Pipe Fittings, Flanges, Valves manufacturer / supplier in China, offering Custom and Non-Standard Carbon Steel Pipe Fittings Couplings Forged Steel Pipe Fittings, Factory CNC Turning Machining Inconel Stainless Steel Forged Welding Neck Wn Flange 1 Inch, BS En10241 Galvanized Black Bsp BSPT NPT Thread Carbon Steel Pipe Nipples (Seamless/ERW) and so on.