Research Article
Corrosion Behaviour of Heat-Treated Aluminum-Magnesium Alloy in Chloride and EXCO Environments
Table 9
Electrochemical corrosion rate For the 0.42% Mg specimen.
| T (sec) | NaCl solution | FeCl3 | EXCO solution | As-cast | RRA | As-cast | RRA | As-cast | RRA |
| 0 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | 1200 | 0.0117 | 0.0123 | 0.0425 | 0.0394 | 0.0370 | 0.0238 | 2400 | 0.0224 | 0.0238 | 0.0850 | 0.0468 | 0.0727 | 0.0460 | 3600 | 0.0324 | 0.0338 | 0.1254 | 0.0690 | 0.1072 | 0.0666 | 4800 | 0.0425 | 0.0443 | 0.1643 | 0.0904 | 0.1429 | 0.0871 | 6000 | 0.0511 | 0.0544 | 0.1982 | 0.1109 | 0.1725 | 0.1089 | 7200 | 0.0614 | 0.0520 | 0.2378 | 0.1307 | 0.2033 | 0.1282 |
|
|