Steel Pipe Fitting, Steel Flange, Forged Flanges manufacturer / supplier in China, offering Pn10 Pipe Fittings Carbon Stainless Steel Slip on/Plate Flange, ANSI B16.5/DIN/GOST/ Carbon/Stainless Steel Pn10/16 Forging/Weld Neck/Threaded/Blind/Slip on/ Plate/Socket/ Orifice RF/FF Welding Pipe Fitting Steel Flange, Pipe Fittings Butt Welded Carbon Stainless Steel Eccentric/Concentric Reducer and so on.