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Low Cost Price Prefab Metal Structure Construction Steel Exhibition Center
| Category | Component | Specification Details |
|---|---|---|
| Steel Frame | H section steel | Q235/Q345 plate thickness: 8-30mm |
| Welding | Automatic submerged arc welding | |
| Rust removal | Sand blasting SA 2.5 | |
| Surface finish | Alkyd paint or hot-dip galvanized | |
| Roof & Wall | Purlin | C/Z section steel, Q235, galvanized/painted |
| Panels | Sandwich panel (EPS, Rockwool, PU) or steel sheet | |
| Accessories | Glass cement, self-tapping screws, edge covers | |
| Support System | Bracing | Angle brace, horizontal brace, column brace (Q235) |
| Bolts | High strength bolts (M20, Grade 10.9) & Galvanized bolts |



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