High Performance Galvanized Steel Sheets Dx51Dz S550Gdz China Factory Suppliers
Our galvanized steel sheets are available in high-performance grades DX51D+Z, DX52D+Z, and S550GD+Z. Made with a cold-rolled steel base and a zinc coating, they are designed to provide corrosion resistance and structural integrity for industrial, automotive, and architectural applications.
With more than three decades of metallurgical expertise and an annual production capacity of 10 million tons, we supply coils and sheets for projects with varied requirements. Select a zero-spangle finish for a smooth appearance or regular spangle for industrial use. These galvanized steel products balance surface options, performance, and durability to support a range of applications.
Product Specifications
| Applicable Standards | ASTM, EN, DIN, GB, JIS | Available Grades | DX51D+Z, DX52D+Z, S550GD+Z |
|---|---|---|---|
| Base Material | Cold Rolled Steel | Zinc Spangle Options | Zero, Small, Regular, Large Spangle |
| Minimum Order Quantity | 1 Ton | Delivery Lead Time | 5-14 Days |
| Trade Terms | FOB, CRF, CIF, EXW | Packing Method | Plastic film + Kraft paper + Strapping + Wooden pallet/Box |
| Annual Production Capacity | 10 Million Tons | Customization | Available upon request |
Key Advantages of Galvanized Steel Sheets
Corrosion Protection
The zinc coating helps protect the steel against rust and atmospheric oxidation, including in demanding environments.
5–14 Day Lead Time
Efficient logistics and available stock support delivery of global orders within the stated 5 to 14 business days.
Multiple International Standards
Products are available to ASTM, EN, DIN, GB, and JIS standards to suit a range of project requirements.
Choice of Surface Finish
Choose from zero, small, regular, or large spangle finishes to match the surface and functional needs of your project.
Structural Strength
A cold-rolled steel base supports structural stability and load-bearing performance across suitable applications.
Protective Packing
Packing can include plastic film, kraft paper, strapping, and wooden pallets or boxes to help protect products during transit.
Galvanized Steel Sheet Gallery
Steel Production and Management Capabilities
Integrated Steel Production
Our operations cover the process from coal washing and coking through final rolling and global distribution.
Research and Development
Dedicated R&D centers work to optimize the chemical composition of high-strength structural steels.
Quality Assurance
Quality processes are applied across the production line, which has an annual capacity of 10 million tons.
Global Logistics
Our supply chain supports large-volume exports to customers around the world.
Resource Integration
Integrated power generation and oxygen production support cost-efficient manufacturing.
Diverse Steel Portfolio
Our product range includes shipbuilding steel and high-strength automotive plates.
Product Comparison
| Performance Metric | Standard Galvanized Steel | DX51D/S550 Premium Range |
|---|---|---|
| Corrosion Life | 3-5 Years | 10-20 Years |
| Surface Uniformity | Variable | High Precision |
| Structural Rigidity | Standard | Enhanced |
| Lead Time | 30+ Days | 5-14 Days |
| Waste Reduction | Moderate | Minimal |
Frequently Asked Questions
DX51D is commonly used for general commercial applications and forming. S550GD is a high-strength structural grade intended for load-bearing applications in construction.
Zero or small spangle is recommended for automotive structures when a smoother surface is needed for subsequent painting and coating processes.
Yes. Galvanized steel sheets are supplied with Mill Test Certificates (MTC) verifying compliance with the requested ASTM, EN, DIN, GB, or JIS standards.
The standard minimum order quantity (MOQ) is 1 Ton and applies to most galvanized and cold-rolled product lines.
The multi-layer packing method uses plastic film, kraft paper, steel strapping, and wooden pallets or boxes to help limit moisture exposure and physical damage during transport.
Yes. In addition to galvanized sheets, our product range includes structural steel for bridges, shipbuilding steel, and vessel steel.