... .standard:ANSI, DIN, EN1092-1, NFFlangesGeneral DescriptionCarbon steel, stainless steel and alloy flanges, are manufactured as per the ... ) Types: a) Forged steel flanges b) Plate cutting flanges 2) Materials: a) Carbon steel b) Stainless steel c) Alloy steel 3) Standards: a) ... ANSI, DIN, EN1092-1, NFE, AS, JIS b) Customers' drawings ...