... addition to using color-coated hot-dip galvanized/aluminum coil as a substrate,but also can use ... and other characteristic. 1,Base material:hot-hip galvanized steel,piated AL cold rolled, electricity degree zinc ... as the customer's requirement7,technique:hot-dip galvanized hot rolled8,feature:excellent performance of decoration ,molding ... ,welcome to enquiry. prepainted roofing steel sheet in coil