Hoberg & Driesch group
Hoberg & Driesch Sweden AB
Cylinder tubes (HP-tubes)
seamless, cold-drawn, Interior surface roller burnished or honed
Welded tubes as well as seamless tubes are used in the manufacturing of cylinder applications. Both types are stored permanently in our stock.
- Narrow inner diameter tolerances
- High quality of inner surface (low roughness values, excellent sliding characteristics)
Specification
| Inner diameter | 25 to 290 mm |
|---|---|
| Wall thickness | 4 to 25 mm |
| Tolerance | Standard H8 (to H11) |
Material and condition of delivery
| Norm | EN 10305-1 |
|---|---|
| Grade | E355+SR (stress relief annealed after cold drawing) |
Certifications and admissions
| Certificate | MTC 3.1 according to EN 10204 |
|---|