On stereological analysis of grain boundary character distribution in post-annealed LPBF 316L stainless steel

• Published in: Materials letters Vol. 395; p. 138730
• Main Authors: Pradhan, S.K., Belyakov, A., Satapathy, D.K., Tripathy, Snehashish, Sahoo, B.K., Ghosh Chowdhury, Sandip
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 15.09.2025
• Subjects: 316L stainless steel; Grain boundary character; Laser powder bed fusion; Stereological analysis; Laser powder bed fusion; Grain boundary character; 316L stainless steel; Stereological analysis

•As-built sample comprised of semi-columnar grains with high fraction of LAGBs.•Equiaxed grains with large number of Σ3 and Σ9 boundaries evolved during annealing.•Twist natured Σ3 & Symmetric tilt nature of Σ9 boundaries stereologically unveiled. Influence of post-printing annealing treatment o...