carbon steel flange carbon steel flange Technical data: 1) Standard: DIN 2512, 2519, 2526, 2527, 2566, ... , 2642, 2655, 2656, 2673, etc. 2) Material: Alloy steel, Carbon steel or Stainless steel 3) Type: Welding neck, Plate, Slip-on, Threaded, Lapped ... 's requirement 8) Others: Special design available About us: carbon steel flange for high pressure pipeline DIN standard and drop forged