... : Welding Neck, Slip-on, Blind, Plate flange ANSI B16.5, BS4504, DIN2633, EN1092-1 ISO TUV Certificate Forged Steel Flange:Welding Neck ... 5, ASME B16.47,ASME B16.48,ASME B16.36,ANSI/AWWA C207PRESSURE GRADE:Class150,Class300,Class600,Class900,Class1500,Class2500MATERIAL: ... 16Bar, 25Bar, 40BarMATERIAL: P245GH, C22.8, S235JRG2, ST37-2 3. EN1092-1 FlangesPRESSURE GRADE:PN2.5,PN6,PN10,PN16,PN25,PN40, PN63 ...