... technologyMaterial: carbon steel: A234 WPB, Q235, A105, alloy steel:API5L X60,X70,16Mn, P11, P9, T5, T11 stainless steel : 304L , 316LStandard: ASME/ANSI B16.9 ... , XXS .Type: carbon steel flange, alloy steel flange, high pressure flange, slip on flange, slip on welding flange, welding ( welded )neck flange, blind flange, orifice flange, welding plate flange, welding neck collar ...