A Systematic Review on the Mechanical, Tribological, and Corrosion Properties of Al 7075 Metal Matrix Composites Fabricated through Stir Casting Process

Table 2

Properties of Al, Mg, and Ti [7].

Properties	Al	Mg	Ti
Crystal structure	FCC	hcp	hcp
Density@20°C	2.70 (g/cm^3)	1.74 (g/cm^3)	4.4 (g/cm^3)
Coefficient of thermal expansion 20–100°C	23.6 10^−6/C	25.2 10^−6/C	8.5 10^−6/C
Elastic modulus (MPa)	68.9 × 10^6	44.1 × 10^6	110 × 10^6
Tensile strength (MPa)	320 (for A380)	240 (for AZ91D)	434
Melting point (°C)	660	650	1660