[F1-P204] Poster 204

[F1-P204-17] The mechanism of cycle-dependent fatigue crack acceleration in steels in hydrogen gas environment

*Naoyuki Osada¹, Yuya Tanaka², Yasushi Shimizu¹, Hisao Matsunaga¹ (1. Kyushu Univ. (Japan), 2. Fukuoka Univ. (Japan))

キーワード：Hydrogen embrittlement, Fatigue crack-growth, Low carbon steel, Waveform, Loading frequency