Xinhai Valve Manufacturing Co. Ltd manufactured gate valves, check valves, globe valves, ball valves, butterfly valves, plug valves, strainer and other valves. The valves are manufactured according to ANSI, API, DIN, GOST, BS, JIS, Chinese GB standards and the customers' special requirements. Our products have been marketed throughout the world, suitable for a wide variety of applications in the Gas, Oil, Refining, Chemical, Marine, Power Generation and Pipeline Transmission Industries.
To introduce the international quality management system, Xinhai have got the approval of ISO 9001, API 6D, CE and Chinese AZ certification. Besides, Xinhai established a multi-functional phys-chemical lab to supervise the quality further from time to time and fitted out spectrum analyzer, portable spectrograph (PMI), material tester, impact tester, hardness meter, tensile tester, thickness meter, magnetic particle tester, fugitive emission tester, and NDE testing equipment.