Stainless Steel Ball Valve, Butterfly Valve, Fitting manufacturer / supplier in China, offering 1/4~4" Pn63/300lb Stainless Steel CF8/CF8m/Wcb 2PC Float Flanged Ball Valve with ANSI/JIS/DIN/GB, Hydraulic Stainless Steel 304/316/CF8/CF8m Clamped 3PC Ball Valve for Water/Oil/Gas, China Stainless Steel 304/316/CF8/CF8m/Wcb BSPT/BSPP/NPT Float Control 2PC Ball Valve for Gas/Oil/Water and so on.