Research Article
Corrosion Behaviour of Heat-Treated Aluminum-Magnesium Alloy in Chloride and EXCO Environments
Table 6
Gravimetric corrosion rate (mm/yr) For the 1.81% Mg specimen.
| Days | NaCl solution | FeCl3 | EXCO solution | As-cast | RRA | As-cast | RRA | As-cast | RRA |
| 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 7 | 0.000 | 0.000 | 0.771 | 0.771 | 0.771 | 0.385 | 14 | 0.000 | 0.000 | 0.771 | 0.771 | 0.771 | 0.385 | 21 | 0.000 | 0.000 | 0.642 | 0.514 | 0.514 | 0.385 | 28 | 0.000 | 0.000 | 0.578 | 0.578 | 0.482 | 0.289 | 35 | 0.000 | 0.000 | 0.54 | 0.54 | 0.463 | 0.231 | 42 | 0.000 | 0.000 | 0.45 | 0.45 | 0.45 | 0.257 |
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