
Effect of mechanical alloying and annealing on the …
Figure 4 shows the microstructures of the investigated AstaloyCrL sintered powder with 3 mass% SiC and 0.6 mass% C (after DSC measurements of loose powders) before etching. Fig. 4 Microstructures of sintered AstaloyCrL with 3 mass% SiC and 0.6 mass% C a mixed powder (not MA) b directly after MA process c after 1 h annealing at 600 °C in H 2 atmosphere, non-etched