
| Diamètre en pouce | 1/8 | 1/4 | 3/8 | 1/2 | 3/4 | 1 | 1 1/4 | 1 1/2 | 2 | 2 1/2 | 3 | 4 | 5 | 6 |
| Diamètre nominal DN |
6 | 8 | 10 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 |
| Dénomination française | 5–10 | 8–13 | 12–17 | 15–21 | 20–27 | 26–34 | 33–42 | 40–49 | 50–60 | 66–76 | 80–90 | 102–114 | 127–140 | 152–165 |