Improvement of Mechanical Behavior of FSW Dissimilar Aluminum Alloys by Postweld Heat Treatments

Table 1

AA6262 and AA5456 alloy compositions.

Chemical elements	AA6262 in %	AA5456 in %
Mn	0.15–0.20	1.2–1.5
Fe	0.7–0.9	0.45–.5
Mg	1.3–1.5	5.5–6.0
Si	0.8–1.0	0.3–0.5
Zn	0.25–0.30	0.15–0.25
Ti	0.15–0.32	0.5–0.75
Cr	0.15–0.35	0.25–0.45
Cu	0.10–0.15	0.15–0.20
Bi	0.4–0.5	-
Pb	0.8–1.5	-
Al	Balance	Balance