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

Figure 14

Confocal microstructures of slurry eroded surfaces at different slurry concentrations: (a) Al6061 alloy (50 g/litre), (b) Al6061-WC + Ni coating (50 g/litre), (c) Al6061 alloy (200 g/litre), and (d) Al6061-WC + Ni coating (200 g/litre).

(a)

(b)

(c)

(d)