zinc coated steel metal dx51d 1-material: DX51D/SGCC/SGCH/ASTM A653 2-thickness:0.15-2.0mm 3-width:600-1250mm zinc coated steel metal dx51d 1-material: DX51D/SGCC/SGCH/ASTM A6532-thickness:0.15-2.0mm3-width:600-1250mm4-zinc coating:30-275kg/m25-surface treatmet: small spangle, regular spangle, zero spangle6-appliaction: general use, construction industry, household appliance industry, can food, ...