Research Article
Corrosion Behaviour of Heat-Treated Aluminum-Magnesium Alloy in Chloride and EXCO Environments
Table 3
Gravimetric corrosion rate (mm/yr) for the 0.91% 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 | | 1200 | 0.000 | 0.000 | 0.771 | 0.000 | 0.000 | 0.000 | | 2400 | 0.000 | 0.000 | 0.771 | 0.193 | 0.193 | 0.193 | | 3600 | 0.000 | 0.000 | 0.642 | 0.257 | 0.128 | 0.257 | | 4800 | 0.000 | 0.000 | 0.578 | 0.289 | 0.193 | 0.385 | | 6000 | 0.077 | 0.000 | 0.54 | 0.231 | 0.231 | 0.308 | | 7200 | 0.064 | 0.000 | 0.515 | 0.257 | 0.322 | 0.322 |
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