Al-Mg-Mn Alloy Sheet for building ,The corrugated steel sheet is made by cold-rolled steel plate, electro-galvanized steel plate, hot-dip galvanized steel plate or galvanized steel plate as substrate after surface degreasing, phosphating, chromate treatment, and coated with organic coating. .
Zero Regular Spangle Hot Dipped Zinc Coated Galvanized Corrugated Steel Roofing Sheet YX18-63.5-825 Type Steel Galvanized Corrugated Steel/Tile Metal Sheet with Low Price
China Factory Seller Metal Galvanized Roofing Sheet / Zinc Color Coated Corrugated with Best Price,470mm Building Material Galvanized Color Corrugated PPGI Sheet
Building Material Bwg34 PPGI Color Coated Prepainted Steel Metal Roof Sheet Price 20 Gauge Gi Galvanized Corrugated Sheet Roofing Sheet Building Material Dx51d Z30~Z275 Zinc Coated Gi Galvanized ASTM Metal Roof Sheet Corrugated Steel Roofing Sheet in Ghana