Table 1: Wear loss and wear rate of chroming/nonchroming T10 discs against 20CrMnTi pin.

Mass losses (g)Wear rate (g/m)

Chroming T10 disc/20CrMnTi pin10.63 × 10−3/46.28 × 10−34.92 × 10−6/21.43 × 10−6
Nonchroming T10 disc/20CrMnTi pin16.72 × 10−3/23.68 × 10−37.74 × 10−6/10.96 × 10−6