Prepainted steel coils Standard: ASTM/ AISI/ BS/ DIN/ JIS/ GB Thickness: 0.12mm -- 1.5mm Width: 50mm -- 1500mm Zinc Coating: 40g/m2 -- 275g/m2 Aluzinc Coating: 40g/m2 -- 150g/m2 Paint Coating: Top: 15um -- 35um, Back: 5um -- 30um. Color: RAL system color Hardness: 55HRB -- 90HRB Guard film: PVC and so on.