Research Article
Evaluation of Fatigue Life of CRM-Reinforced SMA and Its Relationship to Dynamic Stiffness
Table 8
Fatigue results and fatigue prediction equations.
| CR () | (kPa) | |
(cycles) | Fatigue module | K1 | K2 | R² |
| 0 | 200 | 1188 | 15,230 | | | 1.45 | 0.89 | 300 | 3400 | 3200 | | | 1.65 | 0.85 | 400 | 9800 | 340 | | | 1.87 | 0.88 |
| 6 | 200 | 688 | 18990 | | | 1.34 | 0.94 | 300 | 2450 | 4004 | | | 1.66 | 0.922 | 400 | 6545 | 560 | | | 1.87 | 0.933 |
| 8 | 200 | 540 | 19500 | | | 1.97 | 0.94 | 300 | 2200 | 5100 | | | 1.88 | 0.951 | 400 | 4200 | 689 | | | 2.11 | 0.911 |
| 10 | 200 | 891 | 18590 | | | 2.88 | 0.944 | 300 | 1750 | 4189 | | | 2.99 | 0.935 | 400 | 6454 | 722 | | | 3.11 | 0.916 |
| 12 | 200 | 945 | 19888 | | | 2.88 | 0.899 | 300 | 3550 | 4900 | | | 2.90 | 0.970 | 400 | 7899 | 888 | | | 2.89 | 0.99 |
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