[Retracted] Study on the Influence of Compression Ratio on the Rail Contact Fatigue Resistance Property and Its Mechanism

Table 1

Chemical composition of test materials (%).

Grade	C	Si	Mn	P	S	Cr	V	Al
U78CrV (R)	0.79	0.72	0.82	0.013	0.006	0.33	0.08	0.004