... 2.Material: carbon steel, stainless steel 3.Standard: ANSI, JIS, DIN, UNI, Carbon steel flanges weld neckANSI B16.5 FlangesWe are ... 48 inch3.Material: carbon steel, stainless steel4.Standard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092,UNI,GOST12820-805.Types: plate, slip on ... , welding neck, blind, thread, socket weld flange6.Process: free forging, plate ...