Stainless Steel Ball Valve manufacturer / supplier in China, offering ANSI Class 2500# High Pressure Seal Gate Valve Butt Weld & Rtj Flange Wcb Wc6 F22 Wc9, Class 600 Gear Operated Cast Steel OS&Y Rising Stem Bb Flanged Gate Valve Wcb CF8 CF8m, DIN//600/GB Pn16-40 Wheel/Bevel Gearnon Rising Stem Gate Valve and so on.