Rare Earth Metal-Based Intermetallics Formation in Al–Cu–Mg and Al–Si–Cu–Mg Alloys: A Metallographic Study

Table 1

Chemical composition of the two base alloys used in the present work.

Alloy code	Element (wt.%)
	Cu	Si	Mg	Fe	Mn	Ti	Zr	V	Ni	Sr	La	Cr
B0	2.40	1.20	0.40	0.40	0.60	<0.05	0.00	0.00	0.00	0.00	0.00	0.00
D0	2.40	8.00	0.40	0.40	0.60	<0.05	0.00	0.00	0.00	0.00	0.00	0.00