Material Properties AISI 1020 Steel Annealed admin May 20, 2016 Material Properties for AISI 1020 Steel Annealed Physical specifications of materials. Materials AISI 1020 Steel Description Annealed Density g/cc 7.87 lb/in^3 0.284 Hardness Brinell unless specified 111 Tensile Strength ultimate Mpa 395 Ksi 57.275 Yield Strength MPa 295 Ksi 42.775 Modulus of Elasticity Gpa 200 10^6 Psi 28.9855072 Poisson’s Ratio 0.29 %Elongation at break 36.5 %Reduction of area 66 Izod Impact J 125 Ft-lb 92.225 Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K 51.9 Btu/ft-h-F 29.9999999958 Specific Heat Cpacity J/g-K 0.486 Btu/lb-F 0.11664 Coefficient of thermal expansion 1E-6/K 11.7 1E-6/F 6.5097744309 Electrical Resistivity Ohm-cm 0.0000159