Study on the Different Effects of Power and Trailer Wheelsets on Wheel Polygonal Wear

Table 1

Material properties.

Part	E (GPa)	Poisson’s ratio	ρ (kg/m^3)
Wheel	210	0.3	7.8 × 10^3
Axle	206	0.29	7.8 × 10^3
Disc	190	0.27	7.3 × 10^3
Rail	205.9	0.3	7.79 × 10^3
Sleeper	35	0.3	2.5 × 10^3
Slab	36	0.167	2.5 × 10^3