SURFACE PROPERTIES OF NITRIDED LAYER ON AISI …
AISI 316L by optical microscope (OM). Figure-2. Scanning Electron Microscope (SEM) image of Nitrided layer morphology of sample at a)8 hours and b)24 hours for 3k X magnification. Figure-1 shows the microstructure on the cross-section of treated 316L at 450ºC by an optical microscope. Three distinct regions, a 'bright' or 'white' layer ...