| rura osłonowa rurociągu | rura zewnętrzna | wymiar | symbol katalogowy |
|---|---|---|---|
| Dz | Dzp | Dzp1 | |
| mm | mm | mm | |
| 90 | 100 | 160 | A – 90 |
| 110 | 121 | 200 | A – 110 |
| 125 | 136 | 225 | A – 125 |
| 140 | 153 | 250 | A – 140 |
| 160 | 174 | 250 | A – 160 |
| 200 | 216 | 315 | A – 200 |
| 225 | 243 | 355 | A – 225 |
| 250 | 269 | 355 | A – 250 |
| 315 | 338 | 400 | A – 315 |