Table 4 Welding nugget diameters and chamfer circle radius of specimens
From: Structural Stress–Fatigue Life Curve Improvement of Spot Welding Based on Quasi-Newton Method
Specimen thicknesses t (mm) | Welding nugget diameter Φd (mm) | Chamfer circle radius R (mm) | ||
|---|---|---|---|---|
t1 | t2 | R1 | R2 | |
0.8 | 1.2 | 4.5 | 4.0 | 4.0 |
0.8 | 2.5 | 4.5 | 4.0 | 5.0 |
1.5 | 1.5 | 6.0 | 4.0 | 4.0 |
1.5 | 2.0 | 6.0 | 4.0 | 5.0 |
2.0 | 2.0 | 6.0 | 5.0 | 5.0 |