Fig. 16

Gas nitriding at 1050 °C for 10 min in solar furnace. (a) sample S5 after nitriding in SF, (b) cross-section microstructure from LOM on top part of the sample, (c) SEM image on the top part of S5 sample, (d,e) line scan SEM–EDS analysis on the top of S5 sample cross-section.