| Standard | AiSi |
|---|---|
| Grade | Q235/Q345B |
| Type | Light, Light Steel Structure Frame |
| Application | Steel Workshop,Wareshouse Etc., Storage Warehouse Structure Building |
| Tolerance | ±1% |
| Standard | ASTM |
|---|---|
| Grade | Steel |
| Type | Heavy |
| Application | Steel Structure Hangar |
| Tolerance | ±1% |