Research Article

Microstructure Changes and Improvement in the Mechanical Properties of As-Cast AlSi7MgCu0.5 Alloy Induced by the Heat Treatment and ECAP Technique at Room Temperature

Figure 2

As-cast microstructure of AlSi7MgCu0.5 alloy observed by (a) LM after etching and (b) SEM after deep etching.
(a)
(b)