... Threaded Flange , Blind Flange Socket Welding Flange, Alloy flange,Plate Flange astm a105 b16.5 carbon steel flanges ANSI Flange Size:1 ... -On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate etc.Pressure Ratings:Class 150, 300, 600, 900, 1500, 2500 ... Slip-On, Weld Neck, Socket Weld, Threaded, Lap Joint and Plate Flanges to ANSI, BS, DIN, JIS, UNI etc. or as ...