Effect of Mean Stress and Casting Defect on Fatigue Strength of Ni Based Castalloys

Author:

FUJII Tatsuya1,HASUNUMA Shota2,OGAWA Takeshi2,WOO Myunghun3,TAKANASHI Masahiro3

Affiliation:

1. Graduate School of Sci. and Eng., Aoyama Gakuin Univ.

2. Dept. Mech. Engng., Aoyama Gakuin Univ.

3. Research Laboratory, IHI Corp.

Publisher

Society of Materials Science, Japan

Subject

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

Reference10 articles.

1. 1) K. Kobayashi and M. Hayakawa, “High-temperature high-cycle fatigue properties of nickel based superalloy Alloy713C,” Journal of High Pressure Institute of Japan, Vol.52, No.1, pp.24-29 (2014).

2. 2) T. Kuramitsu, T. Fujii, S. Hasunuma, T. Ogawa and M. Woo and M. Takanashi, “Evaluation of pulsating tension fatigue strength and small crack growth behavior of Ni based castalloy 246,” Proceeding of JSME conference, \data\pdf\J0310102.pdf,p.5 (2016-9).

3. 3) K. Sakurai, S. Hasunuma, T. Ogawa, M. Woo and T. Masahiro, “Evaluation of fatigue crack growth threshold of cast Ni based superalloy by ultrasonic fatigue tests,” pp.117-120, Proceeding of The 13th Symposium on Fatigue, (2016-11).

4. 4) Smith, K. N., Watson, P., and Topper, T. H., “A stress strain function for the fatigue of metals,” Journal of Materials, Vol.5, No.4, pp.767-778 (1970).

5. 5) H. Nishitani and Y. Murakami, “Stress intensity factors of semi-elliptical crack and elliptical crack : tension,” Transactions of the Japan Society of Mechanical Engineers, Vol.40, No.329, pp.31-40 (1974).

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