Pipe Fittings, Flanges, Valves manufacturer / supplier in China, offering DIN2982 Seamless Carbon/Stainless Steel Welded Pipe Nipple NPT Bsp Double Thread 1/2" F/F Sch 80 L 75, Stainless Steel Sch40/20 Pipe Nipple 304/316 Barrel Close Nipple Supplier, Sch40/Sch80/Xxs BS En10241/ASTM A865/DIN2986 Steel Couplings and Pipe Nipples and so on.