... THREAD SOCKETED FLANGE 3.150LB 300LB 600LB 900LB 15 1. Standard:(forged flange)ANSI,JIS,DIN,BS4504,SABS1123,EN1092 ... -1, UNI,AS2129,GOST-128202. Type:Plate,Slip-on, ... Welding Neck.Thread,Socket weld,Blind3. Size:1/2-78 inch (DN15-DN2000)4. Material:Carbon steel: ... Supply Capacity:20000tons per year Leading Steel Flanges manufacturer with TUV