Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering ANSI API DIN JIS BS1873 Pn16 2inch Cast Carbon Steel Wcb A216 Flange Type Oil Water Steam Petroleum Bellows Seal Globe Valve, Steam Thermal Oil Manual Operated Cast Steel Wcb Bellows Seal Globe Valve, CE/ABS/BS/DIN Forged Steel A105 CF8 Wcb Metal Sealed Hard Seal Butterfly Valve for Oil Gas Petrolium and so on.