Dynamic Mechanical Characteristics and Constitutive Modeling of Rail Steel over a Wide Range of Temperatures and Strain Rates

Table 2

Physical properties of U71Mn.

Mechanical properties	Values	Thermal properties	Values
Density (kg/m^3)	7800	Thermal conductivity (W/(m·°C))	51
Young’s modulus (GPa)	210	Specific heat (J/(kg·°C))	500
Poisson’s ratio	0.3	Melting point (°C)	1469