Contents Chapter 17: Impact of a Metal Bar on a Rigid Wall | Print page 17.4. Material PropertiesThe material properties of the copper bar are as follows: Linear Elastic Material PropertiesYoung's Modulus (GPa) E = 117Poisson's Ratio (ν) 0.35 Plastic Material Properties Yield Stress (MPa)σy = 400Tangent Modulus (MPa)ET = 100Density (kg / m3)ρ = 8930 « 17.3. Modeling 17.5. Boundary Conditions and Loading »