Table 3 Correction factors YIa1 in experiment 1
Radius r (mm) | Theoretical prestressing σ1 (MPa) | Simulation prestressing σ2 (MPa) | Experimental prestressing σ3 (MPa) | Average prestressing σa (MPa) | Correction factor YIa1 = σa/σ1 |
|---|---|---|---|---|---|
13.0 | 167.31 | 151.18 | 135.29 | 151.26 | 0.904 |
15.5 | 144.70 | 140.53 | 120.38 | 135.20 | 0.934 |
18.0 | 130.27 | 118.57 | 108.07 | 118.97 | 0.913 |
20.5 | 121.42 | 81.58 | 95.83 | 99.61 | 0.820 |