G550 Az150 Az70 Za55 Aluzinc Coil Strip Zincalume Galvalume Steel Coil

Customization: Available
After-sales Service: Quality Guarantee
Warranty: 10 Years

Product Description

Basic Information
Model NO.
DX51D+AZ
Standard
ASTM, JIS, GB, AISI, DIN, BS
Certification
ISO
Surface Treatment
Galvanized
Technique
Cold Rolled
Application
Boiler Plate
Edge
Slit edge
Zinc Coating
30-275G/M2
Width
600-1500mm
Thickness
0.12-6.0mm
Coil Weight
4-5 tons
Feature
Durable, Rust and Corrosion Resistance
Product Description

G550 Az150 az70 za55 aluzinc coil strip Zincalume Galvalume Steel Coil

Specification Details
Thickness0.12 ~ 6.0 mm
Width600-1500 mm
Zinc Coating30 ~ 275 G/M2
Coil ID508 / 610 MM
Coil Weight3-5 Tons
StandardASTM-A653; JIS G3302; EN10147; EN10326 etc.
HardnessSoft hard (HRB60), medium hard (HRB60-85), full hard (HRB85-95)
Surface StructureRegular spangle, Minimum spangle, Zero spangle, Big spangle
Surface TreatmentChromated/Non-Chromated, Oiled/Non-oiled, Skin pass
Detailed Photos
Different Surface Options: Small, Large, Zero Spangle
Zero Spangle
Big Spangle
Mini Spangle
Galvalume Steel Coil
Galvalume steel coil

The surface of the galvanized steel sheet presents a unique smooth, flat and gorgeous star flower, and the base color is silver-white. The special coating structure makes it have excellent corrosion resistance. The normal service life of the aluminum-zinc plate can reach 25 years. It has good heat resistance and can be used in high temperature environments up to 315°C. The coating composition is 55% aluminum, 43.4% zinc, and 1.6% silicon by weight.

Product Parameters
Technical Standard Content
Steel Grade DX51D+AZ
Spangle Type Minimized Spangle (M)
Chemical Treatment Chemically Passivated (C)
Oil Treatment Not Oiled
Zinc Coating Range Z30 -- 275
Chemical Composition (% by mass max)
Steel Grade C Si Mn P S Ti
DX51D 0.18 0.5 1.2 0.12 0.045 0.3
Quality Control & Certifications
PRE-SALE SERVICE:
1. ISO Verified Outstanding Manufacturer
2. Third-party inspections: SGS, BV, CE, COC, AI, etc.
Certification
Quality Control
Packaging & Shipping
Shipping Info
Packaging
Coil Loading
Coil Protection
Production Flow
1. Uncoiler → 2. Welder → 3. Entry Looper → 4. Pre-treatment → 5. Annealing Furnace → 6. Zinc Pot → 7. Cooling Tower → 8. Water Quench Tank → 9. Skin Pass → 10. Tension Leveler → 11. Passivation Coater → 12. Exit Looper → 13. Recoiler
Factory Overview
Production Line 1
Production Line 2
Warehouse 1
Warehouse 2
Frequently Asked Questions
Q1: What is the main advantage of Galvalume over Galvanized steel? A1: Galvalume steel (Al-Zn coating) offers significantly higher corrosion resistance, often lasting 2-4 times longer than standard galvanized steel in similar environments.
Q2: Can Galvalume steel be used in high-temperature environments? A2: Yes, it has excellent heat resistance and can withstand temperatures up to 315°C without discoloration or oxidation.
Q3: What spangle types are available? A3: We provide Regular, Minimum, Zero, and Big spangles to meet different aesthetic and application requirements.
Q4: What is the typical thickness range for your coils? A4: Our thickness range spans from 0.12mm to 6.0mm, catering to both lightweight and heavy-duty industrial needs.
Q5: Is third-party inspection supported before shipping? A5: Absolutely. We support inspections from SGS, BV, CE, and other international agencies to ensure quality standards.
Q6: What are the standard delivery times for large orders? A6: Production typically takes 15-30 working days depending on the specifications and quantity required.

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