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. .
Building Material Bwg34 PPGI Color Coated Prepainted Steel thickness from 0.2 mm to 1.2mm Metal Roof Sheet Price 20 Gauge Gi Galvanized Corrugated Sheet Roofing Sheet
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