... Welding Neck Flange, Blind Flange, Socket Welding Flange, Flanges: Special Flanges, carbon flange, steel flange, forged flange; with good ... Lap Joint Flange(2) Flanges Standards: ANSI Flanges, BS flanges, DIN flanges, EN1092-1 Flanges(3) Material: Carbon steel flanges ASTM A105, ASTM A350 ... Sch XS , Sch80, Sch100, Sch120, Sch140 Sch160 , Sch XXS, Class 150, 300, 600, 900, 1500, 2000, 3000, 6000, 9000 ...