[F1-P204] Poster 204

[F1-P204-20] Establishing the Fracture Toughness Testing-method for an Ultra-high Strength Steel Sheet in High-pressure Hydrogen Environment

Yuya Tanaka¹, Naoki Hirakawa², Kaneaki Tsuzaki³, Akinobu Shibata³,*Hisao Matsunaga² (1. Fukuoka Univ (Japan), 2. Kyushu Univ (Japan), 3. National Inst. Materials Sci. (NIMS) (Japan))

キーワード：Ultra-high strength steel, Thin plate, Fracture toughness, Hydrogen embrittlement, MT specimen