Strong-25 Heavy Duty Hand Cutting Torch covering a range of metal thickness up to 250mm (10”). The below numerical values are all approximations.
| Size | Orifice (φmm) | Thickness to be cut (mm) | Cutting Speed (mm/min.) | Pressure (kgf/cm2) | |
| Oxygen | Gas | ||||
| 00 | 0.8 | 3～5 | 700～660 | 2.0 | 0.2 |
| 0 | 1.0 | 5-10 | 660～550 | 2.0 | 0.2 |
| 1 | 1.2 | 10-20 | 550～490 | 3.0 | 0.3 |
| 2 | 1.4 | 15-30 | 490～400 | 3.0 | 0.3 |
| 3 | 1.6 | 25-50 | 400～350 | 3.0 | 0.3 |
| 4 | 1.9 | 40-80 | 350～320 | 4.0 | 0.4 |
| 5 | 2.3 | 60-150 | 320～200 | 4.0 | 0.4 |
| 6 | 2.7 | 120-200 | 200～150 | 4.0 | 0.4 |
| 7 | 3.0 | 150-250 | 150～80 | 5.0 | 0.5 |
| 8 | 3.4 | 200-300 | 80～45 | 5.0 | 0.5 |
