| Symbol | SFmin |
|---|---|
| Unit | - |
| Attribute-ID | din3991 required safety factor S_Fmin |
| Numeric ID | 237 |
| Value Type | PMDouble |
The permissible flank pressure and the permissible tooth root stress determined according to the calculation methods ISO 10300 (2001) and ISO 10300 (2014) are reduced by the required safety factor SHmin against pitting and SFmin against root fracture, respectively. Both values are set to 1.0 by default.