Material Properties Nylon 66 Unreinforced admin May 20, 2016January 17, 2017 Material Properties for Nylon 66 Unreinforced Physical specifications of materials. Materials Nylon 66 Unreinforced Description Density g/cc 1.095 lb/in^3 0.03955 Hardness Brinell unless specified 76R(Rockwell-M) Tensile Strength ultimate Mpa 62 Ksi 8.99 Yield Strength MPa 63 Ksi 9.135 Modulus of Elasticity Gpa 2.1 10^6 Psi 0.3043478256 Poisson’s Ratio 0.39 %Elongation at break 152 %Reduction of area Izod Impact J 7 Ft-lb 5.1646 Fracture Toughness Mpa(m)^0.5 2.8 Ksi(in)^0.5 2.52 Thermal conductivity W/m-K 0.26 Btu/ft-h-F 0.15028901732 Specific Heat Cpacity J/g-K 2.1 Btu/lb-F 0.504 Coefficient of thermal expansion 1E-6/K 105 1E-6/F 58.421052585 Electrical Resistivity Ohm-cm 1000000000000