Ball Valve, Gate Valve, Globe Valve manufacturer / supplier in China, offering Wcb 1000wog NPT/BSPT/BSPP Threaded Monoblock 1PC Carbon Steel Ball Valve, 2000wog A105 Hexagon Type NPT Threaded Monoblock 1PC Carbon Steel Ball Valve, NPT/BSPT/BSPP Threaded Monoblock 1PC Stainless Steel Ball Valves and so on.