... Steel Flange mainly export to European, USA, Iran, Japan, Korea, UAE Size: 1/2"~60", ANSI, DIN,JIS,BS,GB Carbon Steel Flange,Forged Carbon Steel ... Flanges, Forged DIN FlangesStandard:ASTM A182, A105, ANSI ... SP44 Types:Welding Neck Flange, Slip on Flange, Threaded Flange,Socket Welding Flange, Blind Flange, Orifice Flange,Ring Joint Flanges, ...