508mm Hot Dip Galvanized Steel Coils 0.12-3.0mm Thickness Z30-Z275 Coating for Construction and Automotive
Industrial-grade 508mm inner diameter hot-dipped galvanized steel coils with thickness range 0.12-3.0mm and zinc coating options from Z30 to Z275. Features multiple material grades including DX51D and SGCC, with comprehensive quality testing and ISO 9001 certification. Ideal for construction, automotive, and agricultural applications with custom processing services available.
Products
galvanized steel coil
Place of Origin
China
Packaging Details
standard packing for export
Coil ID
508mm
Service
cutting
Zinc coating
Z40 - Z275
Product Description
Product Overview
508mm inner diameter hot-dipped galvanized steel coils with zinc coating options from Z30 to Z275. Available in thicknesses from 0.12mm to 3.0mm and lengths from 2-12 meters.
Technical Specifications
| Parameter | Specification |
|---|---|
| Material Grades | DX51D, SGCC, SGCH, Q195, Q235, DC51D, S350GD+Z, S550GD+Z |
| Thickness Range | 0.12-3.0mm (±0.02mm tolerance) |
| Width Range | 600-1500mm |
| Zinc Coating | 30g-275g/m² (Z30-Z275) |
| Coil Weight | 3-7 Tons |
| Spangle Types | Regular, minimal, zero, big spangle |
| Surface Treatment | Passivating, Oiling, AFP, Filming |
| Standards | ASTM, ANSI, AISI, JIS, SUS, DIN, GB |
| Certifications | ISO 9001-2008, SGS, CE, BV |
Mechanical Properties
| Usage | Grade | Yield Strength (MPa) | Tensile Strength (MPa) |
|---|---|---|---|
| Punching | DC51D+Z | - | 270-500 |
| Punching | DC52D+Z | 140-300 | 270-420 |
| Punching | DC53D+Z | 140-260 | 270-380 |
| Structure | S280GD+Z | ≥280 | ≥360 |
| Structure | S350GD+Z | ≥350 | ≥420 |
| Structure | S550GD+Z | ≥550 | ≥560 |
Applications
- Building construction: roofing, doors, windows, roller shutters
- Automotive industry: vehicle shells, chassis, doors, truck lids
- Electrical appliances: refrigerator seats, shells, freezer components
- Agricultural equipment and fencing systems
- Pipe manufacturing and structural components
Processing Services
- Welding, punching, cutting, bending, and decoiling
- Cut large coils into small coils or strips for shipping
- Open flat coils into steel plates with custom dimensions
- Surface anti-rust treatment with black paint
Quality Assurance
- Surface quality testing and inspection
- Salt spray testing for corrosion resistance evaluation
- Flexibility impact testing for coating durability
- Coating cup drawing testing for deformation resistance
- Minimum zinc coating of 25g/m² guaranteed
Production Capacity
Annual production capacity of 1,600,000 tons with experienced technical team specializing in galvanized steel products for over 10 years.
Product Images
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