Galvalume Metal Roof Sheet DX54D+AZ

Galvalume Metal Roof Board coating is composed of 55% aluminum, 43.4% zinc, and 1.6% silicon (by weight), which forms a multi-layer anti-corrosion barrier through a hot-dip process. Aluminum provides weather resistance, zinc sacrificial anode protects the steel base, and silicon enhances bonding strength, making its corrosion resistance 6-9 times higher than that of ordinary galvanized steel, and its service life can reach more than 50 years.

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Product Description

Zinc layer protection mechanism: Zinc sacrificial anode protects the steel base, aluminum provides a weather resistance barrier, and silicon enhances the bonding between the coating and the steel base.

Parameters

Item Parameters
Products name Galvalume Metal Roof Sheet
Base material type Cold rolled steel (such as DX51D, SGCC), Hot rolled steel (such as Q235B)
Certificates ISO9001,SGS,BV
Thickness 0.2-2.0mm
Width 750–1250mm (before corrugation) / 665–1100mm (after corrugation)
Length 1-12m (The common length of corrugated board is 1.4–3.66m), According to customer requirements
Surface Treatment Galvalume (Alu-zinc Coated)
MOQ 10 tons
Processing Service Welding, Punching, Cutting, Bending, Decoiling
Delivery Time 5-15 work days
Payment Term T/T, L/C at sight
Transport Package Standard Seaworthy Packing

Why Choose GI Sheet Roofing?

  1. Superior Corrosion Resistance
  2. Lightweight and Easy Installation
  3. Cost-Effective and Customizable
  4. Wide Application Spectrum

Applications

Our galvanized, galvalume and pre-painted steel products are widely used across various industries, including but not limited to:

📦 Packaging & Transportation

✅ Packaging Details

  •  Waterproof plastic film for moisture & rust protection
  •  Kraft paper or galvanized wrapping
  •  Edge protection with metal corners or rubber pads
  •  Secured with steel straps (inner & outer)
  •  Wooden or steel pallets available

🚚 Transportation Options

  •  Full container or bulk shipping (FOB / CIF / CFR)
  • Truck transport to port or designated warehouse
  •  Palletized LCL shipping available for small orders
  •  Complete shipping documents provided (Packing List, Invoice, CO, etc.)