| C section steel ,C channel steel | |||
| Height (mm) | Thickness (mm) | Small Lip a (mm) | Lip b (mm) |
| 40-450 | 1.2-5 | 15-35 | 30-120 |
| Material :carbon steel | |||
| Surface treatment: HDG; Pre-gavlanized ; cold galvanized | |||
| Remark: other specification upon request: according to the customer drawing for the production | |||