Table 4 Correction factors YIa8 in experiment 8
Radius r (mm) | Theoretical prestressing σ1 (MPa) | Simulation prestressing σ2 (MPa) | Experimental prestressing σ3 (MPa) | Average prestressing σa (MPa) | Correction factor YIa8 = σa/σ1 |
|---|---|---|---|---|---|
36.5 | 95.66 | 87.07 | 76.73 | 86.49 | 0.904 |
39.5 | 88.58 | 76.44 | 70.18 | 78.40 | 0.885 |
44.5 | 80.10 | 70.35 | 65.05 | 71.83 | 0.897 |
49.5 | 74.05 | 64.03 | 54.60 | 64.23 | 0.867 |