Plug
      • Live Loaded Packing System
      • Extended Bonnet
      • Butt Weld Ends
      • Bypass

      ADDITIONAL EQUIPMENT

      • Electric Actuator
      • Gearbox
      • Handwheel- and Remote Control
      • Chain Wheel
      • Pneumatic and Hydraulic Cylinder

      MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • 1.0619
      • 1.5419
      • 1.7357
      • 1.7363
      • Other materials on request

      Nom. Size Range

      DN 50 - DN 150
      DN 200 - DN 300

      DN 400 - DN 500
      DN 600

      Nom. Pressure Range

      PN 10
      PN 6
      PN 4
      PN 2,5

      Temperature Range

      -200 °C - +300 °C

      Obturator

      Double Disc

      key facts

      • Double Disc, metal seated
      • Outside Screw
      • Non Rising Handwheel

      DESIGN

      • Body of Cast Materials
      • Bolted Bonnet
      • Outside Screw
      • Gland Packing
      • Backseat
      • Non Rising Handwheel
      • Integral Seat
      • Flanged

      OPTIONS

      • Position Indicator
      • Live Loaded Packing System
      • Extended Bonnet

      ADDITIONAL EQUIPMENT

      • Chain Wheel
      • Gearbox
      • Electric Actuator
      • Pneumatic Actuator
      • Limit Switching
      • Extended Stem

      MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • Other materials on request
      Empty tab. Edit page to add content here.

      Globe Valves

      Pressure Seal Type

      Nom. Size Range

      DN 80 - DN 300 / 3“- 12“

      Pressure Range

      up to 600 bar

      Temperature Range

      up to +650 °C / +1,202 °F

      Sealing

      Parabolic Disc

      key facts

      • Forged Steel
      • Pressure Seal Type
      • Outside Screw & Yoke
      • Non Rising Handwheel / Rising Spindle
      • Parabolic Disc

      DESIGN

      • Forged Steel
      • Pressure Seal Bonnet
      • Outside Screw & Yoke
      • Non Rising Handwheel / Rising Spindle
      • Parabolic Disc
      • Standard Yoke prepared for mounting of electric actuator ISO 5210
      • Mechanical Position Indicator

      OPTIONS

      • Flanged Ends
      • Pup Pieces
      • Angle Type
      • Stop-Check Valve
      • Bypass
      • Limit Switches / Positioner
      • Locking Device
      • Live Loaded Packing System

      STANDARD MATERIALS

      Materials EN Materials ASTM
      1.0640 P250GH A105
      1.5415 16Mo3
      1.7335 13CrMo4-5 A182 F11 / F12
      1.7380 10CrMo9-10 A182 F22
      1.4903 X10CrMoVNb9-1 A182 F91

      gov/h

      Multi-stage centrifugal pumpwith Mechanical Seal

      Flow Rate

      max. 300 m³/h

      Delivery Head

      max. 2.200 m L.C.

       

      Temperature Range

      -120 °C to +350 °C

      Pressure Rating

      max. 250 PN

      key facts

      • Design according to DIN EN ISO 5199
      • Modular System
      • Shaft Seal Packing; Single or Double Mechanical Seal (also available as a Cartridge Unit)
      • Heating for Casing and Casing Cover available
      • Mechanical Seal-Cover available
      • Design based on API 610 available on Request

      DESIGN

      • Multi-Stage Centrifugal Pump in Process Design
      • Impeller Arrangement in Series; Max. 6 Stages
      • First Low-NPSH Stage for Improved Suction Performance
      • Shaft Sealing Space for Installation of Mechanical Seals according to DIN EN 12756 or Stuffing Box Packings
      • Heating for Casing and Casing Cover available
      • Mechanical Seal-Cover available
      • Bearing Bracket with Oil-Lubricated Anti Friction Bearings

      OPERATING RANGE

       
      Flow Rate Q 300 m³/h
      Delivery Head H max. 2.200 m
      Temperature Range t -120 °C to +350 °C
      Pressure Rating p max. PN 250

      Special configurations available up to PN 400. Higher outputs available.

      TYPICAL APPLICATION

      • Liquid Gases
      • Acids
      • Lyes
      • Hydrocarbons
      • Hot Water
      • Heat Transfer Liquids

      CUSTOM MATERIALS

       
      Pump casing: 1.4408 or 1.0619
      Impeller: 1.4408
      Casing cover: 1.4571
      Shaft: 1.4462
      Shaft Sheath: 1.4571
      Bearing lantern: 1.0619
      Bearing carrier: 0.7043
      Shaft seal: Acc. to product and/or customer specifications

      Further materials upon request.

      IDENTIFICATION CODE:

       
      Bearing carrier Realization Comments
      NOV Standard Oiled, with deep Groove Ball Bearing

      Flow Rate

      max. 540 m³/h

      Delivery Head

      max. 1.300 m

      Temperature Range

      -40 °C to + 180 °C

      Pressure Rating

      max. 100 PN

      key facts

      • Design according to DIN EN ISO 5199
      • Modular System
      • Shaft Seal Packing; Single or Double Mechanical Seal (also available as a Cartridge Unit)
      • Heating for Casing and Casing Cover available
      • Mechanical Seal-Cover available
      • Impellers in Pairs or Back-to-Back; max. 6 Stages
      • Design based on API 610 available on Request

      DESIGN

      • Multi-Stage Centrifugal Pump in Process Design
      • Impeller Arrangement in Pairs or back-to-back
      • Max. 6 Stages
      • First Low-NPSH Stage for Improved Suction Performance
      • Shaft Mounted on Roller Bearings Bilaterally Outside the Casing. Alternatively, the Shaft can be Mounted in Fluid-Packed Internal Bearings on the Suction Side
      • Shaft Sealed via a Face Seal and Gland Packing

      OPERATING RANGE

       
      Flow Rate Q 540 m³/h
      Delivery Head H max. 1.300 m
      Temperature Range t -40 °C to +180 °C
      Pressure Rating p max. PN 100

      Special configurations available up to PN 400. Higher outputs available.

      TYPICAL APPLICATION

      • Liquid Gases
      • Acids
      • Lyes
      • Hydrocarbons
      • Hot Water
      • Heat Transfer Liquids

      CUSTOM MATERIALS

       
      Pump casing: 1.4408 or 1.0619
      Impeller: 1.4408
      Casing cover: 1.4571
      Shaft: 1.4462
      Shaft Sheath: 1.4571
      Bearing lantern: 1.0619
      Bearing carrier: 0.7043
      Shaft seal: Acc. to product and/or customer specifications

      Further materials upon request.

      IDENTIFICATION CODE:

       
      Bearing carrier Realization Comments
      NOV Standard Oiled, with deep Groove Ball Bearing

      DESIGN VARIANTS

      The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

      Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

      NACHSETZZEICHEN (AUSFÜHRUNGEN):

       
      H1 heated pump casing
      H2 jacketed bearing lantern
      J inducer

      Globe Valves

      Bolted BonnetDIN/EN

      Nom. Size Range

      DN 15 - DN 300

      Pressure Rating

      PN 10 - PN 160

      Temperature Range

      -200 °C - +550 °C

      Sealing

      Gland Packing

      key facts

      • Bolted Bonnet
      • Outside Screw
      • Gland Packing
      • Rising Handwheel

      DESIGN

      • T-Pattern
      • Bolted Bonnet
      • Outside Screw
      • Gland Packing
      • Rising Handwheel
      • Integral Seat
      • Flanged

      OPTIONS

      • Position Indicator
      • Pressure Balancing Disc
      • Live Loaded Packing System
      • Extended Bonnet
      • Soft Sealed Disc
      • Conical Disc
      • Throttle Disc

      ADDITIONAL EQUIPMENT

      • Electric Actuator
      • Limit Switching
      • Chain Wheel
      • Pneumatic Actuator
      • Extended Stem
      • Gearbox

      STANDARD MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • 1.0619
      • 1.5419
      • 1.7357
      • 1.7363
      • Other materials on request

      Nom. Size Range

      DN 15 - DN 200

      Pressure Rating

      PN 10 - PN 160

      Temperature Range

      -200 °C - +550 °C

      Sealing

      Gland Packing

      key facts

      • Bolted Bonnet
      • Outside Screw
      • Gland Packing
      • Rising Handwheel

      DESIGN

      • Y-Pattern
      • Bolted Bonnet
      • Outside Screw
      • Gland Packing
      • Rising Handwheel
      • Integral Seat
      • Flanged

      OPTIONS

      • Position Indicator
      • Pressure Balancing Disc
      • Live Loaded Packing System
      • Extended Bonnet
      • Soft Sealed Disc
      • Conical Disc
      • Throttle Disc

      ADDITIONAL EQUIPMENT

      • Electric Actuator
      • Limit Switching
      • Chain Wheel
      • Extended Stem
      • Pneumatic Actuator
      • Gearbox

      STANDARD MATERIALS

      • 1.4308
      • 1.4552
      • 1.4408
      • 1.4581
      • 1.0619
      • 1.5419
      • 1.7357
      • 1.7363
      • Other materials on request
      • Nom. Size Range: DN 15 – DN 300
      • Nom. Pressure Range: PN 10 – PN 160
      • Temperature Range: -200 °C up to +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 15 – DN 200
      • Nom. Pressure Range: PN 10 – PN 160
      • Temperature Range: -200 °C up to +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 40 – DN 600
      • Nom. Pressure Range: PN 2, PN 5 – PN 160
      • Temperature Range: -10 °C up to +300 °C
      • Materials: 1.4308, 1.4408
      • Further Materials upon Request
      • Nom. Size Range: DN 50 – DN 600
      • Nom. Pressure Range: PN 10 – PN 160
      • Temperature Range: -200 °C up to +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 15 – DN 150
      • Nom. Pressure Range: PN 10 – PN 40
      • Temperature Range: -200 °C up to +300 °C
      • Materials: 1.4308, 1.4408, 1.0619
      • Further Materials upon Request
      • Nom. Size Range: DN 15 – DN 500
      • Nom. Pressure Range: PN 10 – PN 160
      • Temperature Range: -200 °C up to +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 15 – DN 200
      • Nom. Pressure Range: PN 10 – PN 40
      • Temperature Range: +50 °C up to +280 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 15 – DN 300
      • Nom. Pressure Range: PN 10 – PN 40
      • Temperature Range: -200 °C up to +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 25 – DN 200
      • Nom. Pressure Range: PN 10 – PN 16
      • Temperature Range: -200 °C up to +400 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Further Materials upon Request
      • Nom. Size Range: DN 50 – DN 600
      • Pressure Rating: PN 2,5 – PN 160
      • Temperature Range: -200 °C – +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Other materials on request
      • Nom. Size Range: DN 15 – DN 300
      • Pressure Rating: PN 10 – PN 160
      • Temperature Range: -200 °C – +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Other materials on request
      • Nom. Size Range: DN 15 – DN 200
      • Pressure Rating: PN 10 – PN 160
      • Temperature Range: -200 °C – +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Other materials on request
      • Nom. Size Range: DN 50 – DN 500
      • Pressure Rating: PN 10 – PN 160
      • Temperature Range: -200 °C – +550 °C
      • Materials: 1.4308, 1.4552, 1.4408, 1.4581, 1.0619, 1.5419, 1.7357, 1.7363
      • Other materials on request
      • Nom. Size Range: DN 80 – DN 600 / 3“- 24“
      • Pressure Range: up to 600 bar
      • Temperature Range: up to +650 °C / +1,202 °F
      • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
      • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
      • Other materials on request
      • Nom. Size Range: DN 80 – DN 300 / 3“- 12“
      • Pressure Range: up to 600 bar
      • Temperature Range: up to +650 °C / +1,202 °F
      • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
      • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
      • Other materials on request
      • Nom. Size Range: DN 80 – DN 600 / 3“- 24“
      • Pressure Range: up to 600 bar
      • Temperature Range: up to +650 °C / +1,202 °F
      • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903
      • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
      • Other materials on request
      • Nom. Size Range: DN 80 – DN 600 / 3“- 24“
      • Pressure Range: up to 600 bar
      • Temperature Range: up to +650 °C / +1,202 °F
      • Materials EN: 1.0460, 1.5415, 1.7335, 1.7380, 1.4903, 1.4462, 1.4571
      • Materials ASTM: A105, A182 F11 / F12, A182 F22, A182 F91
      • Other materials on request
      • Nom. Size Range: DN 50 – DN 2100 / 2″ bis 84″
      • Pressure Range: PN 10, 16, 25, 40, 63, 100, 160
      • CLASS: 150, 300, 600, 900
      • Temperature Range: -270 °C to 1.800 °C / -454 °F to 3,272 °F
      • Materials EN: 1.4308, 1.4408, 1.4581, 1.4470, 1.0619, 1.7357, 1.7363, 1.7380, 1.6220
      • Materials ASTM: A351 CF8, A351 CF8M, A351 CF8MC, A995 4A, A216 WCB, A217 WC6, A217 C5, A217 WC9, A352 LCB
      • Other materials on request
      • Nom. Size Range: DN 50 – DN 2100 / 2″ bis 84″
      • Pressure Range: PN 10, 16, 25, 40, 63, 100, 160
      • CLASS: 150, 300, 600, 900
      • Temperature Range: -270 °C to 1.800 °C / -454 °F to 3,272 °F
      • Materials EN: 1.4308, 1.4408, 1.4581, 1.4470, 1.0619, 1.7357, 1.7363, 1.7380, 1.6220
      • Materials ASTM: A351 CF8, A351 CF8M, A351 CF8MC, A995 4A, A216 WCB, A217 WC6, A217 C5, A217 WC9, A352 LCB
      • Other materials on request

      Your career at Klaus Union

      we are growing. grow with us.

      The KLAUS UNION Group is one of the leading manufacturers of pumps and valves for the industry. With our headquarters in Bochum and numerous subsidiaries all over the world, we operate internationally. The owner-managed traditional company was founded in 1946 and currently employs more than 450 people worldwide.

      Quality is our Success.

      highly interesting industry

      Working at KLAUS UNION pays off – we offer you challenging and varied tasks in a highly interesting industry. Benefit from exciting career prospects in a global company.

      With passion for our products, we develop state-of-the-art technologies and the most advanced designs our customers in the chemical and petrochemical industries can rely on worldwide. Because where aggressive, toxic and explosive media are promoted, it is important to protect people and the environment at all times. A consistently enforced quality assurance system is therefore one of the essential components of our corporate policy.

      We are always interested in dynamic people with innovative approaches. Become part of our team, grow on challenging tasks and set new milestones in the world of pumps and valves.

      JOBS AT KLAUS UNION

      We are looking for

      Trainees

      We offer apprenticeships in commercial, technical and commercial areas. Training at the highest level has a special significance at KLAUS UNION – so our apprentices are always involved in all company processes. They assume responsibility early on and receive individual support and support.

      Our training in the areas of machining and technical product design takes place as a joint training with our external partner. As part of this network training, the training places are financially supported by the state of North Rhine-Westphalia and the European Social Fund.

      EDUCATION AT KLAUS UNION

      We welcome the application of people with disabilities whose integration is of particular concern to us.If you can not find what you are looking for in our job vacancies, you are welcome to submit your unsolicited application.Please send your application by e-mail to bewerbung@klaus-union.com .

      APPLY NOW
      • Max. Flow Rate: 1.800 m3/h
      • Max. Differential Pressure: 40 bar
      • Temperature Range: -120°C bis +350 °C
      • Max. Pressure Rating: PN 400
      • Max. Flow Rate: 5.000 m3/h
      • Max. Differential Pressure: 100 bar
      • Temperature Range: -120 °C to +350 °C
      • Max. Pressure Rating: PN 150
      • Max. Flow Rate: 1.800 m3/h
      • Max. Differential Pressure: 40 bar
      • Temperature Range: -120 °C to +350 °C
      • Max. Pressure Rating: PN 400

      SINGLE-STAGECENTRIFUGAL PUMP

      ACCORDING DIN EN ISO 2858 & DIN EN ISO 5199

      • Max. Flow Rate: 3.500 m3/h
      • Max. Delivery Head: 220 m L.C.
      • Temperature Range: -120 °C to +450 °C
      • Max. Pressure Rating: PN 400

      MULTI-STAGECENTRIFUGAL PUMP

      ACCORDING DIN EN ISO 5199

      • Max. Flow Rate: 300 m3/h
      • Max. Delivery Head: 2.200 m L.C.
      • Temperature Range: -120 °C to +350 °C
      • Max. Pressure Rating: PN 250

      SINGLE-STAGEVERTICALLY SUSPENDED (SUMP) PUMP

      ACCORDING DIN EN ISO 2858 & DIN EN ISO 5199

      • Max. Flow Rate: 900 m3/h
      • Max. Delivery Head: 220 m L.C.
      • Temperature Range: -40 °C bis +300 °C
      • Max. Pressure Rating: PN 63

      HORIZONTALPROPELLER PUMP

      ACCORDING DIN EN ISO 2858 & DIN EN ISO 5199

      • Max. Flow Rate: 12.000 m3/h
      • Max. Delivery Head: 12 m L.C.
      • Temperature Range: -120 °C to +250 °C
      • Max. Pressure Rating: PN 100

      VerticallyPropeller Pump

      Propeller pump for integration into a tank

      • Max. Flow Rate: 21.500 m3/h
      • Max. Delivery Head: 8,5 m L.C
      • Temperature Range: -50 °C to +400 °C
      • Max. Pressure Rating: PN 10

      SINGLE-STAGECENTRIFUGAL PUMP

      ACCORDING DIN EN ISO 2858 & DIN EN ISO 15783

      • Max. Flow Rate: 3.500 m3/h
      • Max. Delivery Head: 220 m L.C.
      • Temperature Range: -200 °C to +450 °C
      • Max. Pressure Rating: PN 400
      • Max. Flow Rate: 3.500 m3/h
      • Max. Delivery Head: 220 m L.C.
      • Temperature Range: -200 °C to +450 °C
      • Max. Pressure Rating: PN 400

      SINGLE-STAGECENTRIFUGAL PUMP

      ACCORDING ASME 73.3

      • Max. Flow Rate: 200 m3/h
      • Max. Delivery Head: 155 m L.C.
      • Temperature Range: -200 °C to +450 °C
      • Max. Pressure Rating: PN 400
      • Max. Flow Rate: 1.200 m3/h
      • Max. Delivery Head: 215 m L.C.
      • Temperature Range: -120 °C to +450 °C
      • Max. Pressure Rating: PN 40

      Multi-stageCentrifugal Pump

      ACCORDING DIN EN ISO 15783 / API 685

      • Max. Flow Rate: 300 m3/h
      • Max. Delivery Head: 2.200 m L.C.
      • Temperature Range: -120 °C to +350 °C
      • Max. Pressure Rating: PN 250

      MULTI-STAGESIDE CHANNEL PUMP

      ACCORDING DIN EN ISO 15783

      • Max. Flow Rate: 42 m3/h
      • Max. Delivery Head: 470 m L.C.
      • Temperature Range: -120°C to +250 °C
      • Max. Pressure Rating: PN 400

      SINGLE-STAGEVERTICALLY SUSPENDED (SUMP) PUMP

      ACCORDING DIN EN ISO 2858 & DIN EN ISO 15783

      • Max. Flow Rate: 900 m3/h
      • Max. Delivery Head: 220 m L.C.
      • Temperature Range: -40 °C to +200 °C
      • Transmittable Power: Pressure Rating: PN 63

      Energy Efficient Design

      Enhancing pump efficiency through non-metallic containment shells

      • Max. Pressure Rating: PN 63
      • Temperature Range: -200 °C to +400 °C
      • Max. Transmittable Power: 1 MW

      Data Protection Policy

      1. Introduction
      Thank you for visiting our website. We take privacy very seriously and strive to protect your personal data in the context of our website offer.
      By personal data, we understand all data about the personal and factual circumstances of a natural person. Personal data collected on our website is used solely for our own purposes.

      2. Legal basis of data processing
      Consent: If your consent has been obtained for processing of personal data, Article 6 para. 1 lit. a EU General Data Protection Regulation (GDPR) is the legal basis for the data processing.
      Contract: For the processing of personal data that is required to fulfill a contract of which you are a party, Article 6 para. 1 lit. b GDPR is the legal basis. This also applies to processing operations which are required to implement pre-contractual measures.
      Legal duty: If the processing of personal data is required in order to fulfill a legal obligation to which our company is subject, Article 6 para. 1 lit. c GDPR is the legal basis.
      If vital interests of you or any other natural person require the processing of personal data, Article 6 para. 1 lit. d GDPR is the legal basis.
      Legitimate interest: If the processing is necessary to safeguard the legitimate interests of our company or a third party and if the interests, fundamental rights and fundamental freedoms of the data subject do not prevail over the former interest, then Article 6 para. 1 lit. f GDPR is the legal basis for the processing. The legitimate interest of our company lies in the execution of our business activities.

      3. Affected rights
      As part of our data processing, your personal data is processed. You are entitled to the rights from the third chapter of the GDPR vis-à-vis our company.
      We respect the rights to information, correction, restriction of processing, deletion or portability regarding your personal data. You can claim these rights as follows:

      Right to information
      You have the right to request a confirmation from us as to whether we process personal data that concerns you. If this is the case, you have a right to receive information about this personal data as well as the following information:
      (a) the processing purposes;
      (b) the categories of personal data being processed;
      (c) the recipients or categories of recipients to whom the personal data has been or will be disclosed, particularly in the case of recipients in third countries or of international organizations;
      (d) if possible, the planned duration for which the personal data will be stored or, if that is not possible, the criteria for determining that duration;
      (e) the existence of a right to the correction or deletion of your personal data or to the restriction of the processing by the responsible party or of a right to object to such processing;
      (f) the existence of a right of appeal to a supervisory authority;
      (g) if the personal data is not collected from the data subject, all available information about the source of the data;
      (h) the existence of automated decision-making, including profiling, as referred to in Article 22 para. 1 and 4 and, at least in such cases, meaningful information about the logic involved as well as the scope and intended impact of such processing upon the data subject.

      If personal data is transferred to a third country or to an international organization, you have the right to be informed about the appropriate safeguards pursuant to Article 46 GDPR in connection with the transfer.
      We will provide you with a copy of the personal data which is the subject of the processing. For any additional copies that you request, we may charge a reasonable fee based on administrative costs. If you submit the request for information electronically, we have to provide the information in a common electronic format, unless otherwise stated.
      The right to receive a copy may not affect the rights and freedoms of other people.

      Right to correction
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      Right to Deletion (“Right to be forgotten”)
      You also have the right to ask us to promptly delete your personal data; moreover, we are obliged to delete personal data immediately if one of the following cases applies:
      (a) the personal data is no longer necessary for the purposes for which it was collected or otherwise processed.
      (b) you revoke your consent upon which the processing pursuant to Article 6 I lit. a GDPR or Article 9 para. 2 lit. a is based and there is no other legal basis for the processing.
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      (e) the deletion of the personal data is required in order to fulfill a legal obligation pursuant to Union or national law to which we are subject.
      (f) the personal data has been collected in relation to services offered by the information society pursuant to Article 8 para. 1.

      (2) We have made the personal data public and we are obliged to delete it pursuant to para. 1, we shall take appropriate measures, including technical ones, and taking into account available technology and implementation costs, to inform the parties that are responsible for processing the personal data that you have requested the deletion of all links to or copies of this personal data. This shall not apply if the processing is required: (a) to exercise the right to freedom of expression and information; (b) to fulfill a legal obligation which requires the processing pursuant to the law of the Union or of the Member States to which we are subject or for the performance of a task of public interest or in the exercise of official authority that is assigned to us; (c) for reasons of public interest in the field of public health pursuant to Article 9 para. 2 lit. h and i as well as Article 9 para. 3; (d) for archival purposes of public interest, for scientific or historical research purposes or for statistical purposes pursuant to Article 89 para. 1, provided that the right referred to in para. 1 is likely to render impossible or seriously impair the achievement of the objectives of that processing, or (e) for the asserting, exercise or defense of legal claims.

      Right to the restriction of the processing
      (1) The data subject has the right to require the responsible party to restrict the processing if one of the following conditions is met:
      (a) the accuracy of the personal data is disputed by the data subject for a period of time that allows the responsible party to review the accuracy of the personal data
      (b) the processing is unlawful and the data subject declines the deletion of the personal data and instead requests that the use of the personal data be restricted;
      (c) the responsible party no longer needs the personal data for the purposes of the processing, but the data subject requires this data in order to assert, exercise or defend legal claims, or
      (d) the data subject has lodged an objection to the processing pursuant to Article 21 para. 1 until such time as it is established whether the legitimate reasons of the responsible party predominate vis-à-vis those of the data subject.

      (2) If the processing pursuant to para. 1 has been restricted, this personal data may only be processed – apart from its storage – with the consent of the data subject or for the purposes of asserting, exercising or defending legal claims or protecting the rights of another natural or legal person or for the sake of an important public interest of the Union or of a Member State. 4.5.2016 L 119/44 Official Journal of the European Union DE

      (3) A data subject who has effected a restriction of the processing pursuant to para. 1 shall be informed by the responsible party before the restriction is lifted.

      Article 19 Obligation to provide notification regarding the correction or deletion of personal data or the restriction of processing All recipients to whom/to which personal data has been disclosed shall be informed by the responsible party of any correction or deletion of said personal data or of any restriction of processing pursuant to Art. 16, 17 para. 1 and Art. 18, unless this proves to be impossible or involves disproportionate effort. The responsible party shall inform the data subject of these recipients if the data subject so requests.

      Article 20 Right to data portability
      (1) The data subject has the right to have his personal data that he provided to a responsible party sent to himself in a structured, common and machine-readable format, as well as the right to transfer that information to another responsible party, without interference from the original responsible party to whom personal data had been provided, as long as
      (a) the processing is based on consent pursuant to Article 6 para. 1 lit. a or Article 9 para. 2 lit. a or a contract pursuant to Article 6 para. 1 lit. b, and
      (b) the processing is performed by automated means.

      (2) When exercising his data portability rights pursuant to para. 1, the data subject has the right to have the personal data transmitted directly from one responsible party to another, as far as this is technically feasible.

      (3) Exercise of the right pursuant to para. 1 of this article is without prejudice to Art. 17. This right does not apply to any processing that is necessary for the performance of a task in the public interest or in the exercise of official authority that is delegated to the responsible party.

      (4) The right pursuant to para. 2 is not permitted to affect the rights and freedoms of other persons.
      You also have the right to consult our Data Protection Officer regarding the aforementioned rights as well as any questions related to the processing of your personal data.
      In addition, our clients may assert their right to appeal to the relevant regulatory authorities.

      Right of objection
      You have the right at any time, for reasons arising out of your particular situation, to object to the processing of your personal data pursuant to Art. 6 para. 1 lit. e or f; this also applies to any profiling that is based upon this provision. The responsible party will then no longer process the personal data unless the responsible party can demonstrate compelling legitimate grounds for the processing that outweigh the interests, rights and freedoms of your person or the processing serves to assert, exercise or defend legal claims.
      (2) If your personal data is processed in order to perform direct advertising, you shall have the right to object at any time to the processing of your personal data for the purpose of such advertising; this also applies to profiling insofar as it is related to such direct advertising.
      (3) If you object to processing for direct advertising purposes, your personal data will no longer be processed for that purpose.
      (4) In connection with the use of information society services, you may exercise your right of refusal, notwithstanding Directive 2002/58/EC, by means of automated procedures which make use of technical specifications.
      (5) You have the right, for reasons arising out of your particular situation, to object to the processing of your personal data for scientific or historical research purposes or for statistical purposes pursuant to Art. 89 para. 1, unless the processing is necessary to fulfill a task which is in the public interest.
      Without prejudice to any other administrative or judicial remedy, you are entitled to file a complaint with a supervisory authority if you believe that the processing of personal data concerning you violates the GDPR.

      4. Web server logs
      In the context of using our website, the connection information is stored in the server log files.
      This information includes:
      • the IP address of the calling system
      • the browser information, such as the utilized operating system and screen resolution
      • the visited web page
      • the originating web site
      • the time of the call
      The web server logs are only processed for security purposes.
      We only use the log data for statistical evaluations for the purpose of operation, safety and the optimization of the offer. However, we reserve the right to review the log data retrospectively if there is a justified suspicion of unlawful use on the basis of concrete evidence.

      5. Contact form
      In the contact form, you have the possibility to send any data to us that you choose to. The data is forwarded by our web server via e-mail to the e-mail inbox of our company. Please note that communication via the contact form is not encrypted. When sending confidential communication, please use a secure communication channel for your own sake.

      6. Cookies
      This website uses cookies. Cookies are text files that are stored on your end device. Cookies can be read, transferred and changed from the website when the website is accessed. We only use cookies with random, pseudonymous identification numbers. These identification numbers are used to evaluate your usage behavior on our website. At no time is the usage profile assigned to the name of a natural person. If you use special functions (such as the shopping cart or “stay logged in”) on our website, cookies will also be used for these functions.
      It is always possible to opt out from the placing of cookies by changing the setting in your Internet browser. Placed Cookies can be deleted. Please note that you might not be able to use all the features of our website if cookies are disabled.
      You can find the exact functions of the cookies in the more detailed information contained in this Data Protection Statement.

      7. Google Analytics
      This website uses Google Analytics, a web analytics service provided by Google Inc. (“Google”). Google Analytics uses so-called “cookies”, text files that are stored on your computer that allow an analysis of your use of the website. The information generated by the cookie about your use of this website is usually transmitted to a Google server in the USA and stored there. However, if IP anonymization is activated on this website, your IP address will be shortened by Google beforehand within member states of the European Union or other parties to the Agreement on the European Economic Area. Only in exceptional cases will the full IP address be sent to a Google server in the USA and shortened there. On behalf of the operator of this website, Google will use this information to evaluate your use of the website, to compile reports on website activity as well as to provide the website operator with other services related to website activity and Internet usage. The IP address provided by your browser as part of Google Analytics will not be merged with other Google data. You can prevent the storage of cookies by setting your browser software accordingly; however, please note that if you do this, you may not be able to use all the features of this website to the fullest extent possible. In addition, you can prevent the collection by Google of the data generated by the cookie and related to your use of the website (including your IP address) as well as the processing of this data by Google by downloading and installing the browser plug-in which is available at the following link http://tools.google.com/dlpage/gaoptout?hl=de.”
      We have a contract with Google Germany GmbH – GOOGLE ANALYTICS GERMANY, which ensures that the personal data is processed exclusively according to our instructions, and generally within Europe. On our website, IP anonymization (the IP mask method) is activated, which results in the IP address being anonymized automatically.
      For more information about Google Analytics and data protection, please visit the following website: https://www.google.com/intl/de/analytics/privacyoverview.html.

      8. Google Maps
      On the subpages [listing], we embed a map provided by Google Inc. servers for the sake of better visualization. When you view the map, it connects to the Google server, which, among other things, transmits the IP address to Google. Furthermore, there is the possibility for Google to write and read cookies. These cookies may be Google User cookies that are directly related to you. For more information about Google Maps, please refer to the Google Privacy Policy and Terms of Use.

      9. Data protection contact
      The party that is responsible for the data processing within the meaning of Art. 4 No. 7 GDPR is
      Klaus Union GmbH & Co. KG
      Blumenfeldstrasse 18
      44795 Bochum
      Germany
      Tel: +49 (0) 234 4595-0
      Fax: +49 (0) 234 4595-7000
      E-mail: info@klaus-union.de

      Legal representative
      Oliver Terhorst

      Data Protection Officer
      Sicoda GmbH
      Oliver Gönner
      Rochusstrasse 198
      53123 Bonn
      Tel.: +49 (0) 228 2861-4060
      E-mail: dsb@sicoda.de

      Imprint

      Information provided according to Sec. 5 TMG:

      Kommanditgesellschaft
      (GmbH & Co. KG):

      Klaus Union GmbH & Co. KG
      Blumenfeldstraße 18
      44795 Bochum
      Germany

      Contact:

      Phone: +49 (0) 234 4595-0
      Fax: +49 (0) 234 4595-7000
      E-Mail: info@klaus-union.com

      Represented by:

      Oliver Terhorst

      Register entry:

      Amtsgericht Bochum, HRA Nr. 832

      Geschäftsführender Komplementär:

      Klaus Union Verwaltungs GmbH
      Amtsgericht Bochum, HRB Nr. 679

      VAT:

      VAT No.: DE 127064028

      Dispute resolution

      We do not take part in online dispute resolutions at consumer arbitration boards.

      Liability for Contents

      As service providers, we are liable for own contents of these websites according to Sec. 7, paragraph 1 German Telemedia Act (TMG). However, according to Sec. 8 to 10 German Telemedia Act (TMG), service providers are not obligated to permanently monitor submitted or stored information or to search for evidences that indicate illegal activities.

      Legal obligations to removing information or to blocking the use of information remain unchallenged. In this case, liability is only possible at the time of knowledge about a specific violation of law. Illegal contents will be removed immediately at the time we get knowledge of them.

      Liability for Links

      Our offer includes links to external third party websites. We have no influence on the contents of those websites, therefore we cannot guarantee for those contents. Providers or administrators of linked websites are always responsible for their own contents.

      The linked websites had been checked for possible violations of law at the time of the establishment of the link. Illegal contents were not detected at the time of the linking. A permanent monitoring of the contents of linked websites cannot be imposed without reasonable indications that there has been a violation of law. Illegal links will be removed immediately at the time we get knowledge of them.

      Copyright

      Contents and compilations published on these websites by the providers are subject to German copyright laws. Reproduction, editing, distribution as well as the use of any kind outside the scope of the copyright law require a written permission of the author or originator. Downloads and copies of these websites are permitted for private use only.
      The commercial use of our contents without permission of the originator is prohibited.

      Copyright laws of third parties are respected as long as the contents on these websites do not originate from the provider. Contributions of third parties on this site are indicated as such. However, if you notice any violations of copyright law, please inform us. Such contents will be removed immediately.

      Vertrieb Deutschland

      REGION NORD-WEST

      Herr Jörn Wenk
      Tel: +49 (0) 234-45 95 - 302
      Fax: +49 (0) 234-45 95 - 7022
      E-Mail: j.wenk@klaus-union.com

      REGION OST

      Herr Bernd Schulz
      Tel: +49 (0) 234-45 95 - 168
      Fax: +49 (0) 234-45 95 - 7022
      E-Mail: b.schulz@klaus-union.com

      REGION WEST

      Herr Christian Schröder
      Tel: +49 (0) 234-45 95 - 268
      Fax: +49 (0) 234-45 95 - 7022
      E-Mail: c.schroeder@klaus-union.com

      REGION WEST / SÜD-WEST

      Herr James Matzelle
      Tel: +49 (0) 234-45 95 - 251
      Fax: +49 (0) 234-45 95 - 7022
      E-Mail: j.matzelle@klaus-union.com

      Education at Klaus Union

      Learning and developing at the highest level.

      ALL CURRENTLY AVAILABLE VACANCIES ARE LISTED BELOW

       

       

       

       

      Wir suchen zum 01.08.2025 einen Auszubildenden (m/w/d) als:

      Fachinformatiker (m/w/d)
      Fachrichtung: Systemintegration

      Deine Aufgaben:

      • Du konzipierst und realisierst IT-Systemanforderungen
      • Du konfigurierst, modifizierst, und optimierst bereits bestehende Netzwerke
      • Du planst, installierst, testest und dokumentierst neue Netzwerke
      • Du installierst Hard- und Software
      • Du berätst und schulst unsere Nutzer

      Dein Profil:

      • Du hast deine Fachoberschulreife oder einen vergleichbaren Abschluss erfolgreich abgeschlossen
      • Du hast eine ausgeprägte IT-Begeisterung
      • Du bringst ein hohes mathematisch-technisches Verständnis sowie eine hohe Analyse- und Problemlösefähigkeit mit
      • Du besitzt gute Deutsch- und Englischkenntnisse
      • Dich prägen Teamfähigkeit, Zuverlässigkeit, Selbstständigkeit sowie Eigeninitiative

      Wir bieten:

      • Eine 3-jährige Ausbildung
      • Abwechslungsreiche und spannende Aufgaben in einer traditionsreichen Unternehmensgruppe mit herausfordernden Tätigkeitsfeldern
      • Eine überdurchschnittliche Ausbildungsvergütung
      • Gute Übernahmechancen nach der Ausbildung

      Gewünschte Unterlagen:

      • persönliches Anschreiben
      • Lebenslauf in tabellarischer Form
      • Kopien der letzten beiden Zeugnisse
      • Praktikumsbescheinigungen

      Haben wir dein Interesse geweckt? Dann sende uns deine schriftliche Bewerbung bitte in digitaler Form an Frau Natasa Bien: bewerbung@klaus-union.com.

      Wir freuen uns auf deine Bewerbung.

      Wir suchen zum 01.08.2025 einen Auszubildenden (m/w/d) als:

      Fachlagerist (m/w/d)

      Deine Aufgaben:

      • Du erlernst das Kommissionieren von Aufträgen, die Bereitstellung von Bauteilen sowie die Erfassung der fertigen Aufträge in unserem Warenwirtschaftssystem
      • Du erwirbst Kenntnisse über das richtige Ein- und Auslagern und die Kontrolle von Bauteilen sowie den Umgang mit diversen Werkstoffprüfungen
      • Du erlernst die Durchführung von Bestandskontrollen und Inventurarbeiten unter Einhaltung von internen Qualitätssicherungsvorschriften

      Dein Profil:

      • Du hast deinen guten Hauptschulabschluss oder deine Mittlere Reife erfolgreich abgeschlossen
      • Du hast Interesse an logistischen Abläufen
      • Du besitzt eine gute Organisationsfähigkeit und arbeitest gerne systematisch
      • Du besitzt gute Deutschkenntnisse
      • Dich prägen Teamfähigkeit, Zuverlässigkeit, Selbstständigkeit sowie Eigeninitiative

      Wir bieten:

      • Eine 2-jährige Ausbildung
      • Abwechslungsreiche und spannende Aufgaben in einer traditionsreichen Unternehmensgruppe mit herausfordernden Tätigkeitsfeldern
      • Eine überdurchschnittliche Ausbildungsvergütung
      • Gute Übernahmechancen nach der Ausbildung

      Gewünschte Unterlagen:

      • persönliches Anschreiben
      • Lebenslauf in tabellarischer Form
      • Kopien der letzten beiden Zeugnisse
      • Praktikumsbescheinigungen

      Haben wir dein Interesse geweckt? Dann sende uns deine schriftliche Bewerbung bitte in digitaler Form an Frau Natasa Bien:  bewerbung@klaus-union.com.

      Wir freuen uns auf deine Bewerbung.

      Wir suchen zum 01.08.2025 zwei Auszubildende (m/w/d) als:

      Industriekaufmann (m/w/d)

      Deine Aufgaben:

      • Als Industriekaufmann (m/w/d) befasst du dich mit kaufmännisch-betriebswirtschaftlichen Aufgabenbereichen und durchläufst dabei die unterschiedlichen Unternehmensbereiche wie Materialwirtschaft, Vertrieb und Marketing, Personal- sowie Finanz- und Rechnungswesen

      Dein Profil:                                           

      • Du hast deine Allgemeine Hochschulreife oder deine Fachhochschulreife erfolgreich abgeschlossen
      • Du hast großes Interesse an kaufmännischen Tätigkeiten
      • Du bist ein Organisationstalent und besitzt eine gute Kommunikationsfähigkeit
      • Dich zeichnet eine große Lernbereitschaft aus
      • Du besitzt gute Deutsch- und Englischkenntnisse
      • Dich prägen Teamfähigkeit, Zuverlässigkeit, Selbstständigkeit sowie Eigeninitiative

      Wir bieten:

      • Eine 3-jährige Ausbildung
      • Abwechslungsreiche und spannende Aufgaben in einer traditionsreichen Unternehmensgruppe mit herausfordernden Tätigkeitsfeldern
      • Eine überdurchschnittliche Ausbildungsvergütung
      • Gute Übernahmechancen nach der Ausbildung

      Gewünschte Unterlagen:

      • persönliches Anschreiben
      • Lebenslauf in tabellarischer Form
      • Kopien der letzten beiden Zeugnisse
      • Praktikumsbescheinigungen

      Haben wir dein Interesse geweckt? Dann sende uns deine schriftliche Bewerbung bitte in digitaler Form an Frau Natasa Bien: bewerbung@klaus-union.com.

      Wir freuen uns auf deine Bewerbung.

      Wir suchen zum 01.08.2025 einen Auszubildenden (m/w/d) als:

      Technischer Produktdesigner (m/w/d)
      Fachrichtung: Maschinen- und Anlagenkonstruktion

      Deine Aufgaben:

      • Du erstellst Entwürfe, Zeichnungen, Konstruktionsunterlagen sowie technische Dokumentationen unter Anwendung von 2D- und 3D-CAD-Systemen nach technischen Vorgaben

      Dein Profil:

      • Du hast deine Allgemeine Hochschulreife, deine Fachhochschulreife oder deine sehr gute Fachoberschulreife erfolgreich abgeschlossen
      • Du hast großes Interesse an Technik, Bauen und Konstruieren
      • Du besitzt ein gutes räumliches Vorstellungsvermögen sowie ein gutes Verständnis für mathematische und geometrische Zusammenhänge
      • Du hast Freude am Umgang mit technischer Software
      • Du besitzt gute Deutsch- und Englischkenntnisse
      • Dich prägen Teamfähigkeit, Zuverlässigkeit, Selbstständigkeit sowie Eigeninitiative

      Wir bieten:

      • Eine 3 ½-jährige Ausbildung
      • Abwechslungsreiche und spannende Aufgaben in einer traditionsreichen Unternehmensgruppe mit herausfordernden Tätigkeitsfeldern
      • Eine überdurchschnittliche Ausbildungsvergütung
      • Gute Übernahmechancen nach der Ausbildung

      Gewünschte Unterlagen:

      • persönliches Anschreiben
      • Lebenslauf in tabellarischer Form
      • Kopien der letzten beiden Zeugnisse
      • Praktikumsbescheinigungen

      Haben wir dein Interesse geweckt? Dann sende uns deine schriftliche Bewerbung bitte in digitaler Form an Frau Natasa Bien: bewerbung@klaus-union.com.

      Wir freuen uns auf deine Bewerbung.

      Wir suchen zum 01.08.2025 zwei Auszubildende (m/w/d) als:

      Zerspanungsmechaniker (m/w/d)

      Deine Aufgaben:

      • Du lernst Präzisionsbauteile – meist aus Metall – durch spanende Verfahren wie Drehen, Fräsen, Bohren oder Schleifen zu fertigen. Dies zunächst an konventionellen, später dann auch an CNC-Werkzeugmaschinen
      • Zudem lernst du Maschinen einzurichten und den Fertigungsprozess zu überwachen

      Dein Profil:

      • Du hast einen qualifizierten Hauptschulabschluss oder deine Fachoberschulreife erfolgreich abgeschlossen
      • Du hast großes Interesse an Technik und besitzt handwerkliches Geschick
      • Dich zeichnet eine große Lernbereitschaft aus
      • Dich prägen Teamfähigkeit, Zuverlässigkeit, Selbstständigkeit sowie Eigeninitiative

      Wir bieten:

      • Eine 3 ½ –jährige Ausbildung
      • Abwechslungsreiche und spannende Aufgaben in einer traditionsreichen Unternehmensgruppe mit herausfordernden Tätigkeitsfeldern
      • Eine überdurchschnittliche Ausbildungsvergütung
      • Gute Übernahmechancen nach der Ausbildung

      Gewünschte Unterlagen:

      • persönliches Anschreiben
      • Lebenslauf in tabellarischer Form
      • Kopien der letzten beiden Zeugnisse
      • Praktikumsbescheinigungen

      Haben wir dein Interesse geweckt? Dann sende uns deine schriftliche Bewerbung bitte in digitaler Form an Frau Natasa Bien: bewerbung@klaus-union.com.

      Wir freuen uns auf deine Bewerbung.

      We welcome the application of people with disabilities whose integration is of particular concern to us.

      If you can not find what you are looking for in our job vacancies, you are welcome to submit your unsolicited application.

      Please send your application by e-mail to bewerbung@klaus-union.com .

      APPLY NOW

      Datenschutzerklärung im Rahmen des Bewerbungsverfahrens

      Vielen Dank für Ihr Interesse an unseren Stellenausschreibungen. Da uns der Schutz Ihrer Daten sehr wichtig ist, informieren wir Sie nachfolgend über die Erhebung, Nutzung und Verarbeitung Ihrer Daten im Rahmen des Bewerbungsverfahrens, gemäß der Datenschutzgrundverordnung (EU-DSGVO).

      Datenerhebung

      Im Zuge des Bewerbungsverfahrens werden von uns die nachfolgend aufgezählten persönlichen Daten von Ihnen erhoben und verarbeitet:

      – Name, Vorname

      – Adresse

      – Telefonnummer

      – E-Mail

      -Bewerbungsunterlagen (Bewerbungsanschreiben, Lebenslauf, Zeugnisse, Zertifikate u.ä.)

       

      Zweck der Datenerfassung / Weitergabe

      Die Erhebung und Verarbeitung Ihrer persönlichen Bewerbungsdaten erfolgt ausschließlich zweckgebunden für die Besetzung von Stellen innerhalb unseres Unternehmens. Ihre Daten werden grundsätzlich nur an die für das konkrete Bewerbungsverfahren zuständigen innerbetrieblichen Stellen und Fachabteilungen unseres Unternehmens weitergeleitet. Eine Weitergabe Ihrer persönlichen Bewerbungsdaten an andere Unternehmen der Klaus Union Gruppe erfolgt nicht ohne vorherige, ausdrückliche Einwilligung Ihrerseits.

      Eine darüber hinausgehende Nutzung oder Weitergabe Ihrer Bewerbungsdaten an Dritte erfolgt nicht.

      Aufbewahrungsdauer der Bewerbungsdaten

      Eine Löschung Ihrer persönlichen Bewerbungsdaten erfolgt grundsätzlich automatisch drei Monate nach Abschluss des Bewerbungsverfahrens. Dies gilt nicht, sofern gesetzliche Bestimmungen einer Löschung entgegenstehen, die weitere Speicherung zum Zwecke der Beweisführung erforderlich ist oder Sie einer längeren Speicherung ausdrücklich zugestimmt haben.

      Speicherung für zukünftige Stellenausschreibungen

      Sollten wir Ihnen keine aktuell zu besetzende Stelle anbieten können, jedoch aufgrund Ihres Profils der Ansicht sein, dass Ihre Bewerbung eventuell für zukünftige Stellenangebote interessant sein könnte, werden wir Ihre persönlichen Bewerbungsdaten zwölf Monate lang speichern, sofern Sie einer solchen Nutzung und Speicherung ausdrücklich zustimmen.

      Datensicherheit

      Um die im Rahmen Ihrer Bewerbung erhobenen Daten vor Manipulationen und unberechtigten Zugriffen zu schützen, haben wir diverse technische und organisatorische Vorkehrungen getroffen.

      Auskunftsrecht und Widerruf

      Sollten Sie Fragen zur Erhebung, Nutzung und Verarbeitung Ihrer personenbezogenen Daten haben oder in Fällen von Auskünften, Berechtigung oder Löschung von Daten sowie Widerruf erteilter Einwilligungen, wenden Sie sich bitte an die Personalabteilung.

      Exciting prospects. Worldwide.

      Current Vacancies

      The KLAUS UNION Group is one of the leading manufacturers of pumps and valves for the industry. With our headquarters in Bochum and numerous subsidiaries all over the world, we operate internationally. The owner-managed traditional company was founded in 1946 and currently employs more than 650 people worldwide.

      ALL CURRENTLY AVAILABLE VACANCIES ARE LISTED BELOW

      Zur Verstärkung unseres Vertriebs-Teams suchen wir einen

      Area Sales Manager (m/w/d) für Industriepumpen in Nord-Westdeutschland im Außendienst

      (Referenz-Nr. KU2025ASM)

      Ihre Aufgaben:

      • Sie akquirieren Neukunden und verantworten die Betreuung unserer Bestandskunden im Verkaufsgebiet durch persönlichen Kontakt
      • Sie sind als erster Ansprechpartner für unsere Kunden für die Lösungsfindung zur optimalen Anwendung unserer Produkte
      • Sie begleiten die Prozesse vom Angebot bis zum Abschluss
      • Sie unterstützen die Erreichung der vereinbarten Vertriebsziele
      • Sie unterstützen bei der Erstellung von Markt-, Kunden- und Wettbewerbsanalysen und nutzen diese für das operative Geschäft

      Ihr Profil:

      • Ingenieur/Techniker (m/w/d), z.B. Maschinenbau oder gleichwertige Qualifikation
      • Mehrere Jahre nachweisbare Erfolge im Vertrieb erklärungsbedürftiger Produkte in einem Unternehmen der Pumpenindustrie oder artverwandter Bereiche (nicht zwingend notwendig)
      • Gute Kenntnisse der beschriebenen Märkte und Branchen in Deutschland
      • Hohe Affinität zur Pumpentechnologie
      • Ausgeprägte Ergebnisorientierung, Einsatzbereitschaft, Handlungsstärke, Durchsetzungsvermögen
      • Kommunikationsstarke Persönlichkeit mit Freude am Umgang mit Menschen
      • Seriöser Auftritt und Teamfähigkeit
      • Ein hohes Maß an Flexibilität und Mobilität

       

      Ihre Perspektiven:

      • Ein anspruchsvolles Aufgabengebiet und eine abwechslungsreiche Tätigkeit in einer traditionsreichen Unternehmensgruppe
      • Eine langfristige berufliche Perspektive
      • Eine intensive und sorgfältige Einarbeitung in den neuen Aufgaben- und Verantwortungsbereich
      • Ein angenehmes Betriebsklima und ein kollegiales Arbeitsumfeld mit flachen Hierarchien und kurzen Kommunikationswegen
      • Sozialleistungen sowie Fort- und Weiterbildungsmaßnahmen
      • Firmenwagen auch zur privaten Nutzung
      • JobRad

      Bitte senden Sie Ihre aussagekräftigen und vollständigen Bewerbungsunterlagen inklusive Gehaltsvorstellung und Angabe des frühestmöglichen Eintrittstermins per E-Mail unter Angabe der Referenz-Nr. an Frau Natasa Bien unter bewerbung@klaus-union.com.

      Wir freuen uns auf Ihre Bewerbung.

      We welcome the application of people with disabilities whose integration is of particular concern to us.If you can not find what you are looking for in our job vacancies, you are welcome to submit your unsolicited application.Please send your application by e-mail to bewerbung@klaus-union.com.

      APPLY NOW

      Datenschutzerklärung

      Vielen Dank für Ihr Interesse an unseren Stellenausschreibungen. Da uns der Schutz von personenbezogenen Daten sehr wichtig ist, informieren wir Sie nachfolgend über die Verarbeitung Ihrer personenbezogenen Daten im Rahmen des Bewerbungsverfahrens.

      Datenerhebung

      Im Zuge des Bewerbungsverfahrens werden von uns nur die personenbezogenen Daten von Ihnen verarbeitet, die Sie uns zur Verfügung stellen.

      Zweck der Datenerfassung / Weitergabe

      Die Erhebung und Verarbeitung dieser personenbezogenen Daten erfolgt ausschließlich für das vorstehende Bewerbungsverfahren. Ihre Daten werden grundsätzlich nur innerhalb unseres Unternehmens verarbeitet. Eine Weitergabe der von Ihnen zur Verfügung gestellten personenbezogenen Daten an andere Unternehmen der Klaus Union Gruppe erfolgt nicht ohne Ihre vorherige, ausdrückliche Einwilligung.

      Aufbewahrungsdauer der Bewerbungsdaten

      Wir werden die von Ihnen zur Verfügung gestellten personenbezogenen Daten nach Abschluss des Bewerbungsverfahrens für einen Zeitraum von 6 Monaten aufbewahren. Die Daten werden dann ohne weitere Mitteilung gelöscht.

      Speicherung für zukünftige Stellenausschreibungen

      Mit der Übersendung Ihrer personenbezogenen Daten willigen Sie ein, dass wir diese Daten verarbeiten, um Sie auch zukünftig über geeignete Stellen informieren zu können. Sie haben jederzeit uns gegenüber das Recht Ihre Einwilligung in die Verarbeitung Ihrer personenbezogenen Daten, mit Wirkung für die Zukunft und ohne Angaben von Gründen, zu widerrufen. Ihren Widerruf übermitteln Sie uns durch einfache Erklärung und ohne Angabe von Gründen.

      Auskunftsrecht und Widerruf

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      Datenschutzgrundverordnung (DS-GVO) bestehenden Rechte auf Auskunft, Löschung, Einschränkung der Verarbeitung, Berichtigung, Datenübertragbarkeit, Widerspruch in die Verarbeitung sowie Beschwerde gegenüber der Aufsichtsbehörde sind hier einsehbar.

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      OUR FAIRS

      Connecting Hydrogen Europe

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      20 kW energy savings

      Another good reason for using our non-metallic containment shells

      ADIPEC 2022

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      The giant has been successfully commissioned

      Delivery of a single volute untimed twin screw pump series DSP-2C

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      International technical training session

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      11 pumps for a new fertilizer plant

      Delivery of various vertically suspended pumps

      Control valves for a combined cycle power plant in North Africa

      Ready for actuator assembling

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      A new milestone – PN 63

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         Headquarters:

       Klaus Union GmbH & Co. KG
        Blumenfeldstraße 18
        44795 Bochum
         Postfach 10 13 49
         44713 Bochum, Germany


        +49 234 4595 - 0

        +49 234 4595 - 7000

        www.klaus-union.com



      - WORLDWIDE -

      For 70 years one of the best manufacturers of pumps and valves

      KLAUS UNION GmbH & Co. KG

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        Gate Valves

        Pressure Seal Type

        Nom. Size Range

        DN 80 - DN 600 / 3“- 24“

        Pressure Range

        up to 600 bar

        Temperature Range

        up to +650 °C / +1,202 °F

        Obturator

        Double Disc Type (hardfaced)

        key facts

        • Forged Steel
        • Pressure Seal Type
        • Outside Screw & Yoke
        • Non Rising Handwheel / Rising Spindle
        • Sealing: Double Disc Type (hardfaced)

        DESIGN

        • Forged Steel
        • Pressure Seal Bonnet
        • Outside Screw & Yoke
        • Non Rising Handwheel / Rising Spindle
        • Double Disc Type (hardfaced)
        • Larger Seat / Disc contact area in comparison to API Standard
        • Standard Yoke prepared for mounting of electric actuator ISO 5210
        • Mechanical Position Indicator

        OPTIONS

          • Flanged Ends
          • Pup Pieces
          • Overpressure Protection Devices
          • Pressure Relief Hole in Seat
          • Pressure Relief Hole in Wedge
          • Pressure Relief Valve
          • Bypass
          • Limit Switching
          • Locking Device
          • Live Loaded Packing System

        STANDARD MATERIALS

        Materials EN Materials ASTM
        1.0640 P250GH A105
        1.5415 16Mo3
        1.7335 13CrMo4-5 A182 F11 / F12
        1.7380 10CrMo9-10 A182 F22
        1.4903 X10CrMoVNb9-1 A182 F91

        slm sv

        side channel pump with magnet drive

        Flow Rate

        max. 42 m³/h

        Delivery Head

        max. 470 m L.C.

        Temperature Range

        -120 °C to +250 °C

        Pressure Rating

        max. PN 400

        KEY FACTS

        • Design according to DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Barrel Design Version with only two static Seals
        • Impeller Arrangement in Series; max. 8 Stages
        • Self-Priming; First Low-NPSH Stage for Improved Suction Performance

        DESIGN

        • Side-Channel Centrifugal Pump in Process Design
        • Self-Priming
        • Impeller Arrangement in Series; max. 8 Stages
        • Barrel Design Housing with just Two Static Seals
        • Gas Handling
        • First Low-NPSH Stage for Improved Suction Performance
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Seperation of Liquid Chamber and Atmosphere by Means of Isolation Shell
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

        FLOW RATE Q 42 m³/h
        DELIVERY HEAD H max. 470 m L.C.
        TEMPERATURE t -120 °C to +250 °C
        PRESSURE RATING p max. PN 400

        Higher flow rates upon request.

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Solvents
        • Liquid Gases
        • Refrigerants

        CUSTOM MATERIALS

         
        Casing elements: 315 SS
        Impeller/Paddle wheels: 316 SS
        Containment shell: 316 Ti/Hastelloy C4
        Magnet carrier: 316 Ti
        Radial journal bearings: Silicon Carbide
        Intermediate lantern: Nodular Iron
        Bearing carrier: Ductile Iron

        Further materials upon request.

        Flow Rate

        max. 42 m³/h

        Delivery Head

        max. 470 m

        Temperature Range

        -120 °C to +300 °C

        Pressure Rating

        max. PN 400

        key facts

        • No Alignment between Pump and Motor
        • No Coupling and Coupling Guard
        • No Ball Bearings
          • Pump does not require scheduled Maintenance
          • No Oil Lubrication necessary
          • Lower noise level
        • High Stiffness of the Pump Shaft because of small overhung compared to Pumps with Shaft Seals
        • Use of standard high efficient IEC and NEMA Motors contrary to canned Motors
          • Better availability with standard Motors
          • Maintenance of Motors is standardized and can be done by the customer on site
        • Base Plates for Close-Coupled Design do not need to be rigid acc. to API 685 – 7.3

        DESIGN

        • Process oriented design
        • Self-priming
        • Barrel design
        • 1 - 8 stages
        • Only 2 static seals
        • Magnet drive
        • Leakproof
        • Horizontally mounted
        • Modulares Baukastensystem
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings

        OPERATING RANGE

         
        Flow Rate Q= 42 m³/h
        Delivery Head H= max. 470 m
        Temperature Range t= -120 °C bis +300 °C
        Pressure Rating p= max. PN 400

        Higher flow rates upon request

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Solvents
        • Liquid Gases
        • Refrigerants

        CUSTOM MATERIALS

         
        Gehäuseteile: 1.4408
        Laufrad/Flügelräder: 1.4408
        Spalttopf: 1.4571/2.4610
        Magnetträger: 1.4571
        Gleitlagerung: Siliciumcarbid
        Zwischenlaterne: 1.0619
        Further materials upon request

        NACHSETZZEICHEN (AUSFÜHRUNGEN):

        Z,C Spalttopf aus Zirkonoxid (Z); Spalttopf kunststoffausgekleidet CFK (C)DDoppelschaliger Spalttopf
         
        H1 heated pump casing
        H2 jacketed bearing lantern
        S thermal barrier without secondary seal
        W thermal barrier with secondary seal

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H5) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        The thermal barrier acts as a structural element between the bearing carrier (in the bearing carrier model) or drive motor (in the close coupled model), whereas the hydraulic system allows for heat transfer. This reduces ball bearing temperatures in the gearing when hot liquids are being transported. A radial shaft sealing ring can also be integrated into the thermal barrier for purposes of sealing the magnet driver. The sealing ring acts as a secondary seal that prevents the product from leaking into the environment through a leak in the isolation shell. In order for this secondary seal to be used, the magnet driver chamber must be monitored so that leaks can be detected in good time.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        slm gv/hv

        Multi-stage centrifugal pump with Magnet Drive

        Flow Rate

        max. 300 m³/h

        Delivery Head

        max. 2.200 m L.C.

        Temperature Range

        -120 °C to +350 °C

        Pressure Rating

        max. PN 250

        key facts

        • Design according to DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Barrel Design Version without Variable Seal
        • Impeller Arrangement in Series; max. 15 Stages
        • First Low-NPSH Stage for Improved Suction Performance

        DESIGN

        • Multi-Stage Centrifugal Pump in Process Design
        • Barrel Design Housing with just Two Baskets
        • Impeller Arrangement in Series; max. 15 Stages
        • First Low-NPSH Stage for Improved Suction Performance
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Seperation of Liquid Chamber and Atmosphere by Means of Isolation Shell
        • Centerline Support
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

         
        Flow Rate Q 300 m³/h
        Delivery Head H max. 2.200 m L.C.
        Temperature Range t -120 °C to +350 °C
        Pressure Rating p max. PN 250

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Hot Water
        • Heat Transfer Liquids
        • Liquid Gases
        • Aggressive, Explosive, Toxic an Malodorous Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 or 1.0619
        • Impeller: 1.4408
        • Containment shell: 1.4571/2.4610
        • Magnet carrier: 1.4571
        • Radial journal bearings: Silicon Carbide
        • Intermediate lantern: 1.0619
        • Bearing carrier: 0.7043
        • Further materials upon request.

        Flow Rate

        max. 360 m³/h

        Delivery Head

        max. 580 m

        Temperature Range

        -40 °C to +250 °C

        Pressure Rating

        max. PN 63

        KEY FACTS

        • Design according to DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Tension Rod Version with Variable Seal
        • Impeller Arrangement in Series; max. 6 Stages
        • First Low-NPSH Stage for Improved Suction Performance

        DESIGN

        • Multi-Stage Centrifugal Pump in Process Design
        • Tension Rod Design with Variable Seal
        • Impeller Arrangement in Series; max. 6 Stages
        • First Low-NPSH Stage for Improved Suction Performance
        • Synchronous Permanent Magnet Drive
          • Easy to Maintain
          • Seperation of Liquid Chamber and Atmosphere by Means of Isolation Shell
        • Centerline Support
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

         
        Flow Rate Q 350 m³/h
        Delivery Head H max. 700 m
        Temperature Range t -120 °C to +350 °C
        Pressure Rating p max. PN 200

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Hot Water
        • Heat Transfer Liquids
        • Liquid Gases
        • Aggressive, Explosive and Toxic Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 or 1.0619
        • Impeller: 1.4408
        • Containment shell: 1.4571/2.4610
        • Magnet carrier: 1.4571
        • Radial journal bearings: Silicon Carbide
        • Intermediate lantern: 1.0619
        • Bearing carrier: 0.7043
        • Further materials upon request

        Flow Rate

        max. 540 m³/h

        Delivery Head

        max. 1.300 m

        Temperature Range

        -40 °C to +180 °C

        Pressure Rating

        max. PN 100

        KEY FACTS

        • Design according to DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Impellers in Pairs or back-to-back; max. 6 Stages
        • First Low-NPSH Stage for Improved Suction Performance

        DESIGN

        • Multi-Stage Centrifugal Pump in Process Design
        • Impeller Arrangement in Pairs or back-to-back
        • Max. 6 Stages
        • First Low-NPSH Stage for Improved Suction Performance
        • Synchronous Permanent Magnet Drive
          • Easy to Maintain
          • Seperation of Liquid Chamber and Atmosphere by Means of Isolation Shell
        • Centerline Support
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

         
        Flow Rate Q 540 m³/h
        Delivery Head H max. 1.300 m
        Temperature Range t -40 °C to +180 °C
        Pressure Rating p max. PN 100

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Hot Water
        • Heat Transfer Liquids
        • Liquid Gases
        • Aggressive, Explosive and Toxic Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 or 1.0619
        • Impeller: 1.4408
        • Containment shell: 1.4571/2.4610
        • Magnet carrier: 1.4571
        • Radial journal bearings: Silicon Carbide
        • Intermediate lantern: 1.0619
        • Bearing carrier: 0.7043
        • Further materials upon request

        Flow Rate

        max. 350 m³/h

        Delivery Head

        max. 700 m

        Temperature Range

        -120 °C to +300 °C

        Pressure Rating

        max. PN 200

        key facts

        • No Alignment between Pump and Motor
        • No Coupling and Coupling Guard
        • No Ball Bearings
          • Pump does not require scheduled Maintenance
          • No Oil Lubrication necessary
          • Lower noise level
        • High Stiffness of the Pump Shaft because of small overhung compared to Pumps with Shaft Seals
        • Use of standard high efficient IEC and NEMA Motors contrary to canned Motors
          • Better availability with standard Motors
          • Maintenance of Motors is standardized and can be done by the customer on site
        • Base Plates for Close-Coupled Design do not need to be rigid acc. to API 685 – 7.3

        DESIGN

        • Process oriented design
        • Barrel design model (no variable seal)
        • only 2 static seals
        • 2-6 stages
        • Magnet drive
        • Leakproof
        • Horizontally mounted
        • Modular System
        • Jacketed bearing lantern
        • Barrel casing heated
        • Heating connection
        • Oiled ball bearing
        • Thermal barrier
        • Secondary seal

        OPERATING RANGE

         
        Flow Rate Q 350 m³/h
        Delivery Head H max. 700 m
        Temperature Range t -120 °C bis +300 °C
        Pressure Rating p max. PN 200

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Hot Water
        • Heat Transfer Liquids
        • Liquid Gases
        • Aggressive, Explosive and Toxic Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 oder 1.0619
        • Impeller: 1.4408
        • Containment shell: 1.4571/2.4610
        • Magnet carrier: 1.4571
        • Journal bearings: Siliciumcarbid
        • Intermediate lantern 1.0619
        • Bearing carrier 0.7043
        • Other materials available

        NACHSETZZEICHEN (AUSFÜHRUNGEN):

         
        H1 heated pump casing
        H2 jacketed bearing lantern
        S thermal barrier without secondary seal
        W thermal barrier with secondary seal
        F internal filter
        E1 external feeding, internal secondary-flow boring non-enclosed
        E2 external flushing and vening; internal secondary-flow non-enclosed
        E1F external secondary flow with main flow filter  per DGRL
        J inducer

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        slm ap

        single-stage centrifugal pump with magnet drive

        Flow Rate

        max. 3.500 m³/h

        Delivery Head

        max. 220 m L.C.

        Temperature Range

        -120 °C to +450 °C

        Pressure Rating

        max. PN 400

        KEY FACTS

        • Design according to API 685 2nd Edition
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell

        DESIGN

        • Single-Stage Centrifugal Pump in Process  Oriented Design
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Seperation of Liquid Chamber and Atmosphere by Means of Isolation Shell
        • Bearing Bracket with Oil-Lubricated Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

         
        Flow Rate Q 3.500 m³/h
        Delivery Head H max. 220 m L.C.
        Temperature Range t -200 °C to +450 °C
        Pressure Rating p max. PN 400

        Special constructions and higher outputs are available

        TYPICAL APPLICATION

        • Hydrocarbons
        • Liquid Gases
        • Aggressive, Explosive, Toxic and Malodorous Liquids
        • Valuable Liquids
        • Heat Transfer Liquids
        • Coolants
        • Acids
        • Lyes

        CUSTOM MATERIALS

         
        Component A-8 S-8
        Pump casing 316 austenite Cast steel
        Impeller 316 austenite 316 austenite
        Containment shell Hastelloy C Hastelloy C
        Pump shaft 316 austenite 316 austenite / C-steel
        Intermediate lantern / Bearing carrier Cast steel Cast steel
        Drive shaft C-steel C-steel

        Further materials such as the following are available: H-2 (Hastelloy C), A-9 (Alloy-20), T-1 (Titanium), D-1 (Duplex).

        Flow Rate

        max. 3.500 m³/h

        Delivery Head

        max. 220 m

        Temperature Range

        -120 °C to +350 °C

        Pressure Rating

        max. PN 400

        key facts

        • No Alignment between Pump and Motor
        • No Coupling and Coupling Guard
        • No Ball Bearings
          • Pump does not require scheduled Maintenance
          • No Oil Lubrication necessary
          • Lower noise level
        • High Stiffness of the Pump Shaft because of small overhung compared to Pumps with Shaft Seals
        • Use of standard high efficient IEC and NEMA Motors contrary to canned Motors
          • Better availability with standard Motors
          • Maintenance of Motors is standardized and can be done by the customer on site
        • Base Plates for Close-Coupled Design do not need to be rigid acc. to API 685 – 7.3

        DESIGN

        • Process oriented design
        • Magnet drive
        • Leakproof
        • Horizontally mounted
        • Modular Design
        • Center mounting bracket
        • Oiled ball bearing
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings

        OPERATING RANGE

         
        Flow Rate Q= 3.500 m³/h
        Delivery Head H= max. 220 m
        Temperature Range t= -120 °C to +350 °C
        Pressure Rating p= max. PN 400

        Special constructions and higher outputs are available

        TYPICAL APPLICATION

        • Hydrocarbons
        • Liquid Petroleum Gases
        • Aggressive, Explosive and Toxic Liquids (LPG)
        • Heat Transfer Liquids
        • Coolants
        • Acids
        • Lyes

        CUSTOM MATERIALS

         
        Component A-8 S-8
        Pump casing 316 austenite Cast steel
        Impeller 316 austenite 316 austenite
        Containment Shell Hastelloy C Hastelloy C
        Pump shaft 316 austenite 316 austenite / C-steel
        Bearing lantern/bearing carrier Cast steel Cast steel
        Drive shaft C-steel C-steel

        Further materials such as the following are available: H-2 (Hastelloy C), A-9 (alloy-20), T-1 (titanium), D-1 (duplex).

        NACHSETZZEICHEN (AUSFÜHRUNGEN):

        H1 beheiztes Pumpengehäuse
        H2 beheizte Zwischenlaterne
        F Innenfilter
        E1 externe Einspeisung, interne Teilstrombohrungen verschlossen
        E2 externe Spülung / Entlüftung, interne Teilstrombohrungen offen
        E1F externer Teilstrom mit Hauptstromfilter nach DGRL
        D Doppelschaliger Spalttopf
        J Inducer

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        slm dsp-2c

        Single volute twin screw pump with magnet drive

        Flow Rate

        max. 1.800 m³/h

        Differential Pressure

        max. 40 bar

        Temperature Range

        -120 °C to +350 °C

        Pressure Rating

        max. PN 400

        KEY FACTS

        • According to API 676, 3rd Edition
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • Cartridge Design
        • Modular Construction (Multi-Part-Casing)
        • Adaptive Feet with Centerline Mounting

        DESIGN

        • Single Volute Twin Screw Pump in Process or in Tank Farm Design
        • Axial Split Modular Casing
        • Pressure Limiting Valve using Klaus Union Valve Series Internals
        • Centerline Mounting
        • Permanent Magnet Drive
        • Easy to maintain
        • Seperation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Magnet Drive acc. API 685 available
        • High Viscosity optimized design available
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; optional: Close-coupled design (SLM DSP-2CB)
        • Spare parts of magnetic coupling and bearing brackets are interchangeable with centrifugal pump series

        OPERATING RANGE

         
        Performance Range
        Flow Rate Q= max. 1.800 m³/h
        Differential Pressure P= max. 40 bar
        Viscosity max. 100.000 mm²/s (cSt)

        Higher Flow Rates upon Request

         
        Pressure Ratings
        Standard Construction PN 25 at +120 °C
        Temperature Range t= -120 °C to +350 °C
        Pressure Rating P= max. PN 400

        Higher Pressure Ratings upon Request

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Bitumen / Asphalt
        • Tar
        • Fuel Oils (Light and Heavy)
        • Polymers
        • Aggressive, Explosive and Toxic Liquids
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

         
        Pump Casing Cast Carbon Steel; Cast Stainless Steel; Duplex Stainless Steel; Super Duplex Stainless Steel
        Liner Cast Carbon Steel; Cast Stainless Steel; Duplex Stainless Steel; Super Duplex Stainless Steel; Wear Resistant Coating
        Rotors Carbon Steel, nitrated; Martensitic Stainless Steel, nitrated; Stainless Steel, hardened; Duplex Stainless Steell, hardened; Wear Resistant Coating
        Containment Shell Hastelloy C; Titanium; Alloy 718; Zirkonium Oxide

        Upon Request, Klaus Union Screw Pumps, Series SLM DSP-2C, can be supplied also in Hastelloy, Inconel, other High Nickel Alloys or Titanium.

        DESIGN VARIANTS

        A heat jacket (H3) around the bearing lantern causes a heating of the magnet drive.

        The pumps are outfitted with a foot heating (H4) and/or a heat jacket in the bearing lantern (H2). Both can be realized either separately or in conjunction with a bypass line. Both heating systems are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C in the standard construction. They can also be used for cooling.

        The thermal barrier acts as a structural element between the bearing carrier (in the bearing carrier model) or drive motor (in the close coupled model), whereas the hydraulic system allows for heat transfer. This reduces ball bearing temperatures in the gearing when hot liquids are being transported. A radial shaft sealing ring can also be integrated into the thermal barrier for purposes of sealing the magnet driver. The sealing ring acts as a secondary seal that prevents the product from leaking into the environment through a leak in the isolation shell. In order for this secondary seal to be used, the magnet driver chamber must be monitored so that leaks can be detected in good time.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        This isolation shell generates no Eddy Current losses in the magnet drive. This isolation shell offers maximum pump effi ciency and is particularly benefi cial where heat input into the pumped liquid is to be avoided.

        The plastic isolation shell consists of two separate components â?? a carbon fi bre reinforced outer shell, and an inner PTFE liner. The shell eliminates Eddy Current losses and is used to maximise the pumpâ??s over-all efficiency, or when a temperature rise of the internal flush flow must be avoided.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        The self-cleaning discharge fi lter is used for applications where liquids with a moderate percentage of solids are handled. The flush flow is picked up externally from the discharge filter and re-introduced into the magnet coupling. The internal flush flow ports are closed.

        This construction type is used for applications where liquids with a high percentage of solids are handled. The casing cover is equipped with two external connections for feeding and draining of the isolation shell area. The specially designed journal bearings prevent any solids within the pumped liquid from entering the magnet drive.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        The secondary sealing consists of a highperformance radial shaft seal ring, which ensures that there is no immediate leakage of the liquid to the atmosphere in the drive shaft area in the event of an isolation shell failure.

        dsp-4cl

        Double Volute Twin Screw Pump with Shaft Seal

        Flow Rate

        max. 5.000 m³/h

        Differential Pressure

        max. 100 bar

        Temperature Range

        -120 °C to +350 °C

        Viscosity

        max. 100.000 mPas

        KEY FACTS

        • Design according to API 676, 3rd Edition
        • Maintenance-friendly „PLUG & PUMP“ Cartridge Design
        • Dry-Run-Capable with double-acting Seals
        • Suitable for nearly every Liquids, incl. Multiphase Fluids and Polymers

        DESIGN

        • Wide Application Range
        • Variable Rotor Designs
        • 'Plug & Pump'-Cartridge Design
        • Torque Transmission between the Drive Screw and the Idler Screw by Herringbone Gears
        • Rotors made from Single Piece Bar Stock
        • High Efficiency Execution
        • Low-Pulsation Design
        • Low-NPSHR Design
        • Clearances Designed to be contact free over the Complete Permissible Operating Range
        • Seal Options with Corresponding Flushing Plans Available

        OPERATING RANGE

         
        Performance Range
        Flow Rate Q= max. 5.000 m³/h (22.000 GPM)
        Differential Pressure P= max. 100 bar
        Viscosity max. 100.000 mm²/s (cSt)
        Temperature Range max. +350 °C
         

        Higher Flow Rates upon Request

        TYPICAL APPLICATION

        • Viscous Liquids Containing Considerable Amount of Solids
        • Lube, Crude or Fuel Oils
        • Bitumen
        • Tar
        • Asphalt
        • Fats
        • Resins
        • Residues
        • Multiphase Products Containing Liquids, Gas and Solids

        CUSTOM MATERIALS

         
        Pump casing 1.0619 / 1.4408 / 1.4470 / 1.4469
        Casing cover 1.0425 / 1.4571 / 1.4462 / 1.4501
        Screws 1.7227 / 1.4542 / 1.4571 / 1.4462 / 1.4501
        Shaft seal Depending on the operating conditions

        Upon Request, Klaus Union Twin Screw Pumps, Series DSP, can be offered in Special Construction Materials matching the Particular Application.

        DESIGN VARIANTS

        The pumps are outfitted with a foot heating (H4). This can be realized either separately or in conjunction with a bypass line. The heating system is rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C in the standard construction. It can also be used for cooling.

        The thermal barrier (W) reduces ball bearing temperatures in the gearing when hot liquids are being transported.

        TP NO

        submersiblecentrifugal pump

        Flow Rate

        max. 3.500 m³/h

        Delivery Head

        max. 220 m L.C.

        Temperature Range

        -40 °C to +300 °C

        Pressure Rating

        max. PN 63

        key facts

        • Design according to DIN EN ISO 2858 / 5199
        • Submerging Depth up to 10.000 mm
        • Design based on API 610 available on Request

        DESIGN

        • Vertically Mounted, One-Stage Centrifugal Pump
        • Available with either an enclosed or unenclosed Impeller and a Liner Wall
        • Impeller integrates a Hydraulic Assist Mechanism
        • Shaft Wet-Mounted in radial SiC Bearings in the Support Tube
        • Roller Bearing packed in grease in the Bearing Lantern
        • Separate Pressure Line extends to above the Support Flange
        • Shaft Sealed via a Face Seal and Gland Packing
        • Design based on API 610 available on Request

        OPERATING RANGE

         
        Flow Rate Q 3.500 m³/h
        Delivery Head H max. 220 m L.C.
        Temperature Range t -40 °C to +300 °C
        Pressure Rating p max. PN 63

        Special constructions and higher outputs available.

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Heat Transfer Liquids
        • Liquid Gases

        CUSTOM MATERIALS

         
        Pump casing: 1.4408 or 1.0619
        Impeller: 1.4408
        Shaft: 1.4571
        Shaft sheath: 1.4571
        Internal Bearing: Silicon Carbide
        Bearing Carrier: 1.0038
        Shaft Seal: Acc. to product and/or customer specifications

        Further materials upon request.

        up

        vertical propeller pumpwith shaft seal

        Flow Rate

        up to 21.500 m³/h

        Delivery Head

        up to 8,5 m L.C.

        Temperature Range

        -50 °C to +400 °C

        Pressure Rating

        up to PN 10

        key facts

        • Propeller pump for integration into a tank
        • Made of welded cast steel
        • Adjustable propeller blades screwed to the hub
        • Bearing close-coupled with integrated tank flange
        • Shaft mounted in grease packed roller bearings
        • Shaft seal: face seal or gland packing
        • Flow direction can be reversed by repositioning the propeller blades

        DESIGN

        • Vertically mounted pump for integration into a tank
        • Made of welded cast steel
        • Adjustable propeller blades screwed to the hub
        • Bearing close-coupled with integrated tank flange
        • Shaft mounted in grease packed roller bearings
        • Shaft seal: face seal or gland packing
        • Flow direction can be reversed by repositioning the propeller blades

        OPERATING RANGE

        Special constructions and higher outputs available.

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Paper and Cellulose Mash
        • Brine (Evaporation Plants)
        • Mineral Fertilisers (Liquid)
        • Sea Water
        • Cooling Water
        • Dyes

        p

        Pipe-bend Propeller pump

        Flow Rate

        max. 12.000 m³/h

        Delivery Head

        max. 12 m L.C.

        Temperature Range

        -120 °C to +250 °C

        Pressure Rating

        max. PN 100

        key facts

        • Horizontally Mounted Propeller Pump
        • Pipe-Bend Casing made of Welded Cast Steel
        • Adjustable Propeller Blades screwed to the Hub
        • Shaft Seal: Face Seal or Gland Packing
        • Propeller can reverse Direction

        DESIGN

        • Horizontally Mounted Propeller Pump
        • Pipe-Bend Casing made of welded Cast Steel
        • Adjustable Propeller Blades screwed to the Hub
        • Shaft Seal: Face Seal or Gland Packing
        • Propeller can reverse Direction

        OPERATING RANGE

         
        Flow Rate Q 12.000 m³/h
        Delivery Head H max. 12 m L.C.
        Temperature Range t -120 °C to +250 °C
        Pressure Rating p max. PN 100

        Special constructions and higher outputs available

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Paper and Cellulose Mash
        • Brine (Evaporation Plants)
        • Mineral Fertilisers (Liquid)
        • Sea Water
        • Cooling Water
        • Dyes

        Special configurations

        • PV: Propeller Blades can be adjusted steplessly while the Pump is running
        • PK: The Propeller Unit can be completely dismantled with the Casing intact
        • Flow Direction can be reversed by repositioning the Propeller Blades

        CUSTOM MATERIALS

         
        Components A-8 S-8
        Casing 316 Austenite Stahlguss
        Impeller 316 Austenite 316 Austenite
        Containment Shell Hastelloy C Hastelloy C
        Pump Shaft 316 Austenite 316 Austenite / C-Steel
        Bearing Lantern / Bearing Carrier Stahlguss Stahlguss
        Drive Shaft C-Steel C-Steel

        Further Materials upon Request

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        dsp-2c

        Single Volute Twin Screw pump with mechanical seal

        Flow Rate

        max. 1.800 m³/h

        Differential Pressure

        max. 40 bar

        Temperature Range

        -120 °C to +350 °C

        Pressure Rating

        max. PN 400

        KEY FACTS

        • Design according to API 676, 3rd Edition
        • Wellenabdichtung über Gleitringdichtung, Wellendichtringe oder Stopfbuchspackung
        • Shaft Seal: Face Seal or Gland Packing
        • Mechanical Seals according API 610/682
        • Modular Construction (Multi-Part-Casing)
        • Adaptive Feet with Centerline Mounting

        DESIGN

        • Single Volute Twin Screw Pump in Process or in Tank Farm Design
        • Axial Split Modular Casing
        • Pressure Limiting Valve using Klaus Union Valve Series Internals
        • Centerline Mounting
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings
        • Spare parts are interchangeable with centrifugal pump series
        • Mechanical Seals acc. EN 12756 or API 682 / ISO 21049 as per customer preferences

        OPERATING RANGE

         
        Performance Range
        Flow Rate Q= max. 1.800 m³/h
        Differential Pressure P= max. 40 bar
        Viscosity max. 100.000 mm²/s (cSt)

        Higher Flow Rates upon Request

         
        Pressure Ratings
        Standard Construction PN 25 at +120 °C
        Temperature Range t= -120 °C to +350 °C
        Pressure Rating P= max. PN 400
         

        Higher Pressure Ratings upon Request

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Bitumen / Asphalt
        • Tar
        • Fuel Oils (Light and Heavy)
        • Polymers
        • Aggressive, Explosive and Toxic Liquids
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

         
        Pump Casing Cast Carbon Steel; Cast Stainless Steel; Duplex Stainless Steel; Super Duplex Stainless Steel
        Liner Cast Carbon Steel; Cast Stainless Steel; Duplex Stainless Steel; Super Duplex Stainless Steel; Wear Resistant Coating
        Rotors Carbon Steel, nitrated; Martensitic Stainless Steel, nitrated; Stainless Steel, hardened; Duplex Stainless Steel, hardened; Wear Resistant Coating
        Shaft Seals Standard Cartridge Seals depending on the actual operating conditions following ANSI B73.1 / API 610 / API 682
         

        Upon Request, Klaus Union Screw Pumps, Series DSP-2C, can be supplied also in Hastelloy, Inconel, other High Nickel Alloys or Titanium.

        DESIGN VARIANTS

        The pumps are outfitted with a foot heating (H4) and/or a heat jacket in the bearing lantern (H2). Both can be realized either separately or in conjunction with a bypass line. Both heating systems are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C in the standard construction. They can also be used for cooling.

        nov

        Single-stage centrifugal pump with mechanical Seal

        Flow Rate

        max. 3.500 m³/h

        Delivery Head

        max. 220 m L.C.

        Temperature Range

        -120 °C to +450 °C

        Pressure Rating

        max. 400 PN

        key facts

        • Design according to DIN EN ISO 2858 / 5199
        • Modular System
        • Shaft Seal Packing; Single or Double Mechanical Seal (also available as a Cartridge Unit)
        • Heating for Casing and Casing Cover available
        • Mechanical Seal-Cover available

        DESIGN

        • Single-Stage Centrifugal Pump
        • Shaft Sealing Space for Installation of Mechanical Seals according to DIN EN 12756 or Stuffing Box Packings Unit)
        • Heating for Casing and Casing Cover available
        • Mechanical Seal-Cover available
        • Bearing Bracket with Oil-Lubricated Anti Friction Bearings

        OPERATING RANGE

         
        Flow Rate Q 3.500 m³/h
        Delivery Head H max. 220 m L.C.
        Temperature Range t -120 °C to +450 °C
        Pressure Rating p max. PN 400

        Special configurations available up to PN 400, Higher outputs available

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Heat Transfer Liquids
        • Coolants
        • Liquid Gases
        • Sewage
        • Colouring Matters
        • Salt Solutions
        • Pulp

        CUSTOM MATERIALS

         
        Pump casing: 1.4408 or 1.0619
        Impeller: 1.4408
        Casing cover: 1.4571
        Shaft: 1.4462
        Shaft sheath: 1.4571
        Bearing lantern: 1.0619
        Bearing carrier: 0.7043
        Shaft seal: Acc. to product and/or customer specifications

        Further Materials upon Request

        IDENTIFICATION CODE:

         
        Bearing carrier Realization Comments
        NOV Standard Oiled, with deep groove ball bearing

        NACHSETZZEICHEN (AUSFÜHRUNGEN):

         
        H1 heated pump casing
        H2 jacketed bearing lantern
        J inducer
         

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        slm nvt

        Single-/ multi-stage vertically suspended (sump) pump with magnetic drive

        Flow Rate

        up to 3.500 m³/h

        Delivery Head

        up to 220 m L.C.

        Temperature Range

        -40 °C bis +300°C

        Pressure Rating

        up to PN 63

        key facts

        • Design according to DIN EN ISO 2858 / DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Submerging depth up to 6.000 mm

        DESIGN

        • Submerged pump with magnet drive
        • Single-/ multi-stage
        • VS4-/ VS6-design
        • Submerging depth up to 6.000 mm
        • Dry support tube
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Separation of liquid Chamber and Atmosphere by means of Containment Shell
        • Greased-for-Life Anti-Friction Bearings
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        PERFORMANCE RANGE

        Flow rateQ3.500 m³/h
        Delivery headH up to 220 m L.C.
        Temperaturet-40 °C bis +200 °C
        Pressure ratingp up to PN 63

        Special constructions up to PN100. Higher outputs available.

        TYPICAL APPLICATIONS

        • Acids
        • Lyes
        • Hydrocarbons
        • Heat Transfer Liquids
        • Aggressive, explosive, toxic, hot and malodorous liquids
        • Valuable liquids
        • Solvents

        MATERIALS

        Pump casing:1.4408 or 1.0619
        Impeller:1.4408
        Containment shell:1.4571/2.4610
        Inner magnet carrier:1.4571
        Radial journal bearing:Silicon Carbide
        Intermediate lantern:1.4571
        Bearing Bracket: 0.7043
        Discharge pipe:1.4571
        Support tube:1.4571

        Tank flange: 1.4571 or according to customer’s specifications. Other materials available.

        DESIGN VARIANTS:

        H1 heated pump casing
        H2 heated intermediate lantern
        FInternal filter
        E1External feed and flushing connections
        E2external flushing / venting, internal flush flow ports are open
        E1Fexternal flush flow with main circuit filter

        slm av

        single-stage centrifugal pumpwith magnet drive

        Flow Rate

        up to 200 m³/h

        Delivery Head

        up to 155 m L.C.

        Temperature Range

        -200 °C to +450 °C

        Pressure Rating

        up to PN 400

        KEY FACTS

        • Design according to ASME B73.3-2015
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell

        DESIGN

        • Single-Stage Centrifugal Pump in Process Design
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Separation of liquid Chamber and Atmosphere by means of Containment Shell
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

        Flow Rate Q 200 m³/h
        Delivery Head H up to 155 m L.C.
        Temperature t -200 °C to +450 °C
        Pressure Rating p up to PN 400

        Higher flow rates upon request

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Heat Transfer Liquids
        • Coolants
        • Liquid Gases
        • Aggressive, Explosive, Toxic and Malodorous Liquids
        • Valuable Liquids
        • Liquids Containing Solids

        CUSTOM MATERIALS

        Pump casing: 1.4408
        Impeller: 1.4408
        Containment Shell: 1.4571/2.4610
        Magnet Carrier: 1.4571
        Radial journal Bearings: Silicon Carbide
        Intermediate Lantern: 1.0619
        Bearing Carrier: 0.7043

        Further materials are available.

        Flow Rate

        up to 200 m³/h

        Delivery Head

        up to 155 m

        Temperature Range

        -120 °C to +400 °C

        Pressure Rating

        up to PN 400

        key facts

        • No Alignment between Pump and Motor
        • No Coupling and Coupling Guard
        • No Ball Bearings
          • Pump does not require scheduled Maintenance
          • No Oil Lubrication necessary
          • Lower noise level
        • High Stiffness of the Pump Shaft because of small overhung compared to Pumps with Shaft Seals
        • Use of standard high efficient IEC and NEMA Motors contrary to canned Motors
          • Better availability with standard Motors
          • Maintenance of Motors is standardized and can be done by the customer on site
        • Base Plates for Close-Coupled Design do not need to be rigid acc. to API 685 – 7.3

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Aggressive, Explosive and Toxic Liquids
        • Liquid Petroleum Gases (LPG)
        • Heat Transfer Liquids
        • Coolants
        • Liquids Containing Solids
        • High-Viscosity Liquids

        OPERATING RANGE

        Flow Rate Q= 3.500 m³/h
        Delivery Head H= up to 220 m
        Temperature t= -120 °C to +400 °C
        Pressure Rating p= up to PN 400

        Higher flow rates upon request

        CUSTOM MATERIALS

        • Pump casing: 1.4408
        • Impeller: 1.4408
        • Containment Shell: 1.4571/2.4610
        • Magnet Carrier: 1.4571
        • Journal Bearings: Silicon Carbide
        • Intermediate Lantern: 1.0619
        • Bearing Bracket: 0.7043

        Further Materials are available

        Close-Coupled Design:

        Variants Design Note
        SLM AVB Close-Coupled Pump Motor lantern (without shaft coupling)

        NACHSETZZEICHEN (AUSFÜHRUNGEN):

        H1 Heated Pump Casing
        H2 Heated Bearing Lantern
        S Thermal Barrier without Secondary Seal
        W Thermal Barrier with Secondary Seal
        F Internal Filter
        E1 External feed, internal partial flow holes closed off
        E2 External Flushing / Venting, internal partial flow holes open
        E1F External partial flow with main flow filter according to DGRL
        D Double Containment Shell
        J Inducer

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        The thermal barrier acts as a structural element between the bearing carrier (in the bearing carrier model) or drive motor (in the close coupled model), whereas the hydraulic system allows for heat transfer. This reduces ball bearing temperatures in the gearing when hot liquids are being transported. A radial shaft sealing ring can also be integrated into the thermal barrier for purposes of sealing the magnet driver. The sealing ring acts as a secondary seal that prevents the product from leaking into the environment through a leak in the isolation shell. In order for this secondary seal to be used, the magnet driver chamber must be monitored so that leaks can be detected in good time.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        slm nho

        Single-stage centrifugal pump with Magnet Drive for high temperature applications

        Flow Rate

        max. 1.200 m³/h

        Delivery Head

        max. 215 m L.C.

        Temperature Range

        -120 °C to +450 °C

        Pressure Rating

        max. PN 40

        key facts

        • Design according to DIN EN ISO 2858 / DIN EN ISO 15783
        • Temperature Range up to 450 °C
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell

        DESIGN

        • Single-Stage Centrifugal Pump in Process Oriented Design
        • Temperature Range up to 450 °C
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Seperation of Liquid Chamber and Atmosphere by Means of Isolation Shell
        • Bearing Bracket with Oil-Lubricated Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

        Flow Rate Q 1.200 m³/h
        Delivery Head H max. 215 m L.C.
        Temperature Range t -120 °C to +450 °C (uncooled)
        Pressure Rating p max. PN 40

        Special constructions up to PN400. Higher outputs available.

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Aggressive, Explosive, Toxic and Malodorous Liquids
        • Liquid Gases
        • Heat Transfer Liquids
        • Coolants
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

         
        Pump casing: 1.0619 or 1.4408
        Impeller: 1.4408
        Containment shell: 1.4571/2.4610 or Titanium
        Magnet carrier: 1.4571
        Radial journal bearings: Silicon Carbide
        Bearing carrier: 0.7043

        Further materials upon request.

        Flow Rate

        max. 1.200 m³/h

        Delivery Head

        max. 215 m

        Temperature Range

        -120 °C to +450 °C

        Pressure Rating

        max. PN 40

        Key facts

        • No Alignment between Pump and Motor
        • No Coupling and Coupling Guard
        • No Ball Bearings
          • Pump does not require scheduled Maintenance
          • No Oil Lubrication necessary
          • Lower noise level
        • High Stiffness of the Pump Shaft because of small overhung compared to Pumps with Shaft Seals
        • Use of standard high efficient IEC and NEMA Motors contrary to canned Motors
          • Better availability with standard Motors
          • Maintenance of Motors is standardized and can be done by the customer on site
        • Base Plates for Close-Coupled Design do not need to be rigid acc. to API 685 – 7.3

        DESIGN

        • Close-Coupled Design
        • Process oriented design
        • Magnet drive
        • Leakproof
        • Horizontally mounted
        • Modular system

        OPERATING RANGE

         
        50Hz 60Hz
        Flow Rate Q 3.500 m³/h 4.200 m³/h
        Delivery Head H 150 m 215 m
        Temperature Range t -50 °C bis +250 °C bis +300 °C Typ NVN/NVS TYP NVO
        Pressure Rating p PN16

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Aggressive, Explosive and Toxic Liquids
        • Liquid Gases
        • Heat Transfer Liquids
        • Coolants
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 oder 1.0619
        • Impeller: 1.4408
        • Containment shell: 1.4571/2.4610
        • Magnet carrier: 1.4571
        • Internal bearings: Siliciumcarbid
        • Bearing lantern: 1.0619
        • Other materials available

        NACHSETZZEICHEN (AUSFÜHRUNGEN):

         
        H1 heated pump casing
        H2 jacketed bearing lantern
        S thermal barrier without secondary seal
        W thermal barrier with secondary seal
        F internal filter
        E1 external feeding, internal secondary-flow boring enclosed
        E2 external flushing and venting; internal secondary-flow boring non-enclosed
        E1F external secondary flow  with main flow filter per DGRL
        J inducer

        DESIGN VARIANTS

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        The thermal barrier acts as a structural element between the bearing carrier (in the bearing carrier model) or drive motor (in the close coupled model), whereas the hydraulic system allows for heat transfer. This reduces ball bearing temperatures in the gearing when hot liquids are being transported. A radial shaft sealing ring can also be integrated into the thermal barrier for purposes of sealing the magnet driver. The sealing ring acts as a secondary seal that prevents the product from leaking into the environment through a leak in the isolation shell. In order for this secondary seal to be used, the magnet driver chamber must be monitored so that leaks can be detected in good time.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        slm nv

        single-stage centrifugal pumpwith magnet drive

        Flow Rate

        up to 3.500 m³/h

        Delivery Head

        up to 220 m L.C.

        Temperature Range

        -120 °C to +450 °C

        Pressure Rating

        up to PN 400

        key facts

        • Design according to DIN EN ISO 2858 / DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Greased-for-Life Anti-Friction Bearings as standard

        DESIGN

        • Single-Stage Centrifugal Pump in Process Design
        • Synchronous Permanent Magnet Drive
        • Easy to Maintain
        • Separation of liquid Chamber and Atmosphere by means of Containment Shell
        • Bearing Bracket with Oil-Lubricated or Greased-for-Life Anti-Friction Bearings; Optional: Close-Coupled Design
        • Product-Lubricated Journal Bearings; Made of Silicon Carbide (SSiC); Customized Materials (e.g. Carbon, WOC etc.) on demand

        OPERATING RANGE

        Flow Rate Q 3.500 m³/h
        Delivery Head H up to 220 m L.C.
        Temperature Range t -200 °C to +450 °C
        Pressure Rating p up to PN 400

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Heat Transfer Liquids
        • Coolants
        • Liquid Petroleum Gases (LPG)
        • Aggressive, explosive, toxic and odorous media
        • Valuable media
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 or 1.0619
        • Impeller: 1.4408
        • Containment Shell: 1.4571/2.4610
        • Magnet Carrier: 1.4571
        • Journal Bearings: Silicon Carbide
        • Intermediate Lantern: 1.0619
        • Bearing Bracket: 0.7043
        • Further Materials are available

        Flow Rate

        up to 3.500 m³/h

        Delivery Head

        up to 220 m

        Temperature Range

        -120 °C to +400 °C

        Pressure Rating

        up to PN 400

        key facts

        • No Alignment between Pump and Motor
        • No Coupling and Coupling Guard
        • No Ball Bearings
          • Pump does not require scheduled Maintenance
          • No Oil Lubrication necessary
          • Lower noise level
        • High Stiffness of the Pump Shaft because of small overhung compared to Pumps with Shaft Seals
        • Use of standard high efficient IEC and NEMA Motors contrary to canned Motors
          • Better availability with standard Motors
          • Maintenance of Motors is standardized and can be done by the customer on site
        • Base Plates for Close-Coupled Design do not need to be rigid acc. to API 685 – 7.3

        DESIGN

        • Close-Coupled Design
        • Process Design
        • Magnet Drive
        • Leak-free
        • Horizontal set up
        • Modular Design

        OPERATING RANGE

        Flow Rate Q= 3.500 m³/h
        Delivery Head H= up to 220 m
        Temperature Range t= -120 °C to +450 °C
        Pressure Rating p= up to PN 400

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Aggressive, Explosive and Toxic Liquids
        • Liquid Petroleum Gases (LPG)
        • Heat Transfer Liquids
        • Coolants
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

        • Pump casing: 1.4408 or 1.0619
        • Impeller: 1.4408
        • Containment Shell: 1.4571/2.4610
        • Magnet Carrier: 1.4571
        • Journal Bearings: Silicon Carbide
        • Intermediate Lantern: 1.0619
        • Further Materials are available

        Flow Rate

        up to 1.200 m/h

        Delivery Head

        up to 215 m

        Temperature Range

        -50 °C to +300 °C

        Pressure Rating

        up to PN 400

        KEY FACTS

        • Pressure Rating: up to PN 400
        • Design according to DIN EN ISO 2858 / DIN EN ISO 15783
        • Maintenance-Free Permanent Magnet Drive
        • Modular Design
        • No Dynamic Seal, Separation of Liquid Chamber and Atmosphere by Means of Containment Shell
        • Greased-for-Life Anti-Friction Bearings as standard

        DESIGN

        • Single-Stage Centrifugal Pump
        • Process Design
        • Design High-Pressure Applications
        • Magnet Drive
        • Leak-free
        • Horizontal set up
        • Modular Design
        • Bearing Bracket with Oil-Lubricated Anti-Friction Bearings

        OPERATING RANGE

        Flow Rate Q 3.500 m³/h
        Delivery Head H up to 220 m
        Temperature Range t -120 °C to +450 °C
        Pressure Rating p up to PN 400

        TYPICAL APPLICATION

        • Acids
        • Lyes
        • Hydrocarbons
        • Aggressive, Explosive and Toxic Liquids
        • Liquid Petroleum Gases (LPG)
        • Heat Transfer Liquids
        • Coolants
        • Liquids Containing Solids
        • High-Viscosity Liquids

        CUSTOM MATERIALS

        • Pump Casing: 1.4571
        • Impeller: 1.4408
        • Containment Shell: Titanium
        • Magnet Carrier: 1.4571
        • Journal Bearings: Silicon Carbide
        • Intermediate Lantern: 1.0619
        • Bearing Bracket: 0.7043
        • Further Materials are available

        DESIGN VARIANTS:

        H1 Heated Pump Casing
        H2 Heated Bearing Lantern
        S Thermal Barrier without Secondary Seal
        W Thermal Barrier with Secondary Seal
        F Internal Filter
        Z, C Containment Shell of Zirconium Oxide (Z); Containment Shell plasic-coated CFK (C)
        E1 External feed, internal partial flow holes closed off
        E2 External Flushing/ Venting, internal partial flow holes open
        E1F External partial flow with main flow filter according to DGRL
        OT Pump without partial flow, see description SLM NV OT
        Double Containment Shell Double Containment Shell
        J Inducer
        L Secondary seal between Anti-Friction Bearings

        AUSFÜHRUNGSVARIANTEN

        The pumps are outfitted with a heat jacket and pump casing (H1) and/or a heat jacket in the bearing lantern (H2). Both heat jackets can be realized either separately or in conjunction with a bypass line. The heat jackets in the standard construction are rated for operating pressure of 16 bar at 200 °C (steam) or 6 bar at 350 °C. The heat jackets can also be used for cooling.

        The thermal barrier acts as a structural element between the bearing carrier (in the bearing carrier model) or drive motor (in the close coupled model), whereas the hydraulic system allows for heat transfer. This reduces ball bearing temperatures in the gearing when hot liquids are being transported. A radial shaft sealing ring can also be integrated into the thermal barrier for purposes of sealing the magnet driver. The sealing ring acts as a secondary seal that prevents the product from leaking into the environment through a leak in the isolation shell. In order for this secondary seal to be used, the magnet driver chamber must be monitored so that leaks can be detected in good time.

        When solids-containing liquids are being transported, the internal filter prevents inadmissibly large particles from entering the flow channels, and from there the magnetic coupling and internal bearings.

        This isolation shell generates no Eddy Current losses in the magnet drive. This isolation shell offers maximum pump effi ciency and is particularly benefi cial where heat input into the pumped liquid is to be avoided.

        These external connections allow for external flushing, feeding and/or venting. Connection E1 is used in situations where a continuous feed into the magnet drive is desired. Connection E2 is used suitable for short-term flushing, or for external venting of the magnetic coupling.

        The self-cleaning discharge fi lter is used for applications where liquids with a moderate percentage of solids are handled. The flush flow is picked up externally from the discharge filter and re-introduced into the magnet coupling. The internal flush flow ports are closed.

        This construction type is used for applications where liquids with a high percentage of solids are handled. The casing cover is equipped with two external connections for feeding and draining of the isolation shell area. The specially designed journal bearings prevent any solids within the pumped liquid from entering the magnet drive.

        The double isolation shell should be used in situations requiring a high level of safety. The unit consists of two interlocking isolation shells, both of which are rated for the relevant operating conditions. If one of the two units is damaged, the casing still remains leaktight. The gap between the two units can be monitored.

        Inducers are often used in cases where the installation’s NPSH values are extremely low. Inducers substantially reduce pump NPSH throughout the installation without altering pump characteristics. Inducer J can be retrofitted on existing pumps, in most cases with only a minimum amount of pump modification.

        The secondary sealing consists of a highperformance radial shaft seal ring, which ensures that there is no immediate leakage of the liquid to the atmosphere in the drive shaft area in the event of an isolation shell failure.

        ENHANCING PUMP EFFICIENCY

        Without Compromising its Performance

        Through the use of non-metallic containment shells instead of the traditionally used metallic containment shells, Klaus Union eliminates eddy current losses and increases the efficiency of magnet drive pumps significantly.

        Thanks to the leak-free magnet drive concept, pumps with magnet drives have a huge market share in the chemical and petrochemical industry. For many years, Klaus Union has used nonmetallic containment shells and particularly those made from ceramics for various applications due to their high chemical resistance.

        Until recently, the operative range has been limited due to the specific material characteristics. However, pump applications increasingly demand higher operating pressures, temperatures and flow rates whilst still offering maximum efficiency.

        Klaus Union‘s ceramic containment shells meet this challenge and provide the following application coverage:

        • Nom. Pressure Range: max. PN63
        • Temperature Range: -200 °C to +400 °C
        • Transmittable Power: up to 1 MW
        Download - Product Information

        Quality is our Success.

        Modularity makes the Difference

        Klaus Union offers a modular system for all sealless centrifugal and screw pumps. This system consists of the pump hydraulic, the magnet coupling and the bearing bracket. All pump types in this system have an universal casing cover, which easily allows to change an existing containment shell regardless of its material.

        Within the modularity, containment shells made of ceramic are available for every magnet coupling size (09E/P/T – 31E/P/T). Our containment shell design is based on the modern Finite Element Method (FEM). This simulation method allows to detect and analyze accurate approximations of tensions and deformations. The result is an optimization of structural parts and its quality as well as the elimination of the risk of failure.

        Advantages of Ceramic Containment Shells

        Containment Shells made of Zirconium Oxid are not magnetizable. Due to this quality there are no eddy currents impacting the pump‘s performance. In consequence, the pumping fluid is not beeing heated in the process.

        This has the following advantages:

        • Enables for dry run capable executions (RTZ-design) and executions without flush flow to cool the containment shell (OTZ-design).
        • Enables for applications with high gas content.
        • Pumps can handle fluids close to vapor pressure curve, e.g. liquid gas applications.

        Further advantages:

        • High mechanical strength; Extension of the application through higher pump speed.
        • Vacuum tight up to 0 bar absolute.
        • Large corrosion and erosion allowance; Zirconium Oxide is resistant against most lyes and acids.
        • Excellent thermal shock resistance.
        • Enhanced energy efficiency.

        Retrofit of pumps with shaft seal:

        • As there are no eddy current losses, shaft powers comparable to pumps with shaft seals can be achieved.

        For quality control purposes, all Klaus Union containment shells are equipped with an individual, engraved serial number. Furthermore, Klaus Union provides material certificates on request.

        Cost Savings through the Application of Zirconium Oxid

        • Ceramic containment shells are an important part of Klaus Union‘s modular pump system. Due to the universal casing cover containment shells can be easily and savely mounted or replaced. The operator saves stock capacities and service costs.
        • Energy consumption can be lowered as there are no performance-impairing eddy currents. In fact, the required motor power can be reduced by 10 to 15 %.
        • Due to the lower power requirement, smaller electric motors can be installed.
        • The ceramic containment shell per se guarantees an absolute leak-free operation. In conjunction
          with the high durability of the material, both the risk and the maintenance costs are minimized.

        75 Years

        Experience,Responsibilityand Passion!

        Since 1946 Klaus Union is a market leader in the development of pumps and valves that meet the most exacting quality requirements. And this is as it should be, since our products are used to transport aggressive, toxic and explosive substances in the chemical and petrochemical industries.

        We play a major role in ensuring that plants in these industries operate reliably and in a manor that protects both people and the environment.

        Safety and environmental protection

        Magnetic drive/magnetic coupling technology offers distinct long and short term advantages over conventional sealing systems.

        This technology does away with the need for shafts to pass from liquid to non-liquid environments which means that glands and face seals can be dispensed with. The liquid is hermetically sealed in a leakproof, static isolation shell.

        Guaranteed quality

        Advanced design engineering and latest-generation technologies can only provide optimal safety if the requisite quality assurance measures are taken during the manufacturing process.

        Therefore a quality assurance system that encompasses the entirety of the product lifecycle is an integral part of our company policy.

        Our Extensive Product Portfolio

        Our product portfolio comprises pumps and valves for virtually all industrial applications. In addition to steel and stainless steel, our products integrate numerous corrosion-proof alloys based on Ni-Cr-Fe, Ni-Cr-Fe-Mo, nickel and titanium.

        Our pumps and valves offer optimal safety and reliability, as well as a long service life, and reduce costs thanks to their maintenance friendliness for the following application scenarios: chemical and petrochemical industry; refrigeration and heat engineering; liquid gas plants; electroplating; power plants; and plant construction.

        Company History

        from 1946 until today,loyal to your side!

        Quality assurance and quality certification

        our solutions -practical and user-specific

        Product quality is our top priority, and in order to ensure that our exacting quality standards are met, we require our subcontractors to realize specific quality measures. Moreover, all products we receive from these vendors undergo inspections starting from delivery right through to the final assembly stage.

        Our quality assurance system is based on modern and effective methods and complies with international standards. Our DIN ISO 9001 certified quality assurance system is also your assurance that the Klaus Union products you purchase will be of superior quality.

        We hold the following certifications:

        SLM NV

        Centrifugal Pump with Magnet Drive based on DIN EN ISO 2858 / 15783

        • Fields of Application: Chemistry / Petrochemistry / Refrigeration and Heat Treatment / Oil & Gas / Power
        • Flow Rate: max. 3.500 m3/h
        • Delivery Head: max. 220 m L.C.
        • Temperature Range: -120 °C to +450 °C (Pump for High Temp. SLM NHO)
        • Pressure Rating: max. PN 400

        SLM AP

        Centrifugal Pump with Magnet Drive acc. API 685 2nd Edition

        • Fields of Application: Chemistry / Petrochemistry / Refrigeration and Heat Treatment / Oil & Gas / Power / On- & Offshore Plants
        • Flow Rate: max. 3.500 m3/h
        • Delivery Head: max. 220 m L.C.
        • Temperature Range: -120 °C to +450 °C
        • Pressure Rating: max. PN 400

        SLM AV

        Centrifugal Pump with Magnet Drive acc. to ASME 73.3

        • Fields of Application: Chemistry / Petrochemistry / Power / Oil & Gas / Refrigeration and Heat Treatment
        • Flow Rate: max. 150 m3/h
        • Delivery Head: max. 100 m L.C.
        • Temperature Range: -120 °C to +450 °C
        • Pressure Rating: max. PN 400

        SLM NHO

        Centrifugal Pump with Magnet Drive for High Temperature Applications (450 °C)

        • Design according DIN EN ISO 2858 / 15783
        • Fields of Application: Chemistry / Energy / Heat Treatment
        • Flow Rate: max. 1.200 m3/h
        • Delivery Head: max. 215 m L.C.
        • Temperature Range: -120 °C to +450 °C
        • Pressure Rating: max. PN 40

        SLM GV

        Multi-Stage Centrifugal Pump with Magnet Drive based on DIN EN ISO 15783 / API 685 2nd Edition

        • Fields of Application: Chemistry / Petrochemistry / Refrigeration and Heat Treatment / Oil & Gas / Power
        • Flow Rate: max. 300 m3/h
        • Delivery Head: max. 2.200 m L.C.
        • Temperature Range: -120 °C to +350 °C
        • Pressure Rating: max. PN 250

        SLM SV

        Multi-Stage Side Channel Pump with Magnet Drive based on DIN EN ISO 15783

        • Fields of Application: Chemistry / Petrochemistry / Refrigeration / Oil & Gas / Vacuum Technology
        • Flow Rate: max. 42 m3/h
        • Delivery Head: max. 470 m L.C.
        • Temperature Range: -120°C to +250 °C
        • Pressure Rating: max. PN 400

        SLM NVT

        Submerged Pump with Magnet Drive based on DIN EN ISO 2858 / 15783

        • Fields of Application: Chemistry / Petrochemistry / Power
        • Flow Rate: max. 900 m3/h
        • Delivery Head: max. 200 m L.C.
        • Temperature Range: -40 °C to +200 °C
        • Pressure Rating: max. PN 40
        • Submerging Depth: max. 6.000 mm

        NOV

        Centrifugal Pump with Mechanical Seal acc. to DIN EN ISO 2858 / 5199

        • Industries: Chemical Industry/ Petrochemical Industry / Refrigeration and Heat Transfer / Oil & Gas / Paper and Cellulose Plants / Power / Sugar Industry / Coking Plants
        • Flow Rate: max. 3.500 m3/h
        • Delivery Head: max. 220 m L.C.
        • Temperature Range: -120 °C to +450 °C
        • Pressure Rating: max. PN 400

        GOV

        Multi-Stage Centrifugal Pump with Mechanical Seal acc. to DIN EN ISO 5199

        • Industries: Chemical Industry / Petrochemical Industry / Refrigeration and Heat Transfer / Oil & Gas / Power
        • Flow Rate: max. 300 m3/h
        • Delivery Head: max. 2.200 m L.C.
        • Temperature Range: -120 °C to +350 °C
        • Pressure Rating: max. PN 250

        TP NO

        Submerged Centrifugal Pump with Mechanical Seal acc. to DIN EN ISO 2858 / 5199

        • Industries: Chemical Industry / Petrochemical Industry / Refrigeration and Heat Transfer / Power
        • Flow Rate: max. 1.600 m3/h
        • Delivery Head: max. 200 m L.C.
        • Temperature Range: -50 °C to +250 °C
        • Pressure Rating: max. PN 40

        P

        Horizontally Mounted Propeller Pump with Mechanical Seal

        • Industries: Power / Chemical Industry / Petrochemical Industry / Paper and Cellulose Industry / Cooling Water Plants/ Sea Water Treatments
        • Flow Rate: max. 12.000 m3/h
        • Delivery Head: max. 12 m L.C
        • Temperature Range: -120 °C to +250 °C
        • Pressure Rating: max. PN 100

        UP

        Vertically Mounted Propeller Pump with Mechanical Seal for Integration into a Tank

        • Industries: Power / Chemical Industry / Petrochemical Industry / Paper and Cellulose Industry / Cooling Water Plants/ Sea Water Treatments
        • Flow Rate: max. 21.500 m3/h
        • Delivery Head: max. 8,5 m L.C
        • Temperature Range: -50 °C bis +400 °C
        • Pressure Rating: max. PN 10

        SLM DSP-2C

        Single Volute Twin Screw Pump with Magnet Drive acc. to API 676 3rd Edition

        • Industries: Chemical Industry / Petrochemical Industry / Oil & Gas / Power / Sugar Industry / Paint
        • Flow Rate: max. 1.800 m3/h
        • Differential Pressure: max. 40 bar
        • Temperature Range: -120°C to +350 °C
        • Pressure Rating: PN 400
        • Viscosity: max. 100.000 mm²/s (cSt)

        DSP-2C

        Single Volute Twin Screw Pump with Mechanical Seal acc. to API 676 3rd Edition

        • ‘Plug & Pump’ – Cartridge Design
        • Industries: Chemical Industry / Petrochemical Industry / Oil & Gas / Power / Sugar Industry / Paint
        • Flow Rate: max. 1.800 m3/h
        • Differential Pressure: max. 40 bar
        • Temperature Range: -120°C to +350 °C
        • Pressure Rating: PN 400
        • Viscosity: max. 100.000 mm²/s (cSt)

        DSP-4CL

        Double Volute Twin Screw Pump with Mechanical Seal acc. to API 676, 3rd Edition

        • ‘Plug & Pump’ – Cartridge Design
        • Industries: Oil & Gas / Shipbuilding / Chemical Industry / Power / Sugar Industry / Paint
        • Flow Rate: max. 5.000 m3/h
        • Differential Pressure: max. 100 bar
        • Temperature Range: 120 °C to +350 °C
        • Pressure Rating: PN 150
        • Viscosity: max. 100.000 mm²/s (cSt)

        klaus union germany

        WELCOME

        We are a world-leading supplier of pumps and valves for the industrial sector. Our product range of pumps includes centrifugal pumps, side channel pumps and twin screw pumps in various designs – sealless with magnet drive or mechanically sealed. In the field of valves, we offer metal-seated gate valves, shut-off and control valves, check valves as well as butterfly valves and control butterfly valves.

        Stay up to date

        NEWS //PUMPS

        THEORY MEETS PRACTICE

        Last week, we had the pleasure of welcoming again the Chair of Hydraulic Fluid Machinery, led by Prof. Dr.-Ing. Romuald Skoda from Ruhr University Bochum, to our headquarters in Bochum.

        Read more

        NEWS //SERVICE

        JOIN US

        In the Klaus Union Service Seminar on
        23/24 of September: Use, maintenance and
        repair of magnet drive pumps.

        JOIN US NOW

        NEWS // CAREER

        We are growing – Grow with us.

        We are looking for:

        • Area Sales Manager (m/w/d) für Industriepumpen in Nord-Westdeutschland im Außendienst
        Read more

        DISCOVER

        OUR PRODUCT-PORTFOLIO

        CENTRIFUGAL PUMPS WITH MAGNETIC DRIVE

        CENTRIFUGAL PUMPSWITH SHAFT SEAL

        Side channel pumps

        TWIN SCREW PUMPS WITH MAGNET DRIVE

        ICSCHRAUBENPUMPENMIT WELLENDICHTUNG

        VALVES

        DISCOVER

        OUR PRODUCT-PORTFOLIO

        DISCOVER

        OUR PRODUCT-PORTFOLIO

        industries

        No area is foreign to us!

        With passion, state-of-the-art production technology as well as competence from more than 75 years, we develop products that stand out for highest quality, absolute reliability and maximum resilience. Thus, customers especially from the chemical and petrochemical industry, the oil and gas industry and the renewable energy sector trust in solutions from KLAUS UNION.

        Get to our pumps here

        service

        Close to customers worldwide

        Klaus Union Service ist eine eigenständige Service-Firma mit starker Kundenorientierung. Unter Einsatz modernster Technologien und mit einem hohen Maß an Kompetenz greifen wir auf über 75 Jahre Erfahrung in der Prozesstechnik im Bereich Pumpen und Armaturen der Firma Klaus Union zurück.

        We are your partner – from consulting and planning to clear documentation and fast delivery of spare parts with high availability.

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           Headquarters:

         Klaus Union GmbH & Co. KG
          Blumenfeldstraße 18
          44795 Bochum
          +49 234 4595 - 0

          +49 234 4595 - 7000