Material Properties Epoxy/Carbon Fiber Composite admin May 20, 2016January 17, 2017 Material Properties for Epoxy/Carbon Fiber Composite Physical specifications of materials. Materials Epoxy/Carbon Fiber Composite Description Density g/cc 1.53 lb/in^3 0.05528 Hardness Brinell unless specified Tensile Strength ultimate Mpa 1.6 Ksi 0.232 Yield Strength MPa Ksi Modulus of Elasticity Gpa 225 10^6 Psi 32.6086956 Poisson’s Ratio 0.34 %Elongation at break %Reduction of area Izod Impact J Ft-lb Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K 200 Btu/ft-h-F 115.6069364 Specific Heat Cpacity J/g-K 1.1 Btu/lb-F 0.264 Coefficient of thermal expansion 1E-6/K 12 1E-6/F 6.676691724 Electrical Resistivity Ohm-cm