| Pouces: | Øintérieur / Ø extérieur ( en mm ) | Ø Nominal ( Passage réel ) | Ø Extérieur |
| 1/8" | 5/10 | DN 6 | Ø 10,2 |
| 1/4" | 8/13 | DN 8 | Ø 13,5 |
| 3/8" | 12/17 | DN 10 | Ø 17,2 |
| 1/2" | 15/21 | DN 15 | Ø 20 |
| 3/4" | 20/27 | DN 20 | Ø 25 |
| 1" | 26/34 | DN 25 | Ø 32 |
| 1"1/4 | 33/42 | DN 32 | Ø 40 |
| 1"1/2 | 40/49 | DN 40 | Ø 50 |
| 2" | 50/60 | DN 50 | Ø 63 |
| 2"1/4 | 60/70 | DN 60 | Ø 70 |
| 2"1/2 | 66/76 | DN 65 | Ø 75 |
| 3" | 80/90 | DN 80 | Ø 90 |
| 3"1/2 | 90/102 | DN 90 | Ø 100 |
| 4" | 102/114 | DN 100 | Ø 110 |
| 5" | 125/139 | DN 125 | Ø 125 |