NEWS
S320GD Galvanized Steel Coil is widely recognized in the global steel market as a reliable structural material that combines high strength with long-term corrosion protection. As construction, infrastructure, and industrial projects continue to expand, demand for stable and consistent S320GD Galvanized Steel Coil has increased steadily. Recently, a new batch of S320GD Galvanized Steel Coil was successfully prepared, inspected, and shipped for overseas structural applications, reflecting stable supply capability and mature export operations.
This shipment mainly involved S320GD Galvanized Steel Coil used for roll-formed structural components, including purlins, support frames, and load-bearing profiles. Compared with lower-strength galvanized grades, S320GD Galvanized Steel provides higher yield strength, allowing engineers to achieve safer structural designs while optimizing material usage. This makes it especially suitable for projects where both strength and cost efficiency are important.
During production, strict control was applied from steel substrate selection to hot-dip galvanizing. The continuous galvanizing process ensures that zinc coating is evenly distributed across the surface, forming a strong protective layer that effectively prevents corrosion. This is particularly important for export orders, as materials often face long transportation times and varying climate conditions.
- Shipment Coil Specifications
| Item | Description |
| Steel Grade | S320GD Galvanized Steel |
| Thickness Range | 1.0 – 2.5 mm |
| Width Range | 1000 – 1250 mm |
| Zinc Coating | Z180 / Z275 |
| Standard | EN 10346 |
Before shipment, each coil underwent detailed inspection, including thickness tolerance, width accuracy, surface appearance, and zinc coating weight. Mechanical testing was also conducted to confirm yield strength and tensile strength compliance. These steps help ensure that customers receive materials that perform consistently during forming, cutting, and installation.
At GNEE STEEL, all inspection data is recorded and traceable. Test reports and quality documents are prepared for each batch of S320GD Galvanized Steel, providing transparency and confidence for customers. This strict quality management approach ensures that every shipment meets both technical standards and practical application needs.
- Available Steel Grade
| Steel grade | Coating | Yield(MPA) | Tensile(MPA) | Elongation(%) |
| DX51D | Z,ZF | -- | 270-500 | 20 |
| DX52D | Z,ZF | 140-300 | 270-420 | 22 |
| DX53D | Z,ZF | 140-260 | 270-380 | 26 |
| DX54D | Z,ZF | 140-220 | 270-350 | 30 |
| S220GD | Z,ZF | 220 | 300 | 18 |
| S250GD | Z,ZF | 250 | 330 | 17 |
| S280GD | Z,ZF | 280 | 360 | 16 |
| S320GD | Z,ZF | 320 | 390 | 15 |
| S350GD | Z,ZF | 350 | 420 | 14 |
| S400GD | Z,ZF | 400 | 470 | -- |
| S450GD | Z,ZF | 450 | 530 | -- |
| S500GD | Z,ZF | 500 | 560 | -- |
