For a new ethylene complex Klaus Union has supplied a global leading company with 55 pumps of different type for various applications. The vast majority of the pumps are manufactured in accordance with the requirements of API 685. These pumps of installation type OH2 (single and multi-stage) and VS4 will be installed outside, i.e. exposed to severe ambient conditions, e.g. very low ambient temperatures, and at the same time they will be exposed to pumping media with high temperatures of up to 200°C.