Steel Pipes, Pipes Fittings, Socket Fittings manufacturer / supplier in China, offering Duplex Stainless Steel 31803 Lap Joint Stub End with Flanges, ANSI B16.9 A403 Wp304L 2X1/2 Inch Stainless Steel Lap Joint Stub End, Mss Sp43 Type a Butt Weld Stub End and so on.