Material Properties Magnesium Alloy AZ91E F Temper admin May 20, 2016 Material Properties for Magnesium Alloy AZ91E F Temper Physical specifications of materials. Materials Magnesium Alloy AZ91E Description F Temper Density g/cc 1.81 lb/in^3 0.0654 Hardness Brinell unless specified 63 Tensile Strength ultimate Mpa 165 Ksi 23.925 Yield Strength MPa 97 Ksi 14.065 Modulus of Elasticity Gpa 45 10^6 Psi 6.52173912 Poisson’s Ratio 0.35 %Elongation at break 2.5 %Reduction of area Izod Impact J Ft-lb Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K 72.7 Btu/ft-h-F 42.0231213814 Specific Heat Cpacity J/g-K 0.8 Btu/lb-F 0.192 Coefficient of thermal expansion 1E-6/K 26 1E-6/F 14.466165402 Electrical Resistivity Ohm-cm 0.0000143