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Fatigue Life of Materials Strengthened by Laser Shock Processing

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Abstract

The influence of the thickness of 03Х22Н6М2 stainless steel samples strengthened by laser shock processing on their fatigue life is investigated by finite-element modeling. This technology is found to increase the fatigue life of thin (2 mm) samples more than threefold.

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ACKNOWLEDGMENTS

We thank N.A. Vlasov for assistance with the computations by means of ABAQUS and FE-SAFE finite-element software.

Funding

This work was supported by the Russian Ministry of Education and Science, project RFMEFI60719X0300.

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Authors and Affiliations

  1. Blagonravov Mechanical Engineering Research Institute, Russian Academy of Sciences, 101990, Moscow, Russia

    G. Zh. Sakhvadze

  2. Bauman Moscow State Technical University, 105005, Moscow, Russia

    R. Z. Kavtaradze

  3. Dvali Institute of Machine Mechanics, 0144, Tbilisi, Georgia

    T. M. Natriashvili

  4. Lomonosov Moscow State University, 119991, Moscow, Russia

    G. G. Sakhvadze

Authors
  1. G. Zh. Sakhvadze
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  2. R. Z. Kavtaradze
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  3. T. M. Natriashvili
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  4. G. G. Sakhvadze
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Corresponding author

Correspondence to G. Zh. Sakhvadze.

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Translated by B. Gilbert

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Sakhvadze, G.Z., Kavtaradze, R.Z., Natriashvili, T.M. et al. Fatigue Life of Materials Strengthened by Laser Shock Processing. Russ. Engin. Res. 40, 44–50 (2020). https://doi.org/10.3103/S1068798X20010190

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  • DOI: https://doi.org/10.3103/S1068798X20010190

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