Investigation on the Mechanical Properties of Powder Metallurgy-Manufactured AA7178/ZrSiO₄ Nanocomposites

Table 1

Comparison of microhardness for various conditions.

Constituents	Pristine AA7178	Double pressing double sintering		Hot pressing 2.5 wt. % ZrSiO4 nanoparticles
		2.5 wt. % ZrSiO4nanoparticles	4.5 wt. % ZrSiO4nanoparticles
Microhardness HV0.1	58	64	51	72