Proposal of Creep Life Evaluation Method for Serviced Mod. 9Cr-1Mo Steel Considering Hardness Values

Author:

NAKAMURA Takuya1,YOSHIMURA Hidenori2,HIRATA Hideyuki2,FUJIYAMA Kazunari3

Affiliation:

1. Energy Engineering Department, Shikoku Research Institute Inc.

2. Area of Mechanical Systems Engineering, Faculty of Engineering and Design, Kagawa University

3. Department of Mechanical Engineering, Faculty of Science and Technology, Meijo University

Publisher

Society of Materials Science, Japan

Subject

Mechanical Engineering,Mechanics of Materials,Condensed Matter Physics,General Materials Science

Reference19 articles.

1. 1) M. Yaguchi, “Remaining life assessment technologies for weldment of high chromium steel pipe,” Bulletin of the Iron and Steel Institute of Japan, Vol.24, No.2, pp.73-79 (2019).

2. 2) M. Yaguchi, T. Inukai and K. Nomura, “Effects of chemical compositions and heat treatments on creep properties of modified 9Cr steel welded joint”, In Proceedings of the 57th Symposium on Strength of Materials at High Temperature, pp.167-171 (2019).

3. 3) O. Kanemaru, M. Shimizu, T. Ohba, K. Yagi, Y. Kato and K. Hattori, “Creep rupture strength under internal pressure on boiler tube after prolonged service and life prediction by iso-stress method”. The Thermal and Nuclear Power, Vol.41, No.3 (1990).

4. 4) T. Goto, “Non-destructive detection of creep damage for Cr-Mo-V steel formings”, Journal of the Society of Materials Science, Japan, Vol.32, No.356, pp.563-569 (1983).

5. 5) Y. Kadoya, Y. Hirakawa, H. Yoshida and K. Miyajima, “Creep life evaluation based on hardness method of High-Cr Ferritic steels,” Tetsu-to-Hagane, Vol.92, No.2, pp.97-104 (2006).

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