| Symbol | YδrelT |
|---|---|
| Unit | - |
| Attribute-ID | din3991 rel notch sensitivity factor Ydelrel |
| Numeric ID | 399 |
| Value Type | PMDouble |
The relative notch sensitivity factor YδrelT indicates the amount by which the theoretical stress peak lies above the strength when a fatigue fracture occurs. This depends on the material and the stress gradient. Without user input, the value is determined internally according to the corresponding calculation rule.