Premium Zinc Aluminum Magnesium Steel Coil – SGH440/SGH490/SGH540

Unbeatable Durability
Triple-layer Zinc-Aluminum-Magnesium coating ensures superior corrosion resistance, outperforming traditional galvanized steel in harsh environments. Ideal for roofing, automotive panels, and industrial construction.
High-Strength Performance
Available in SGH440, SGH490, and SGH540 grades for varying structural demands. Precision cold-rolled for consistent thickness (0.3mm–3.0mm) and flawless flatness.
Eco-Conscious & Cost-Efficient
Reduces lifecycle costs with minimal maintenance. Lightweight yet robust, cutting transportation and installation expenses. Perfect for solar farms, agricultural equipment, and HVAC systems.
Global Wholesale Advantage
Direct factory pricing, bulk discounts, and seamless logistics. Trusted by contractors and manufacturers worldwide for premium-quality coated steel coils.
Custom Solutions
Tailored widths (900mm–1500mm) and coil weights (3–10 tons) to fit your project specs. Contact for volume quotes.