Effect of Deformation and Aging on Properties of Al-4.1%Cu-1.4%Mg Aluminum Alloy

Table 4

Hardness of alloy before and after different deformation ratios.

Treatment	Initial status	After homogenization	30% cold-rolling	50% cold-rolling	70% cold-rolling
Hardness (HV)	90.1	98.6	103.8	108.2	111.7