Table 5 Initial correction parameters (C1)
From: Structural Stress–Fatigue Life Curve Improvement of Spot Welding Based on Quasi-Newton Method
SFFXY | SFFZ | SFMXY |
1 | 0.6 | 0.6 |
DEFXY | DEFZ | DEMXY |
0 | 0 | 0 |
TEFXY | TEFZ | TEMXY |
0 | 0.5 | 0.5 |
From: Structural Stress–Fatigue Life Curve Improvement of Spot Welding Based on Quasi-Newton Method
SFFXY | SFFZ | SFMXY |
1 | 0.6 | 0.6 |
DEFXY | DEFZ | DEMXY |
0 | 0 | 0 |
TEFXY | TEFZ | TEMXY |
0 | 0.5 | 0.5 |