Product Overview
ASTM A792 Galvalume Steel Coil is supplied with aluminum-zinc alloy coating for superior long-term corrosion resistance. It is widely used for roofing panels, wall cladding, and industrial steel structure applications.
Key Specifications
| Alloy Coating (Al-Zn) | 20–180g/m² (Meets ASTM A792 Coating Weight Requirements) |
| Sheet Thickness | 0.12–1.0mm |
| Color Coating System | PE (Polyester), SMP (Silicon Modified Polyester), PVDF (Polyvinylidene Fluoride) |
| Coating Thickness | 10–25μm (Top Coat), 5–10μm (Back Coat) |
| Standard Width | 600–1250mm |
| Custom Length | Up to 12 Meters (Cut to Customer Requirements) |
| Wave Height (For Corrugated Type) | 20–40mm |
| Wave Pitch (For Corrugated Type) | 80–130mm |
| Standard Colors | RAL, RR, and Custom Color Matching Available |
Coating Information
ASTM A792 Galvalume Steel Coil is supplied with aluminum-zinc alloy coating for superior long-term corrosion resistance.
Available Grades
DX51D+AZ, DX52D+AZ (ASTM A792-grade steel)
Surface Options
Chrome plating. Anti-fingerprint treatment (transparent, blue, gold)
Features & Advantages
- Superior corrosion resistance, 2–6 times longer service life than regular hot dipped galvanized steel.
- Excellent high temperature resistance, no discoloration or peeling under high ambient temperature.
- Outstanding outdoor weatherability, resistant to UV radiation and atmospheric aging.
- Good ductility and formability, suitable for bending, roll forming and deep processing.
- Smooth uniform surface, ideal substrate for manufacturing PPGL prepainted steel coil.
- Perfect for coastal, industrial and heavy corrosion environments with low maintenance cost.
Applications
Roofing sheet
Steelstructure
Sandwich panel
Appliance panel
Duct
Processing Capability
Listed / Cut / Small rolls / Roofing
Packaging & Delivery
- Standard export packing
- Waterproof paper
- Steel strap
Customization
Custom width
Custom thickness
Custom coating
Custom color
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