... , stainless steel ANSI B16.5 Carbon Steel Flange long neck flange(1) Flanges Type: Plate Flange, Flat Flange, Slip on Flange, Welding ... Flanges, BS flanges, DIN flanges, EN1092-1 Flanges(3) Material: Carbon steel flanges ASTM A105, ASTM A350 LF1, LF2 CL1/CL2 ... , F9, F11, F12, F22, F91(4) Connection Type: Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female ...