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Main values of maximum stress in MPa.
| Sample | Before Aging | After Aging | ||||
|---|---|---|---|---|---|---|
| MD | PD | 45 | MD | PD | 45 | |
| R | 277.7 ± 4.6 | 223.6 ± 6.7 | 116.9 ± 8.9 | 284.9 ± 4.7 | 223.8 ± 14.2 | 114.9 ± 4.0 |
| R/S15 | 236.6 ± 10.9 | 139.4 ± 7.6 | 84.3 ± 2.6 | 223.7 ± 3.1 | 140.9.3 ± 4.4 | 82.8 ± 17.5 |
| R/S15/Q2 | 217.0 ± 5.1 | 144.4 ± 24.3 | 97.7 ± 2.6 | 211.3 ± 4.0 | 140.2 ± 16.0 | 102.5 ± 3.2 |
