Abstract
On the basis of the processes of initiation and growth of voids at grain boundaries, the authors develop a physicomechanical model of intergranular cavitation failure of polycrystalline materials. The model can be used to predict endurance in static and cyclic loading structural members in a multiaxial stress state and at a variable strain rate. An approach to describing the effect of this rate on the nature of failure of the material and transition from intragranular to intergranular failure is formulated.
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Translated from Problemy Prochnosti, No. 2, pp. 3–14, February, 1991.
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Margolin, B.Z., Shvetsova, V.A. Effect of strain rate on the nature of failure in static and cyclic loading. Report 1. Formulation of general approaches. Strength Mater 23, 107–121 (1991). https://doi.org/10.1007/BF00770799
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DOI: https://doi.org/10.1007/BF00770799