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Review
- KISE Journal of Korean Institute of Surface Engineering
- Volume 55(6); 2022
- Article
Review
KISE Journal of Korean Institute of Surface Engineering 2022;55(6):403-407. Published online: Dec, 29, 2022
DOI : 10.5695/JSSE.2022.55.6.403
Grain size measurement based on marked watershed algorithm
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aDepartment of Mechanical System Engineering, Gyeongsang National University, Tongyeong 53064, Korea bDepartment of Energy Mechanical Engineering, Gyeongsang National University, Tongyeong, 53064, Korea
Abstract
Grain size of material is important factor in evaluating mechanical properties. Methods for grain size determination are described in ASTM grain size standards. However, conventional method require pre-treatment of the surface to clarify grain boundaries.
Keywords Grain size, Scanning electron microscope, Watershed algorithm.