Reliable Dx52D+Z for Garage Doors and Roofing Sheets Premium High Strength Gl Steel Coil

• Customization: Available
• After-sales Service: 3 Years
• Warranty: 1 Years
• Standard: ASTM, JIS, GB, AISI, BS
• Certification: ISO, BV
• Surface Treatment: Chromated,Oiled,Dry,Skin Passed
• Technique: Cold Rolled
• Stock: Stock
• Product Name: Gl Steel Coil/ Sheet
• Material Grade: DC51D+Az/ DC52D+Az/ DC53D+Az/ DC54D+Az/ DC56D+Az/
• OEM / ODM: Accepted
• Width: 600 – 1250 mm
• Length: 1000~6000 mm
• Surface Finish: Bright / Smooth / Matte
• Features: Excellent Corrosion Resistance, High Strength, Goo
• Mill: Baosteel / Shougang/Tisco
• Tolerance: ± 1%
• Brand Name: Rarlon
• Inspection: Mtc, Third Party Inspection
• Skin Pass: Yes
• Shape: Plate, Coil, Sheet
• Coil Weight: 3-8mt
• Coating Composition: 55% Al, 43.5% Zn, 1.5% Si
• Transport Package: Export Seaworthy Standard
• Specification: 0.25 – 2.0 mm
• Origin: Tianjin, China

Product Description

Product Description

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.

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

Product Name	Aluzinc Steel Coil / Galvalume Steel Sheet	Grade	DC51D+AZ/ DC52D+AZ/ DC53D+AZ/ DC54D+AZ/ DC56D+AZ/ DC57D+AZ HC260LAD+AZ/ HC300LAD+AZ/ HC340LAD+AZ/ HC380LAD+AZ/ HC420LAD+AZ/ HC460LAD+AZ/ HC500LAD+AZ
Thickness	0.13 – 2.0 mm	Standard	GB/T 2518/ GB/T 32700 EN 10346 ASTM A792/A792M JIS G 3321 (SGLCC/ SGLCD1/ SGLCD2/ SGLCD3/ SGLCD4 )
Width	600 – 1250 mm	Packing	Export seaworthy standard
Coil Weight	3 – 8 tons	Delivery Time	15-30 working days

Company Profile

Certifications

Packaging & Shipping

FAQ

Q1: 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.
Q2: 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.
Q3: 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.
Q4: What grades and standards do you supply?
We supply SPCC, DC01, Q195, ST12 and more, compliant with JIS G3141, EN 10130, ASTM A1008 standards. If you need other grades, contact us for availability.
Q5: 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.
Q6: What is your packaging method? Will the steel rust during shipping?
 All coils/sheets are packed with anti-rust paper + edge protector + steel belt + waterproof wrap + wooden pallet to ensure seaworthy protection. We also apply rust-proof oil if required.