Abstract: An estimation of the energy release rate J for a three-dimensional nonlinear elastic solid containing a two-dimensional plane crack is presented. Special attention is focused on a pipe with a ...

Abstract: The estimation of energy release rates under multiple loading conditions is discussed from the viewpoint of variation of the potential energy of the nonlinear elastic cracked body. Applications ...

Abstract: The near-tip fields of small edge (Case B) cracks in power-law hardening materials are investigated under generalized plane strain, mixed mode, and general yielding conditions by finite element ...

Abstract: In this paper, we first discuss some of the properties of the crack-tip sectors for perfectly plastic materials under plane-stress conditions. Then starting with the plane-stress mixed-mode ...

Abstract: The near-tip fields of small Case B cracks in power law, hardening materials are investigated under generalized plane-strain and general yielding conditions by finite element analyses. The results ...

Abstract: The η factors for mixed-mode cracks in compact tension specimens are investigated for estimation of the J -resistance curve under mixed-mode loading conditions. The derivation of the η factor ...

Abstract: Practical difficulties that are inherent to the solution of optimization problems by nonhierarchic decomposition are discussed. The study is motivated by design problems that require the optimization ...

Abstract: Within the context of the small-strain approach, combined mode II and III small-scale yielding solutions of a stationary crack are obtained by finite element analysis. To investigate the behavior ...

Abstract: Plane-strain crack-tip stress and strain fields are presented for materials exhibiting pressure-sensitive yielding and plastic volumetric deformation. The yield criterion is described by a linear ...

Abstract: In this paper, governing equations and solutions for asymptotic singular and nonsingular crack-tip sectors in perfectly plastic materials are first summarized under combined in-plane and out-of-plane ...