... Steel;Stainless Steel;Alloy Steel, Forged flange, casting flange 1.FlangeA ,Material:Carbon Steel(10#, 20#,A3,Q235A,20G, ... 15CrMo,12Cr2Mo1,A335P22,St45.8/III, A10bB)B,Standard:<1> ANSI 150 300 400 600 LB<2> DIN DIN ... > Non-Standard and processing with provided pattern<6> UNIC,TYPE: <1>. Welding Neck <2>. socket welding <3>.Slip-on Lap ... <7>.Flat Plate <8>. Abnormity Flange D,SPEC: 1/2- 36inch steel flange