Characteristic investigation of stress-hydrogen coupling hydrogen diffusion of X80 steel based on finite element simulationJiaping Shen, Haiting Zhou, Xinwei Zhu, Jianhua Yang, Haibo Miu, Zhihui Cai, Qiang Wang and Yun SongMATEC Web Conf., 413 (2025) 07005DOI: https://doi.org/10.1051/matecconf/202541307005