Stainless Steel Fitting, Stainless Steel Ball Valve, Seamless Pipe manufacturer / supplier in China, offering SS316 Full Port Pn16 Wafer Flange Ball Valve with ISO5211 Mounting Pad, 1000wog Stainless Steel 316 & 304 Bibcock Valve for Beer or Food Industry, ASTM A252 /A355 for ERW Pipe and so on.