1.Size:1/2"-72" 2.Pressure:150LB -2500LB 3.Material:ASME A105/ss /alloy 4Standard: ... :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,F316,316L6) Marking: depends ...