Micromechanics based fatigue life prediction of a polycrystalline metal applying crystal plasticity

作者: Ke-Shi Zhang , J. Woody Ju , Zhenhuan Li , Yi-Long Bai , Wolfgang Brocks

DOI: 10.1016/J.MECHMAT.2015.01.020

关键词: Structural engineeringComposite materialTension (physics)SuperalloyRepresentative elementary volumeMicromechanicsStrain (chemistry)Ultimate tensile strengthCritical valueMaterials scienceStress–strain curve

摘要: … of crystal grains is constructed by Voronoi tessellation. Stresses and plastic strains are calculated by a crystal plasticity … , a family of failure curves for fatigue lives under different strain …

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