Material Properties Berillium Copper, (C17000) Th01 Temper admin May 20, 2016 Material Properties for Berillium Copper, (C17000) Th01 Temper Physical specifications of materials. Materials Berillium Copper, (C17000) Description Th01 Temper Density g/cc 8.26 lb/in^3 0.298 Hardness Brinell unless specified 320 Tensile Strength ultimate Mpa 1190 Ksi 172.55 Yield Strength MPa 1110 Ksi 160.95 Modulus of Elasticity Gpa 115 10^6 Psi 16.66666664 Poisson’s Ratio 0.3 %Elongation at break 4.5 %Reduction of area Izod Impact J Ft-lb Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K 118 Btu/ft-h-F 68.208092476 Specific Heat Cpacity J/g-K 0.42 Btu/lb-F 0.1008 Coefficient of thermal expansion 1E-6/K 16.7 1E-6/F 9.2917293159 Electrical Resistivity Ohm-cm 0.0000069