... A105,16Mn, 316L 20#; Stainless steel; Alloy steel Forged Flange Flanges of welding neck, socket welding, threaded, blind, slip ... in different shapes and sizes 1. Standard:(forged flange)ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI, ... ,Welding Neck.Thread,Socket weld,Blind3. Size:1/2-78 inch (DN15-DN2000)4. Material:Carbon steel: A105 ... 1000tons10.Supply Capacity: 10000tons per year Forged Flange on sale