Corrosion Behaviour of Heat-Treated Aluminum-Magnesium Alloy in Chloride and EXCO Environments

Table 14

Electrochemical corrosion rate for the 2.02% Mg specimen.

T (sec)	NaCl solution		FeCl3		EXCO solution
	As-cast	RRA	As-cast	RRA	As-cast	RRA
0	0	0	0	0	0	0
1200	0.0117	0.0242	0.0119	0.0058	0.0117	0.0058
2400	0.0222	0.046	0.0226	0.0107	0.0222	0.0107
3600	0.034	0.0653	0.0314	0.0151	0.032	0.0148
4800	0.0386	0.0838	0.0402	0.0189	0.0419	0.0189
6000	0.0452	0.1027	0.0472	0.0216	0.0493	0.0226
7200	0.0505	0.1183	0.053	0.0246	0.0554	0.0259