Premium 4x8 Galvanized Galvalume Z100 Steel Roofing Sheet

Heavy-duty 28-gauge steel core with dual-layer corrosion protection (Z100 coating + galvanized base) for extreme weather resistance. Precision-rolled corrugated design enhances structural strength by 40% compared to flat panels.

JIS G3312 certified galvalume alloy coating (55% aluminum-zinc) delivers 3x longer lifespan than standard galvanized sheets. UV-resistant finish maintains color stability for over 15 years.

Ideal for industrial warehouses, agricultural barns, and modern architectural cladding. Flawless laser-cut edges ensure seamless installation with standard roofing screws.

Global bulk order priority – container-load discounts available with OEM customization. ASTM A792 compliant for international construction projects.