Material Properties Chromium Copper, (C18500) Th04 Temper admin May 20, 2016 Material Properties for Chromium Copper, (C18500) Th04 Temper Physical specifications of materials. Materials Chromium Copper, (C18500) Description Th04 Temper Density g/cc 8.89 lb/in^3 0.321 Hardness Brinell unless specified 160 Tensile Strength ultimate Mpa 475 Ksi 68.875 Yield Strength MPa 435 Ksi 63.075 Modulus of Elasticity Gpa 130 10^6 Psi 18.84057968 Poisson’s Ratio 0.3 %Elongation at break 26 %Reduction of area Izod Impact J Ft-lb Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K Btu/ft-h-F Specific Heat Cpacity J/g-K 0.385 Btu/lb-F 0.0924 Coefficient of thermal expansion 1E-6/K 17.6 1E-6/F 9.7924811952 Electrical Resistivity Ohm-cm 0.00000216