1.Size:1/2"-72" 2.Pressure:150LB -2500LB 3.Material:ASME A105/ss /alloy 4Standard:ASTM B16.5 B16.47 1) ANSI/ASME B16.5 Steel flange,Blind flange,carbon steel flange2) Method:free forging,die forging,rolling3) Pressure:150LB-2500LB SIZE:1/2"-72"4) Type:Plate,Slip on,Weld Neck,Blind,Lap Joint,Socket Weld,Threaded,5) Material: Carbon steel:A105,ST37.2,S235JR,Q235,P250GH Stainless steel:F304,F316, ...