Chemical composition of aluminum alloy Al-Zn-Mg-Cu (wt. %).

Table 1: Chemical composition of aluminum alloy Al-Zn-Mg-Cu (wt. %).

Si	Fe	Zn	Cu	Mg	Zr	Cr	Ti	Mn	Al
0.076	0.083	6.43	2.24	1.98	0.12	0.010	0.039	0.003	Bal.