What is galvalume steel,aluzinc steel sheet?
55% anti finger print aluzinc steel sheet AZ30-275G/M2 regular spangle Galvalume Steel Sheet_Aluminum-Zinc Alloy Coated Steel Sheets (GL) are galvanized steel sheets with both zinc and aluminum, and is the ideal combination of anti-corrosion and alkali-resistance of zinc, and the durability, heat-resistance, and acid-resistance of aluminum.