0.09–3.8mm Hot Dipped Galvanized Steel Coil Z60–Z275 with 1000–1250mm Width and 12–25% Elongation for Industrial Applications

1. Product Overview

Hot dipped galvanized steel coils are manufactured by applying a zinc coating through a continuous hot-dip process, forming a stable protective layer on the steel surface. This coating improves corrosion resistance and extends service life under various environmental conditions.

The width range of 1000–1250 mm combined with controlled elongation performance makes the material suitable for both industrial processing and structural fabrication.

2. Technical Solution

Product performance is based on:

• Hot dip galvanizing with controlled coating weight (Z60–Z275)
• Zinc acting as barrier protection and sacrificial layer
• Balanced strength and elongation for forming and structural use
• Uniform coating thickness ensuring stable downstream processing

Elongation of 12–25% supports forming operations, while yield strength of 195–420 MPa ensures load-bearing capacity.

3. Specifications

4. Application

• Structural steel components
• Roofing and wall cladding
• Automotive parts and panels
• HVAC ducts and ventilation systems
• Electrical cabinets and appliance panels
• General sheet metal fabrication

5. Processing

• Slitting into narrow strips
• Cut-to-length sheet production
• Roll forming and bending
• Stamping and drawing
• Surface coating or painting

6. Advantages

• Wide width suitable for mainstream production lines
• Controlled elongation for stable forming performance
• Adjustable zinc coating for different corrosion environments
• Stable mechanical properties for structural applications
• Multiple surface treatments for storage and further processing

7. How to Choose

• Outdoor environment → select higher coating (Z200–Z275)
• Forming process → prioritize elongation ≥18%
• Structural use → select higher yield strength grade
• Painting requirement → choose chromated or clean surface
• Production line matching → confirm coil ID and coil weight

8. FAQ

Q1: Why is elongation important in galvanized coils?
Elongation affects forming performance and helps prevent cracking during bending or stamping.

Q2: What coating level is suitable for outdoor use?
Higher coating levels such as Z200–Z275 are typically used for better corrosion resistance.

Q3: Can coils be processed into sheets?
Yes, coils are commonly slit or cut into sheets depending on application requirements.

Q4: What coil size is compatible with standard equipment?
Coil IDs of 508 mm and 610 mm are widely used in industrial processing lines.

Q5: Which surface treatment is suitable for storage?
Oiled or chromated surfaces are typically used to reduce oxidation during transport and storage.