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Derivations of Integral Equations of Elasticity
Publisher: American Society of Civil Engineers
Abstract: In this paper, we derive the integral equations of elasticity, which may be considered to be a very general formulation for solutions of (cracked and uncracked) elasticity problems. The formulation is general enough to be ...
A Description of Three-Dimensional Yield Surfaces by Cubic Polynomials
Publisher: American Society of Civil Engineers
Abstract: A description of yield surfaces in the axial-torsional-hoop stress space, which is able to capture the yield surface expansion/contraction, translation, rotation, affine deformation, and distortion, is constructed under a ...
Planar Double-Slip Model for Polycrystal Plasticity and Micro Tension Tests of Pure Nickel and Copper
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Many natural minerals and manmade materials are aggregates of crystals or polycrystalline solids with a nonrandom distribution of grain orientations. Macroscopic behavior in such textured polycrystals ...
Yield Surface Evolution and Elastoplastic Model with Cubic Distortional Yield Surface
Publisher: ASCE
Abstract: We conducted a series of axial-torsional strain-controlled experiments on thin-walled tubular specimens of aluminum alloy Al6061 in our lab, examining carefully the probed yield points in axial-torsional space. On the basis ...