Since 1989, Zhejiang Vango Valve Manufacture Co., Ltd. has been dedicated to the manufacture and service of a wide range of industrial valves and fittings. Our products are used in oil, gas, refinery, chemical, marine, power station, and pipeline industries After over 3 decades of development and innovation, Vango Valves has passed ISO9001:2000, API6D and CE certifications. Our main products Through conduit gate valve, knife gate valve, bellow sealed valve, gate valve, check valve, globe valve, ball valve, butterfly valve, plug valve, cryogenic valve, diaphragm valve, needle valve, pinch valve, strainer, steam trap, flange and pipe fitting Materials range from conventional cast or forged steel to special alloy materials like Monel, Inconel, Hastelloy or Duplex Steel. All of our products are designed, manufactured and tested fully according to API, ASTM, ANSI, JIS, DIN and BS Standards. Adhering to the tenet "World Quality, The World Valves", Vango Valve is stepping towards to the first class manufacturer and supplier of industrial valves and fittings around the world.