Large deformations of elastoplastic cylindrical rods and shells of different thicknesses under
tension are studied. The effect of sample geometry and the dependence of stresses on …

An invariant vector approximation of unknown quantities is proposed and implemented to
construct the stiffness matrix of a quadrilateral curved finite element in the form of a fragment …

To study the deformation and strength properties of materials, it is important to use an
experimental and computational approach that allows taking into account the ununiaxiality …

The elastic-plastic deformation, limiting states and supercritical behavior of cylindrical shells
under tension and combined loading by internal pressure and tension to failure are studied …

A coupled fracture model is proposed and implemented to investigate the deformation and
fracture of elastoplastic materials. The fracture model parameters are determined by …

The static compression of porous aluminum specimens, with free vertical surfaces fixed in a
cylindrical holder, was investigated both theoretically and experimentally. Calculation were …

This paper considers the application of multilevel mathematical models describing
processes of severe inelastic deformations of monocrystals and polycrystals that requires …

True deformation diagrams are constructed using an iterative procedure of updating the
strain intensity–stress intensity relation proportionally to the relative difference in the values …

An algorithm for constructing the stiffness matrix of a quadrangular curvilinear finite element
in the form of a fragment of the middle surface of an elliptic cylinder with 18 degrees of …

The present work describes experimental-numerical procedure, which allows constructing
the full true stress-strain curve considering plastic strain localization or stress inhomogeneity …