Zobrazeno 1 - 10
of 23
pro vyhledávání: '"A. N. Olisov"'
Publikováno v:
Strength of Materials. 44:551-555
The effect of grain sizes on the strain homogeneity of a D16T sheet aluminum alloy in static and dynamic tension was studied. An increase in grain sizes is established to result in a significant growth of deformation inhomogeneity. This enhances the
Publikováno v:
Strength of Materials. 44:27-32
Experimental results of evaluating the pulsed electromagnetic field effect on tensile stress relaxation in specimens with hole a concentrator are presented. The pulsed electromagnetic field is shown to induce local inelastic strain of a metal in the
Publikováno v:
Strength of Materials. 38:84-91
A procedure is offered and results of experimental evaluation of high-density pulse current effects on electrical resistance and relaxation of tensile elastic stresses are presented for a number of metallic materials. Based on analysis of experimenta
Publikováno v:
Strength of Materials. 37:593-597
Results of experimental evaluation of the pulse current effect on stress levels in a stretched steel strip are presented. At the stage of growing loads, stress relaxation in the strip is shown to increase with current densities and loads. After a ste
Autor:
J. R. Klepaczko, B. K. Barakhtin, A. N. Olisov, V. I. Zubov, Yu. I. Meshcheryakov, V. A. Fedorchuk, G. V. Stepanov, N. I. Zhigacheva
Publikováno v:
Strength of Materials. 33:325-332
Results of studies on the microstructure of plane sheet specimens after their impact loading at different rates are discussed. Near the notch tips, in the area of localized strain, several layers of different microstructure were revealed. The formati
Publikováno v:
Strength of Materials. 33:416-422
An experimental procedure to evaluate the energy spent for fracture of a circular-clamped thin plate in transverse shear, induced by impact loading with a flat-face body, is briefly outlined. Test results for the specimens of the three materials: mil
Publikováno v:
Strength of Materials. 33:157-164
An experimental procedure for evaluating energy spent for fracture of a circular-clamped sheet structural element upon transverse flexure, induced by impact loading of a spherical head-face body, is briefly outlined. Flexure test results for two shee
Publikováno v:
Strength of Materials. 32:351-356
Test procedures are described and strength and plasticity results are presented for a 1.0-mm mild sheet steel and a 0.75-mm D16T high-strength aluminum alloy investigated under impact loading. The experimental investigations include tensile tests of
Publikováno v:
Strength of Materials. 24:695-703
Experimental procedures are described for determining the dynamic strength properties of high-strength hard alloys. Results are provided for dynamic tests in compression, bending, and spailing. Failure of cylindrical strikers is studied in the case o
Autor:
V. V. Osasyuk, A. N. Olisov
Publikováno v:
Strength of Materials. 11:1229-1232
1. With two-stage loading the sum of relative endurances may equal unity only in the case when the ultimate strength of the material remains constant, equal to the initial value, with varying previous loading (at the first stress level σ1) from zero