Special Flanges,carbon flange,steel flange,forged flange; with good quality,reasonable price,promptly delivery... Flanges:(1) Flanges Type: Plate Flange, Flat Flange, Slip on Flange, Welding Neck ... Flange, Socket Welding Flange, Thread Flange, Screwed Flange, Lap Joint Flange(2) Flanges Standards: ANSI Flanges, BS flanges, DIN flanges, EN1092-1 Flanges(3) Material: Carbon ...