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

Table 11

Electrochemical corrosion rate for the 1.23% 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	0.0115	0.0057	0.0298	0.0234	0.0234	0.0119
2400	0.021	0.0105	0.0565	0.0435	0.0435	0.0222
3600	0.0302	0.0148	0.0816	0.0628	0.0616	0.0308
4800	0.0386	0.0185	0.1068	0.0805	0.0805	0.0394
6000	0.0750	0.0216	0.1283	0.0985	0.0965	0.0482
7200	0.0530	0.0401	0.1509	0.1158	0.1133	0.0554