Combating Wear of ASTM A36 Steel by Surface Modification Using Thermally Sprayed Cermet Coatings

Figure 3

(a) SEM images of D-Gun sprayed WC-12% Co coating showing: (A) Unworn surface; (B) Surface worn under a load of 40 N; (C) Surface worn under a load of 50 N; (D) Surface worn under a load of 60 N. (b) SEM images of D-Gun sprayed Cr₃C₂-25% NiCr coating showing: (A) Unworn surface; (B) Surface worn under a load of 40 N; (C) Surface worn under a load of 50 N; (D) Surface worn under a load of 60 N.

(a)

(b)