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| Średnica węża DN |
Wymiar AD pod rurkę |
D [mm] |
B [mm] |
System oznaczeń |
Symbol |
| 6 | 6 | 3.5 | 30 | 8 | P31 06 06S |
| 6 | 8 | 4.0 | 30 | 6 | P31 06 08S |
| 6 | 10 | 4.0 | 30 | 7 | P31 06 10S |
| 8 | 10 | 5.5 | 30 | 6 | P31 08 10S |
| 8 | 12 | 5.5 | 32 | 7 | P31 08 12S |
| 10 | 12 | 7.0 | 32 | 8 | P31 10 12S |
| 10 | 14 | 7.0 | 34 | 6 | P31 10 14S |
| 10 | 16 | 7.0 | 37 | 7 | P31 10 16S |
| 13 | 14 | 10.0 | 36 | 7 | P31 13 14S |
| 13 | 16 | 10.0 | 38 | 6 | P31 13 16S |
| 16 | 20 | 13.0 | 38 | 6 | P31 16 20S |
| 20 | 25 | 15.0 | 41 | 6 | P31 20 25S |
| 25 | 30 | 21.0 | 46 | 6 | P31 25 30S |
| 32 | 38 | 27.0 | 46 | 6 | P31 32 38S |