... -neck flanges, Slip-on flanges, Blind flanges, Threaded flange, Plate flange, Lap joint flange and Socket welding flange etc., with specification from 1/2"(DN15) to ... , AWWA-c207, MSS-sp44;b)Kinds of flange:Slip-on, Welding Neck, Blind, Threades, Lap-joint, Socket welding;c)Class of pressure: 150LB ... Standard:a)Standard:JIS 5K, 10K, 16K, 20K, 30K;b)Flange varieties:Plate, Blind, Slip-on, etc.c)Size:1/2 ...