Standards: gb/t, jis g , astm Thickness: 0.14-2.5mm; width: 30-610-1250mm Tolerance : +2/0mm, thickness tolerance :+0.02/-0.02mm (or according to customers' request). Coating mass: 50-275g/m2 Coil weight: 5-8 metric tons Coil dm: i.D: f508mm /610mm o.D: max f1500mm Surface type: big spangle , normal spangle, min-spangle, zero-spangle; Surface treatment: chromated, unoiled/oiled, bright finished, skin passed/non skin passed. Main usage : general use for roof, corrugated roofing making, household appliance, the outside of buildings, structures