Induction hardened and ground hollow shafts
NI-WH
Products / Linear shafts and customized precision shafts /
| Outer diameter | Inner diameter | Weight per meter | Shaft code number | Standard length | Hardening depth Rht DIN 6773 (max) | Standard tolerance ISO h6 |
| mm | mm | kg | mm | mm | µm | |
| 16 | 7.0 | 1.28 | NI-WH16 | 3000 | 0.6 - 1.6 | 0 /-11 |
| 20 | 14.0 | 1.25 | NI-WH20 | 6000 | 0.9 - 1.6 | 0 /-13 |
| 25 | 15.6 | 9.91 | NI-WH25 | 6000 | 0.9 - 1.8 | 0 /-13 |
| 30 | 18.3 | 3.50 | NI-WH30 | 6000 | 0.9 - 2.0 | 0 /-13 |
| 40 | 28.0 | 4.99 | NI-WH40 | 6000 | 1.5 - 2.5 | 0 /-16 |
| 50 | 29.7 | 9.91 | NI-WH50 | 6000 | 1.5 - 3.0 | 0 /-16 |
- By request we can supply shaft diameters in no listed dimensions with special lenghts and tolerances
- Surface hardness: 60-64 HRC
- Surface roughness: max Ra = 0.2 microns
- Straightness: max 0.12mm/meter depending on diameter
- Roundness: max. 0,007 mm depending on diameter
- Lengths tolerances: ±200 mm
- Steel grades: C60; C45
- On request: other steel grades(for ex: Ck55)




