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| Category | Parameters | Applications |
|---|---|---|
| Material | Q235 / Q355 structural steel, H-beam, I-beam, C/Z purlin | Workshops, warehouses, prefab houses |
| Surface Treatment | Hot-dip galvanizing, painted coating, anti-rust treatment | Coastal and industrial environments |
| Structure Type | Portal frame, truss, space frame, welded steel frame | Large-span halls, factories, sports centers |
| Wall & Roof Panel | EPS/PU/Rock wool sandwich panel, corrugated steel sheet | Energy-efficient workshops, cold storage |
| Service Life | 20–50 years (depending on material) | Long-term industrial projects |