Material Properties Aluminum Alloy 2024 T4 Temper admin May 20, 2016 Material Properties for Aluminum Alloy 2024 T4 Temper Physical specifications of materials. Materials Aluminum Alloy 2024 Description T4 Temper Density g/cc 2.78 lb/in^3 0.1 Hardness Brinell unless specified 120 Tensile Strength ultimate Mpa 469 Ksi 68.005 Yield Strength MPa 324 Ksi 46.98 Modulus of Elasticity Gpa 73 10^6 Psi 10.579710128 Poisson’s Ratio 0.33 %Elongation at break 19 %Reduction of area Izod Impact J Ft-lb Fracture Toughness Mpa(m)^0.5 34 Ksi(in)^0.5 30.6 Thermal conductivity W/m-K 121 Btu/ft-h-F 69.942196522 Specific Heat Cpacity J/g-K 0.875 Btu/lb-F 0.21 Coefficient of thermal expansion 1E-6/K 23.2 1E-6/F 12.9082706664 Electrical Resistivity Ohm-cm 0.00000582