The Adhesion of CrN Thin Films Deposited on Modified 42CrMo4 Steel

Figure 17

Failure modes after Daimler–Benz test (left column) and 3D visualization of the selected indent morphology (right column) for CrN coatings deposited on (a) initial substrates, (b) shot-peened substrate (t = 600 s, p = 0.45 MPa), (c) nitrided substrate (t_n = 3 h), and (d) shot-peened (t = 600 s, p = 0.45 MPa) and nitrided substrate (t_n = 3 h).

(a)

(b)

(c)

(d)