| Diam. Nom. Nom. Diam. |
Ø est. out Ø |
spessore thick. |
peso weight |
| - | mm | mm | gr/m |
| 3/8" | 17 | 3 | 135 |
| 1/2" | 21,1 | 4 | 210 |
| 3/4" | 26,5 | 4 | 285 |
| 1" | 33,3 | 5 | 445 |
| 1" 1/4 | 42 | 5 | 585 |
| 1" 1/2 | 48 | 5 | 675 |
| 2" | 60 | 5 | 865 |
| 2" | 60 | 7 | 1150 |
A richiesta