Knife Gate Valve, Ball Valve, Forged Steel Valve manufacturer / supplier in China, offering ANSI/DIN Pneumatic 316 304 Pneumatic Screw NPT Thread Industrial 3/8 1PCS/Box Stainless Steel Ball Valve, ANSI/DIN. JIS Stainless Carbon Steel CF8 CF8m SS304 316 Wcb A216 Double Disc Spring Swing Wafer Check Valve, BS/DIN Gg25 EPDM Liner Cast Iron Flange Wire Manual Clamp Stainless Steel Pharmaceutical Pneumatic Diaphragm Valve and so on.