Ball Valve, Needle Valve, Check Valve manufacturer / supplier in China, offering Mini Ball Valve, NPT External Thread 316L Mini Ball Valve Pn63 1000psi Internal Thread Globe Valve, Mini Ball Valve, Stainless Steel Ball Valve NPT Thread NPT Bsp 1000wog Pn63 Stainless Steel 304 316 Manual Ball Valve, 316 304 Stainless Steel Mini Ball Valve 1" NPT Male X Male Thread Shut off Valve and so on.