Table 9: Evaluation of exfoliation corrosion results.

Aging schemeLevelAging schemeLevel

180°C/12 hED190°C/12 h + 240°C 20 min + 190°C/12 hP
190°C/12 hEC190°C/12 h + 240°C 20 min + 190°C/12 hP
200°C/12 hED190°C/12 h + 240°C 20 min + 190°C/12 hP
105°C/4 h + 180°C/14 hEB190°C/12 h + 240°C 20 min + 190°C/12 hP
115°C/10 h + 200°C/16 hEA190°C/12 h + 240°C 20 min + 190°C/12 hN
135°C/8 h + 190°C/12 hEA190°C/12 h + 240°C 20 min + 190°C/12 hN