... -250MPa150#-2500# Material:stainless steel Products Information:Name: astm a182 f304 steel so flange Standard:ANSI,DIN,JIS, ... GOST12836-67,GOST12821-80,GOST12821-80 TypeWelding Neck Flanges, Slip on Flanges, Threaded Flanges, Socket Welding Flanges, Blind Flanges, ... Loose Hubbed Flange, Welding Plate Flange, Welding Neck Collar, Welding-On Collar, Loose Plate Flange, Companion Flange, Plate (PL) Flange ...