Galvanized steel strips and cold rolled steel strip. And the brightness steel strips Thickness:0. ... 20mm-3.0mm width:28-72 Galvanized steel strips and cold rolled steel strip:Standard :GB/T2518 ,JISG3302,ASTMA653, EN10327/10142 ... 30-7200.2-2.5Main usageWelded pipe production, billet for cold-formed steel, C/U channel, T-bar, saw blade, washer, blade ...