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Large Span Prefabricated Steel Structure Frame Pre-Engineered Metal Commercial Building
| Component | Material Specification |
|---|---|
| Main structure | Steel Welded H Section |
| Purlin | C Section Channel or Z Section Channel |
| Roof Cladding | Sandwich Panel or Corrugated Steel Sheet |
| Wall Cladding | Sandwich Panel or Corrugated Steel Sheet |
| Door | Sliding Sandwich Panel Door or Metal Door |
| Windows | PVC/Plastic Steel/Aluminum Alloy Window |
| Connecting | High Strength Bolts |



