Uneven Precipitation Behavior during the Solutionizing Course of Al-Cu-Mn Alloys and Their Contribution to High Temperature Strength

Table 1

Chemical composition of the studied alloys (wt.%).

Alloy	Cu	Mn	Si	Mg	Fe	Al
A1	2.04	0.998	0.064	0.0009	0.130	Bal.
A2	4.54	0.917	0.059	0.0004	0.131	Bal.
A3	7.41	1.01	0.061	0.0006	0.138	Bal.