Ball Valve, Needle Valve, Check Valve manufacturer / supplier in China, offering 316 Stainless Steel Full Port Ball Valve with Blue Vinyl Handle, NPT Female X Female Thread Ball Valve, NPT Full Port Ball Valve, 2PC Stainless Steel Male Female Thread Vacuum Ball Valve, Full Bore Ball Valve, External Thread X Internal Thread Stainless Steel 304 Ball Globe Valve, Used for Water, Oil, and Gas Wog1000 and so on.