| Material | Standard | Outer Diameter (mm)Least * Most | Thickness (mm) |
| Cold-Rolled | SPCC-1B SPCC-CQ1 | 10.0*20.0 ~ 20.0*40.0 | 0.70~1.40 0.70~2.30 |
| Hot-Rolled | SPHC / SAE1008 | 15.0*30.0 ~ 20.0*40.0 | 1.50~3.20 |
| Oval | CR thickness | HR thickness |
| 12/25 | 0.7~1.2 | |
| 15/30 | 0.8~2.0 | 1.5~2.0 |
| 16.5/34 | 0.8~2.0 | 1.5~2.0 |
| 20/40 | 0.8~1.6 | 1.5 |
| 25/50 | 0.9~1.6 | 1.5 |
| 20/60 | 0.9~1.2 | 1.5 |