| Толщина стенки, мм | Площадь поверхности в м2 1-ой тонны профиля |
| 2,0 | 65,2 |
| 2,5 | 52,1 |
| 3,0 | 43,5 |
| 3,5 | 37,3 |
| 4,0 | 32,9 |
| 5,0 | 26,5 |
| 6,0 | 22,0 |
| 7,0 | 19,0 |
| 8,0 | 16,6 |
| 9,0 | 14,5 |
| 10,0 | 13,1 |
| 11,0 | 11,8 |
| 12,0 | 10,8 |
| 14,0 | 9,3 |
| 16,0 | 8,1 |
| 17,0 | 7,6 |
| 18,0 | 7,5 |
| 20,0 | 6,7 |
| 22,0 | 6,1 |
| 25,0 | 5,5 |
| 28,0 | 5,0 |
| 30,0 | 4,7 |
| 32,0 | 4,4 |
| 40,0 | 3,5 |
