galvanized steel coil Standard:GB, ASTM DIN JIS Technique:hot-dip galvanized Grade:SGCC,DX51D galvanized steel coilSpecificationsStandard: GB, ASTM DIN/EN JISTechnique hot dip galvanized / electrolytic galvanizedSurface treatment Chromated, unoiled, bright, regular spangle ,zero,minized,dryUsing wall, roof,construction,industryMaterial & Grade SGCC,DX51D+ZThickness 0.14-2.0mmWidth 50-1250mmCoil ...