Study on the Performance of High-Speed Rail Damage of Four Different Materials

Figure 2

Plastic flow deformation of different rail samples: (a) quenched PD3 rail (200×); (b) hot-rolled PD3 rail (200×); (c) quenched U71Mn rail (200×); (d) hot-rolled U71Mn rail (200×).

(a)

(b)

(c)

(d)