... of carbon steel flangeNameCarbon Steel FlangeTypeWN flange,SO flange,T flange,Blind flange,LJ flange,SW flange and Threaded flangeSize1/2'' ~240 ... Stainless Steel Flange be according to ANSI, DIN, UNI, BS, JIS, KS standards. the materials are ASTM A105, ST37 ... 150LBS, 300LBS, 600LBS, 900LBS, 1500LBS. Welding Neck Flange, Slip-On Flange, Blind Flange; DIN FLANGES: DIN2527, DIN2573, DIN2576, DIN2633, ...