Table 3.
Mechanical properties and sensitivity of hydrogen embrittlement after SSRTT for M10B.
| Strain Rate | Humidity | Fracture Strength/MPa | Elongation /% |
PSE/GPa•% | Sensitivity of HE /% | CH/wppm |
|---|---|---|---|---|---|---|
| 10−4 s−1 | Air (about 40% RH) |
1380 | 30.3 | 41.81 | 0 | 0.43 ± 0.04 |
| 10−4 s−1 | 60% RH | 1330 | 29.2 | 38.84 | 3.6 | 0.48 ± 0.05 |
| 80% RH | 1260 | 22.5 | 28.35 | 25.7 | 0.91 ± 0.14 | |
| 100% RH | 1200 | 20.87 | 25.04 | 31.1 | 1.35 ± 0.08 | |
| 10−6 s−1 | 60% RH | 1050 | 10.1 | 10.61 | 67.0 | 2.13 ± 0.21 |
| 80% RH | 1030 | 7.3 | 7.52 | 75.9 | 2.31 ± 0.15 | |
| 100% RH | 1010 | 6.6 | 6.67 | 78.2 | 2.23 ± 0.27 |