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Technical information on prefabricated steel structure building:










| Structure | Part | Specification |
|---|---|---|
| Main Structure | Frame Column and Beam | Q355B H/I Section & As drawings |
| Welding | Automatic Submerged Arc Welding | |
| Rust Removing | Shot Blasting | |
| Surface Processing | Coating or Galvanized | |
| Secondary Structure | Purlin | C/Z Purlin Size from C120-C320, Z100~Z300 |
| Bracing | Q235B L-Steel / Round Pipe / Round Bar | |
| High Strength Bolt | Grade 10.9 | |
| Roof/Wall System | Material | Sandwich Panel (PU/Glasswool/Rock Wool/EPS) or Steel Sheet |
1. Main Steel Structure: Q355B Q235B H column Beam, Square tube, angle iron.
2. Roof and Wall System: Corrugated steel sheet, Sandwich Panel (EPS/Rock wool/Fiberglass/PU).
3. Bolt Accessories: High strength bolts and standard fasteners.
We are a 22-year supplier of steel structure warehouses, workshop buildings, hangars, prefab gymnasiums, and metal garages. We provide one-stop steel structure services: design, fabrication, and installation guidance. With modern workshops and 4 production lines, we are committed to high-quality steel building production and efficient customer service.




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