Influence of Axle Load on the Wear of Railway Wheel Material

Table 2

Chemical composition of candidate rail and wheel materials.

Predicted wheel and rail materials			Chemical composition %					Hardness (BHN)
			C	Si	Mn	P	S
Normalized UIC 50/S1002	Wheel	Normalized UIC S1002	0.4	0.35	0.8	≤0.05	≤0.05	200
	Rail	Normalized UIC 50	0.6	0.3	0.8	≤0.05	≤0.05	240
Hardened UIC 60/S1002	Wheel	Rim heat treated (hard) UIC S1002	0.6	0.1	1.3	≤0.04	≤0.04	260
	Rail	Whole heat treated (very hard) UIC 60	0.8	0.1	0.8	≤0.025	≤0.03	350