KAIWEI VALVE butterfly valves

KAIWEI VALVE.Founded in 2015 and headquartered in Hangzhou, Zhejiang Province, China, KAIWEI VALVE is a high-tech enterprise specializing in valve research, development, and manufacturing. The company is equipped with state-of-the-art facilities, currently operating over 150 units of advanced machinery, including fixed-beam gantry machining centers, horizontal and vertical machining centers, CNC machine tools, automatic internal and external cylindrical grinders, large-scale precision lathes, and automated painting production lines, positioning it as an industry leader. Additionally, KAIWEI VALVE has established a comprehensive end-to-end quality control system, implementing full-process monitoring from raw material production to finished product shipment. The company is equipped with a range of specialized testing equipment, including valve flow characteristic testers, positioner reliability testers, displacement sensor accuracy testers, and pilot valve air tightness testers, ensuring stable and reliable product performance. Its products strictly comply with international and domestic standards such as GB, ANSI, JIS, DIN, BS, and API, meeting the stringent requirements for valves in various industrial sectors including petroleum, petrochemicals, chemical fibers, metallurgy, power generation, and air separation. The company’s main products include high-temperature and high-pressure control valves, cryogenic control valves, control valves for severe service conditions, self-operated pressure control valves, electro-pneumatic gate valves, globe valves, ball valves, butterfly valves, and parallel gate valves, forming a comprehensive product series that covers normal-temperature, cryogenic, high-temperature, high-pressure, and special-medium service conditions.