Search Results - "Segal, V. M."

Severe plastic deformation: simple shear versus pure shear by Segal, V.M

“…The paper analyzes an effect of deformation mode on structure evolution under severe plastic deformation. From a continuum standpoint, all possible strain…”
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Slip line solutions, deformation mode and loading history during equal channel angular extrusion by Segal, V.M.

“…Equal channel angular extrusion (ECAE) is analyzed by the slip line method. Full solutions are considered in function of contact friction, backpressure and…”
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Scale up and application of equal-channel angular extrusion for the electronics and aerospace industries by Ferrasse, Stephane, Segal, V.M., Alford, Frank, Kardokus, Janine, Strothers, Susan

“…Two areas are critical to promote equal-channel angular extrusion beyond the stage of a laboratory curiosity: (i) tool/processing design and scale up; (ii)…”
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Equal channel angular extrusion: from macromechanics to structure formation by Segal, V.M.

“…A special deformation technique, equal channel angular extrusion, (ECAE) to control materials structure, texture and physico-mechanical properties is described…”
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Deformation mode and plastic flow in ultra fine grained metals by Segal, V.M.

“…Mechanical behavior of ultra fine grained (UFG) metals fabricated by severe plastic deformation (SPD) is considered in the paper. The mechanisms of a…”
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Texture evolution during equal channel angular extrusion: Part I. Effect of route, number of passes and initial texture by Ferrasse, S, Segal, V.M, Kalidindi, S.R, Alford, F

“…It is shown that equal channel angular extrusion (ECAE) is an effective technique to control texture of metals and alloys. Two processing parameters, the route…”
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Equal channel angular extrusion of flat products by Segal, V.M.

“…The paper considers equal channel angular extrusion (ECAE) of sufficiently long rectangular billets with different width-to-thickness ratios W/ T. A stress…”
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Materials processing by simple shear by Segal, V.M.

“…It is shown that simple shear can be considered a “near ideal” deformation method for structure and texture formation in metal-working. Equal channel angular…”
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Tensile testing of ultra fine grained metals by Segal, V.M., Ferrasse, S., Alford, F.

“…A simple model of neck evolution during tensile testing is suggested. Approximate true stress–true strain diagrams are calculated and analyzed for fine grained…”
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Quantitative Microstructural Characterization of Thick Aluminum Plates Heavily Deformed Using Equal Channel Angular Extrusion by Mishin, O. V., Segal, V. M., Ferrasse, S.

“…A detailed quantitative analysis of the microstructure has been performed in three orthogonal planes of 15-mm-thick aluminum plates heavily deformed via two…”
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Equivalent and effective strains during severe plastic deformation (SPD) by Segal, V. M.

“…This paper considers the characteristics of severe plastic deformation (SPD) to estimate its efficacy and to compare different processing techniques. In…”
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Texture evolution during equal channel angular extrusion (ECAE): Part II. An effect of post-deformation annealing by Ferrasse, S., Segal, V.M., Alford, F.

“…The influence of annealing on texture after ECAE of Al–0.5Cu alloy is described. It is shown that annealing presents multiple opportunities to control texture,…”
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Effect of additional processing on texture evolution of Al0.5Cu alloy processed by equal channel angular extrusion (ECAE) by Ferrasse, S, Segal, V.M, Alford, F

“…The texture development of equal channel angular extrusion (ECAE) processed Al.5Cu alloy submitted to further ECAE or rolling is analyzed. Initial…”
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Workability of commercial-purity titanium and 4340 steel during equal channel angular extrusion at cold-working temperatures by SEMIATIN, S. L, SEGAL, V. M, GOFORTH, R. E, FREY, N. D, DELO, D. P

“…The deformation and failure of commercial-purity (CP) titanium (grade 2) and AISI 4340 steel (tempered to R(c)35) during equal channel angular extrusion were…”
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Microstructure and properties of copper and aluminum alloy 3003 heavily worked by equal channel angular extrusion by FERRASSE, S, SEGAL, V. M, HARTWIG, K. T, GOFORTH, R. E

“…A technique invented in the former Soviet Union and recently introduced in the US, called equal channel angular extrusion (ECAE), produces intense and uniform…”
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In situ composites processed by simple shear by Segal, V.M., Hartwig, K.T., Goforth, R.E.

“…A new deformation method for the fabrication of in situ composites is described. It is found that intensive simple shear, performed repeatedly in the same…”
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Metal processing by severe plastic deformation by Segal, V M

“…The mechanics of severe plastic deformation (SPD) is considered. Unlike steady-state plastic flows with the continuous evolution of dislocation structures, the…”
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New hot thermo-mechanical processing of heat treatable aluminum alloys by Segal, V.M.

“…The paper introduces hot thermo-mechanical processing (HTMP) as an improvement over known thermo-mechanical routes for heat treatable aluminum alloys. For many…”
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Development of a submicrometer-grained microstructure in aluminum 6061 using equal channel angular extrusion by Ferrasse, Stephane, Segal, Vladimir M., Hartwig, K. Theodore, Goforth, Ramon E.

“…Submicrometer-grained (SMG) microstructures are produced in an Al–Mg–Si alloy (6061) by subjecting peak-aged and overaged billets of the alloy to intense…”
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Mechanics of continuous equal-channel angular extrusion by Segal, V.M.

“…The paper discusses possible approaches for realization of continuous equal-channel angular extrusion (ECAE). A practical interest presents Conform ECAE…”
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