Carbon 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 B16.5, B16.47, B16.48, B16.36DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, ...