Rarlonsteel Zinc-Aluminum-Magnesium DC51D+Zm High Strength Roofing Coil for Automotive HVAC Industrial Applications

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Product Description

Overview
Standard
ASTM, JIS, GB, AISI, BS
Certification
ISO, BV
Surface Treatment
Bright / Matte
Technique
Hr Al-Si Steel and Cr Al-Si Steel
Product Name
Zinc-Aluminum-Magnesium Steel Coil/Sheet
Material Grade
S220gd+Azm/ S250gd+Azm/ S280gd+Azm/ S320gd+Azm
Width
600-1250 mm
Length
1000~6000 mm
Coating Composition
55% Al, 43.5% Zn, 1.5% Si
Features
Excellent Corrosion Resistance, High Strength
Coil Weight
3-8mt
Shape
Plate, Coil, Sheet
Product Description
Zinc-Aluminum-Magnesium Coil
Steel Coil Display

Our Aluzinc Steel Coil, also known as Galvalume steel, is coated with a 55% aluminum, 43.5% zinc, and 1.5% silicon alloy. This unique coating structure offers excellent heat and corrosion resistance, smooth surface finish, and high reflectivity. It is ideal for roofing, wall panels, garage doors, chimneys, and appliance backs.

High Quality Steel

With precise control of coating thickness and surface treatments, our Aluzinc products ensure consistent performance in humid, coastal, or high-temperature environments. Custom width, thickness, and spangle type are available to meet diversified application needs.

Specification
Spec 1
Spec 2
Spec 3
Product Name Aluzinc Steel Coil / Galvalume Steel Sheet Grade DC51D+AZ to DC57D+AZ / HC260LAD+AZ to HC500LAD+AZ
Thickness 0.13 – 2.0 mm Standard GB/T 2518, EN 10346, ASTM A792, JIS G 3321
Width 600 – 1250 mm Packing Export seaworthy standard
Coil Weight 3 – 8 tons Delivery Time 15-30 working days
Production & Quality Control
Production Line
Quality Control
Factory Overview
Certifications
Certifications Display
Packaging & Shipping
Seaworthy Packaging
Frequently Asked Questions
FAQ Header
Can I get a sample before bulk order?
Yes. We can provide free A4 size samples for quality checking. For customized size or large samples, sample cost will be refunded after order confirmation.
What is your MOQ (Minimum Order Quantity)?
Our MOQ is 5 tons. However, we accept trial orders for new customers. Please contact us for specific size and quantity requirements.
What's the delivery time?
Usually 7-15 working days after receiving the deposit. For stock sizes, delivery can be arranged within 3-5 days.
What grades and standards do you supply?
We supply SPCC, DC01, Q195, ST12 and more, compliant with JIS G3141, EN 10130, and ASTM A1008 standards.
How do you ensure quality control?
We perform 100% inspection before delivery and support third-party inspections (SGS, BV, TÜV) upon request. Mill test certificates (MTC) are provided for every batch.
What is your packaging method? Will the steel rust?
All coils/sheets are packed with anti-rust paper + edge protectors + steel belts + waterproof wrap + wooden pallets to ensure seaworthy protection.

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