Carbon steel forged long welding neck flange 1) stainless steel, carbon steel and all; 2)Standard:ANSI, DIN, ... BS,UNI, JIS,SABS Carbon steel forged long welding neck flange 1) material: stainless steel, carbon steel and all 2) size ... name Forged flange SizeDN10--DN5000 and othersTypesSlip-On, Welding Neck flange, Blind flange, Socket Welding flange, Threaded flange, Lap Joint flange and ...