Experimental Investigations on Erosion-Corrosion Characteristics of HVOF-Sprayed WC-10% Ni Coatings Deposited on Aluminum Alloy

Figure 12

SEM of slurry eroded surfaces under different slurry speed: (a) Al6061 alloy (500 rpm), (b) coatings (500 rpm), (c) Al6061 alloy (1500 rpm), and (d) coatings (1500 rpm).

(a)

(b)

(c)

(d)