Shanghai Huiyi International Co., Ltd.
                                                                                                           
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S350GD+AZ Galvalume Steel Coil 0.12-2.0mm Thickness For Building Roofing

Price Negotiable
Price: Negotiation
MOQ: 25Tons
Delivery Time: 15-30 Days
Brand: Huiyi-GL
Product Description
S350GD+AZ Galvalume Steel Coil 0.12-2.0mm Thickness For Building Roofing
GL-55% aluminum-zinc coated galvalume steel coil, also known as Alu-Zinc or Al-An coil, is produced by hot-dipping a cold-rolled steel base with a 55% aluminum, 43.5% zinc, and 1.6% silicon alloy. This coating combines aluminum's long-lasting barrier protection and high durability with zinc's electrochemical sacrificial properties. The result is a corrosion-resistant material ideal for roofing, industrial, and automotive applications.

Product Specifications
Product Name Galvalume Steel Coil
Grade S350GD+AZ, G550, DX51D+AZ, DX52D+AZ
Thickness 0.12 - 2mm
Width 600 - 1500mm
Zinc Coating AZ30 - AZ275
Coil ID 508mm/610mm
Surface Treatment Anti-Fingerprinting, Chromated, Oiled, Non-Oiled
Technique Hot Rolled, Cold Rolled
Applications

Galvalume steel coil is widely used across multiple industries due to its excellent corrosion resistance, durability, and formability. Common applications include:

  • Shutter Door: Ideal for rolling shutter doors in commercial and industrial buildings, offering strength and weather resistance.
  • Building Roof: Used for residential and industrial roofing, providing long-lasting protection against sun, rain, and snow.
  • Fence: Suitable for outdoor fencing and barriers, resisting rust and reducing maintenance over time.
  • Automotive: Applied in vehicle body parts, undercarriage components, and structural elements for corrosion protection.
  • Vent Duct: Commonly used in HVAC ductwork and ventilation systems, offering durability and moisture resistance.
  • Home Appliance: Found in refrigerator casings, air conditioner housings, and washing machine panels for both protection and aesthetics.

Packaging & Shipping
Each galvalume steel coil is wrapped with a three-layer protection system for safe shipping: moisture-proof paper, heavy-duty PE film, and steel strapping (normally 3–5 tons per bundle, with options for custom loads). We work with trusted logistics providers to offer FCL, LCL, and breakbulk shipping. Delivery is fully trackable and typically takes 2 to 5 weeks to reach most global destinations.
Galvalume steel coil packaging and shipping
FAQ
Which is better for roofing — galvalume or galvanized?
In most situations, galvalume performs better. It typically lasts two to four times longer than galvanized steel when exposed to outdoor elements.
Can I get samples before order?
Sure. We have standard samples in stock at no charge. You just pay for the shipping.
Can I visit your factory?
Yes, we welcome customers from around the world to visit our production line.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shanghai Huiyi International Co., Ltd.
Location Room704-2,A7 building,No.1688,North Guoquan Road,Yangpu District,Shanghai,China.
Contact Person Zhang Hui

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