... WN flange A105 forged steel flangeOther Type: Slip-On, Welding Neck, Blind, Socket Welding, Lap Joint,Threaded and Plate etc.Pressure Ratings: Class ... 10 , PN 16, PN 25, PN 40 and PN 64.Pressure Ratings: JIS 5K, 10K, 16K, and 20K.Standdard: ANSI,DIN ... ,EN,BS,JIS,AWWA,BS and GB ectMaterial: Stainless steel, Carbon steel and Alloy steel etc.Size: Up to 5000mmTreatment of Prevent Oxygenizement ...