• Check valve,API Valve,SS Valves,1pc ball valve,2pc ball valve,3pc ball valve manufacturer
  • A valve is a device that regulates the flow of a fluid(gases, liquids,fluidized solids, or slurries) by opening, closing, or partially obstructing various passageways. Valves are technically pipe fittings, but are usually discussed as a separate category.
  • Zhejiang Fangwen Special Steel Co., Ltd. has been fast grown up from the early 2000, and specialized in manufacturing series of stainless steel ball valves, cast investment pipe fittings, gate and check valves.