Figure 4From: Characterization and Analysis of Inconel 718 Alloy Ground at Different Speeds(a) Regional division of subsurface, and subsurface features with elongated δ phase and DSBs, (b) Magnified image of DSBs, (c) Subsurface feature with cracked carbide, (d) The Kikuchi patterns of spot 1 and spot 2 from (a)Back to article page