Sep 2025
Mechanical properties of nuts
| Property class |
Mechanical property |
|
Thread-Ø |
| to M4 |
> M4 to M7 |
> M7 to M10 |
> M10 to M16 |
> M16 to M39 |
| 04 |
Stress under proof load, Sp' [N/mm²] |
|
380 |
380 |
380 |
380 |
380 |
Vickers hardness HV
| min. |
188 |
188 |
188 |
188 |
188 |
| max. |
302 |
302 |
302 |
302 |
302 |