[G3-O401] Oral 401

[G3-O401-08] Alternative Tempering Method for Post Weld Heat Treatment Using Wire Arc Additive Manufacturing in Preemptive Weld Overlay Process of Nuclear Power Plant Preventive Maintenance

*Junyeong Kim¹, Ninshu Ma², Jungsoo Park¹, Seung-Joon Lee³, Seungyeop Baek⁴, Dongjin Kim⁵ (1. Chosun Univ. (Korea), 2. Osaka Univ. (Japan), 3. Tech Univ. of Korea (Korea), 4. Korea Automotive Tech. Inst. (KATECH) (Korea), 5. Korea Inst. of Indus. Tech. (KITECH) (Korea))

キーワード：Wire Arc Additive Manufacturing, Preemptive Weld Overlay Process, Nuclear power plant, EBSD, Low alloy steel, Phase transformation