Pipe Fittings, Flanges, Valves manufacturer / supplier in China, offering UL/FM Ductile Iron Grooved Fittings for Fire Fighting- Cross (2"-12"), SS316 Forged Stainless Steel Pipe Fittings Socket Weld Welded 90 Degree Elbow, SS316 3000lbs Forged Stainless Steel NPT Threaded Pipe Fittings/90 Degree Elbow and so on.