Mechanism Analysis of Spalling Defect on Rail Surface under Rolling Contact Conditions

Figure 6

Position relationship between the stress intensity factors ( and ) and the contact area: (a) —10 t; (b) —10 t; (c) —15 t; (d) —15 t; (e) —20 t; (f) —20 t.

(a)

(b)

(c)

(d)

(e)

(f)