Pipe Fittings, Flanges, Valves manufacturer / supplier in China, offering Galvanized Ductile Iron Di Grooved Pipe Fittings Elbow Couplings FM/ UL, Casting Stainless Steel 3PC Ball Valve Thread Ends, CF8 DN100 Stainless Steel Precision CNC Machining Gate Valve with Threaded End and so on.