Ball Valve, Gate Valve, Globe Valve manufacturer / supplier in China, offering API603 12in 150# RF Flg Stainless Steel 316 CF8m Body Gate Valve, API600 Wedge Type ASTM A351 CF8 8 in 300 Lb Gate Valve, API 600 Wcb Gate Valve 3 Inch 300 Lb Rising Stem OS&Y and so on.