... SCH80Material: Carbon Steel,Alloy Steel,Stainless St...Standard: ANSI/DIN/JIS/GB/BSType: Flat Face Flange,Silp on,Welding ... Class1500,Class2500SIZE: 1/2" NB TO 48" NB 2.DIN FLANGESStandard: DIN2527,DIN2566,DIN2573,DIN2576,DIN2641,DIN2642, DIN2655,DIN2656, ... steel and Alloy steel etc.,Treatment of Prevent Oxygenizement:Oil, Paint, Galvanization or based the willing of customersPacking: Wooden case, sea- ...