| DN | Steel pipe diameter od | Carrier pipe wall thickness | Outer diameter (OD) of the casing jacket | Maximum bend angle for a pipe with L=6m | Maximum bend angle for a pipe with L=12m | Minimum bend radius Rm |
| [mm] | [mm] | [mm] | [˚] | [˚] | [m] | |
| 20 | 26,9 | 2,6 | 90 | 35 | – | 9,9 |
| 25 | 33,7 | 2,6 | 90 | 31 | – | 11,1 |
| 32 | 42,4 | 2,9 | 110 | 24 | 48 | 14,3 |
| 40 | 48,3 | 2,9 | 110 | 21 | 42 | 16,3 |
| 50 | 60,3 | 2,9 | 125 | 20 | 40 | 19,1 |
| 65 | 76,1 | 3,2 | 140 | 18 | 36 | 16,0 |
| 80 | 88,9 | 3,2 | 160 | 17 | 34 | 20,2 |
| 100 | 114,3 | 3,6 | 200 | – | 26 | 26,4 |
| 125 | 139,7 | 3,6 | 225 | – | 22 | 31,2 |
| 150 | 168,3 | 4,0 | 250 | – | 18 | 38,2 |
| 200 | 219,1 | 4,5 | 315 | – | 14 | 49,1 |
| 250 | 273,0 | 5,0 | 400 | – | 11 | 62,5 |
| 300 | 323,9 | 5,6 | 450 | – | 9 | 76,4 |
| 350 | 355,6 | 5,6 | 500 | – | 8 | 85,9 |
| 400 | 406,4 | 6,3 | 560 | – | 8 | 85,9 |
| 500 | 508,0 | 6,3 | 630 | – | 8 | 85,9 |
In the range of diameters DN20 – DN80, pipes are bent mechanically on the construction site.
When ordering, please specify the diameter, wall thickness, bend radius, bend angle and length of the section.
Other pipe thicknesses are available on request.
