Research Article
Analysis on the Behavior of Nonpropagating Fatigue Cracks under Steep Stress Gradients
Table 2
Comparisons of predicted and tested data for two materials.
| Material | (mm) | (MPa) |
(MPa) | (mm) | (MPa) | (mm) | | | (mm) | | | |
| Mild steel [5] | 0.25 | 400 | 12 | 10.16 | 42 | 0.1 | 0.2 | | >0.12 | 0.23 | 6.72 | 13.75 | Mild steel [5] | 0.25 | 400 | 12 | 10.16 | 57.8 | 0.4 | 0.5 | 0.6 | >0.21 <0.85 | 0.23 | 6.72 | 13.75 | Mild steel [5] | 0.1 | 400 | 12 | 15 | 30.9 | 0.1 | | | >0.1 | 0.23 | 8.14 | 25.5 | Mild steel [5] | 0.051 | 400 | 12 | 20.32 | 27.8 | 0.5 | 0.6 | 1.1 | >0.1 | 0.23 | 9.45 | 40.9 | Mild steel [5] | 0.051 | 400 | 12 | 20.32 | 30.6 | 0.3 | 0.4 | | >0.12 | 0.23 | 9.45 | 40.9 | Mild steel [5] | 0.051 | 400 | 12 | 20.32 | 38.9 | 0.5 | 0.6 | | >0.2 | 0.23 | 9.45 | 40.9 | Steel [11] | 0.16 | 326 | 12.22 | 6 | 60.7 | 0.099 | | | >0.018 <0.15 | 0.36 | 2.24 | 13.2 | Steel [11] | 0.16 | 326 | 12.22 | 6 | 69.3 | 0.28 | | | >0.019 <0.15 | 0.36 | 2.24 | 13.2 | Steel [11] | 0.16 | 326 | 12.22 | 6 | 86.7 | 0.5 | | | >0.05 <0.14 | 0.36 | 2.24 | 13.2 | Steel [11] | 0.16 | 326 | 12.22 | 6 | 88.4 | 1.41 | | | >0.05 <0.14 | 0.36 | 2.24 | 13.2 | Steel [11] | 0.16 | 274 | 8.36 | 6 | 52 | 0.039 | | | >0.018 <1.5 | 0.24 | 2.0 | 13.2 | Steel [11] | 0.16 | 274 | 8.36 | 6 | 60.7 | 0.25 | | | >0.017 <0.63 | 0.24 | 2.0 | 13.2 | Steel [11] | 0.16 | 244 | 6.38 | 6 | 43.3 | 0.029 | | | >0.02 <0.8 | 0.17 | 1.94 | 13.2 | Steel [11] | 0.16 | 244 | 6.38 | 6 | 52 | 0.125 | | | >0.03 <1.4 | 0.17 | 1.94 | 13.2 | Steel [11] | 0.16 | 244 | 6.38 | 6 | 60 | 0.37 | | | >0.1 <0.7 | 0.17 | 1.94 | 13.2 |
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