Density2.66 g/cm3 (166 lb/ft3)Elastic (Young's, Tensile) Modulus71 GPa (10 x 106 psi)Electrical Conductivity29 % IACSElongation at Break17 %Fatigue Strength (Endurance Limit)150 MPa (22 x 103 psi)Melting Onset (Solidus)574 °C (1070 °F)Shear Modulus27 GPa (3.9 106 psi)Shear Strength172 MPa (25 x 103 psi)Specific Heat Capacity900 J/kg-KStrength to Weight Ratio117 kN-m/kgTensile Strength: Ultimate (UTS)310 MPa (45 x 103 psi)Tensile Strength: Yield (Proof)150 MPa (22 x 103 psi)Thermal Conductivity120 W/m-KThermal Diffusivity50Thermal Expansion23.9 µm/m-K