Research Article
Environmental and Material Influences on the Stress-Corrosion Cracking of Steel in H2O–CO–CO2 Solutions
Table 5
Potential-dependent results of samples tested in 25% CO–75% CO2 at 45°C.
| Potential | | | | Elongation | | Reduction in area | (mV) | (mm) | (mm) | (mm) | (%) | (mm) | (%) |
|
−600
| 8.9 | 26.3 | 35.2 | 23.11 | 3.05 | 41.85 |
−585
| 13.2 | 20.9 | 34.1 | 18.1 | 3.34 | 30.27 |
−575
| 17.8 | 15.3 | 33.1 | 13.6 | 3.64 | 17.19 |
−550
| 15.8 | 17.9 | 33.7 | 16.4 | 3.56 | 21.68 |
−550
| 8.0 | 26.9 | 34.9 | 21.86 | 3.19 | 36.4 |
−525
| 12.9 | 19.45 | 32.35 | 10.4 | 3.45 | 25.6 |
−500
| 24.9 | 8.0 | 32.9 | 12.98 | 3.57 | 20.34 |
−500
| 26.15 | 8.2 | 34.35 | 19.5 | 3.05 | 41.86 |
−475
| 10.95 | 22.7 | 33.65 | 16.2 | 3.16 | 37.59 |
−450
| 23.8 | 10.8 | 34.6 | 20.8 | 2.9 | 47.43 |
|
|