Material Properties Platinum, Annealed admin May 20, 2016January 17, 2017 Material Properties for Platinum, Annealed Physical specifications of materials. Materials Platinum, Annealed Description Density g/cc 21.45 lb/in^3 0.775 Hardness Brinell unless specified 40(Vickers) Tensile Strength ultimate Mpa 145 Ksi 21.025 Yield Strength MPa Ksi Modulus of Elasticity Gpa 1711 10^6 Psi 247.971014096 Poisson’s Ratio 0.39 %Elongation at break 35 %Reduction of area Izod Impact J Ft-lb Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K 69.1 Btu/ft-h-F 39.9421965262 Specific Heat Cpacity J/g-K 0.134 Btu/lb-F 0.03216 Coefficient of thermal expansion 1E-6/K 9.1 1E-6/F 5.0631578907 Electrical Resistivity Ohm-cm 0.0000106