PSI - Issue 66

Yamato Abiru et al. / Procedia Structural Integrity 66 (2024) 525–534 Author name / Structural Integrity Procedia 00 (2025) 000–000

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No crack-specific peaks appeared at lengths below 1.93 mm in hydrogen-precharged specimens, indicating that sensitivity may be slightly reduced in these specimens compared to uncharged ones. Acknowledgement The authors would like to acknowledge Kyuken Co., Ltd. for providing the experimental equipment used in the study of hammering test. Their support was invaluable in facilitating this research. Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper Funding This research was funded by the Takahashi Industrial and Economic Research Foundation through the grant titled “Research and Development of Composite Particle Coating Methods for Preventing Hydrogen Embrittlement, Aimed at a Safe, Secure, and Economical Hydrogen Society.” Data Availability The data that support the findings of this study are not publicly available due to confidentiality of sensitive information. Author Contributions All authors made substantial contributions to the study. Hiroshi Nishiguchi was responsible for the conception and design of the study and the acquisition of data. Yamato Abiru contributed to the analysis and interpretation of data. Toshiya Itaya drafted the article and revised it critically for important intellectual content. All authors reviewed and approved the final version to be submitted. They agree to be accountable for all aspects of the work and ensure that any questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved. References Abiru, Y., Nishiguchi, H., Maekawa, M., Nagata, T., Itaya, T., Koga, M., Nishi, T. Hydrogen Embrittlement Detection Technology Using Nondestructive Testing for Realizing a Hydrogen Society. Materials 17, 4237, 2024. Kanezaki, T., Nagata, K., Matsunaga, H., Murakami, Y., 2006. Effects of Hydrogen Charge on Fatigue Strength of Stainless Steels. Transactions of the Japan Society of Mechanical Engineers, Part A 72(1), 106-113. Ministry of Economy, Trade and Industry (METI), 2021. Current Status of FCV and Hydrogen Station Projects. Available at: https://www.meti.go.jp/shingikai/energy_environment/suiso_nenryo/pdf/024_01_00.pdf. Tanaka, H., Homma, N., Matsuoka, S., Murakami, Y., 2007. Effect of Hydrogen and Frequency on Fatigue Behavior of SCM435 Steel for Storage Cylinder of Hydrogen Station. Transactions of the Japan Society of Mechanical Engineers, Part A 73(736), 1358-1365. Yamabe, J., Matsuoka, S. Hydrogen Uptake, Tensile, and Fatigue Properties of a Barrier-Coated, Precipitation-Hardened Martensitic Stainless Steel With Exposure to High-Pressure Hydrogen Gas. Journal of Pressure Vessel Technology 142(4), 041501, 2020.