Fig. 7
From: Corrosion behavior of Fe amorphous/Al-12Si piston composites with core-shell structure

SEM analysis of corrosion surface morphology after 168 h immersion in corrosive agent: (a) Al-12Si; (b) 2% Fe; (c) 5% Fe; (d) 10% Fe; (e) 20% Fe.
From: Corrosion behavior of Fe amorphous/Al-12Si piston composites with core-shell structure

SEM analysis of corrosion surface morphology after 168 h immersion in corrosive agent: (a) Al-12Si; (b) 2% Fe; (c) 5% Fe; (d) 10% Fe; (e) 20% Fe.