Research Article
Reliability-Based Fatigue Life Prediction for Complex Structure with Time-Varying Surrogate Modeling
Table 1
The variation characteristics of three nonlinear parameters.
| Temperature (°C) | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 |
| E (MPa) | 204 | 203 | 192 | 181 | 176 | 160 | 150 | 141 | 136 | λ (W/(m°C)) | 14.7 | 15.9 | 17.8 | 18.3 | 19.6 | 21.2 | 22.8 | 23.6 | 27.6 | α (10−6°C) | 11.8 | 13 | 13.5 | 14.1 | 14.4 | 14.8 | 15.4 | 17 | 18.4 | μ (m/m) | 0.3 | 0.3 | 0.3 | 0.31 | 0.31 | 0.32 | 0.32 | 0.33 | 0.33 |
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