type,forged flange standard, ASTM. BS, JIS, DIN, GB Size, 1/2"-48 ... Pipe Flange/carbon steel flange/ pipe steel flange Standard; ASTM A182, A105, ANSI B16.5, B16.47 ,B16. ... , Threaded Flange, Socket welding Flange, Blind Flange Pressure grade ASTM B16.5, 150LBS, 300LBS, 400LBS,600LBS, 900LBS, 1500LBS, ... DN10-DN1500 1/2”-60” Material Carbon steelASTMA105, ASTM A350LF1, LF2 CL1/CL2, LF3 CL1/CL2 Stainless ...