0.50mm DX51D Z120 PE Pre Painted Steel Sheet RAL9002 for Roofing and Wall Cladding Applications 1.Product Overview 0.50mm DX51D Z120 PE Pre Painted Steel Sheet is a color-coated galvanized steel product designed for roofing panels, wall cladding, building accessories, equipment housings, and general decorative sheet fabrication. The product uses DX51D galvanized steel as the substrate, with a total zinc coating weight of 120g/m². A polyester paint system is applied to the