Search Results - "Barakhtin, B. K."

Structural and Mechanical State of AlNiCo35 Alloy Produced By Selective Laser Melting by Zhukov, A. S., Shakirov, I. V., Olisov, A. V., Barakhtin, B. K., Perevislov, S. N.

“…The results of studying the structure of additively manufactured permanent magnets based on AlNiCo35 alloy are presented. Structural features are identified…”
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Effect of the Chemical Composition of Powder Stock on the Strength of Materials After Selective Laser Melting by Barakhtin, B. K., Zhukov, A. S., Deev, A. A., Voznyuk, A. V.

“…The procedure of selective laser fusion of powder materials is used to develop compositions of new corrosion-resistant steels. The elevation hardness of the…”
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Structural and Mechanical State of Constructional Aluminum-Magnesium Alloys Under Hot Plastic Deformation by Barakhtin, B. K., Barakhtina, N. N., Markova, Yu. M., Smirnova, M. A.

“…Results of mechanical tests of constructional Al – Mg alloys in the temperature range of 200 – 450°C at a plastic deformation rate ε ˙ ranging from 10 to 10 –3…”
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Synthesis of 25Kh15K Permanent Magnets and Study of Their Properties in Service in Magnetic and Thermal Fields by Zhukov, A. S., Bobyr’, V. V., Shakirov, I. V., Olisov, A. V., Barakhtin, B. K., Sein, V. A.

“…The possibility of applying additive technology of selective laser melting for preparing specimens from hard magnetic alloy 25Kh15KA is considered. Melt…”
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Multifractal Analysis and Magnetic Properties of Magnetically Hard Fe–Cr–Co Alloy Produced by Selective Laser Melting by Zhukov, A. S., Kamynin, A. V., Gavrikov, I. S., Barakhtin, B. K., Kuznetsov, P. A.

“…The production of magnetically hard Fe–Cr–Co alloy components by an additive method—specifically, selective laser melting (SLM) of metal powder produced by…”
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Selection of Hot Plastic Deformation Regimes for Large Workpieces According to Mechanical Energy Distribution Criteria by Barakhtin, B. K., Petrov, S. N., Okhapkin, K. A., Markova, Yu. M., Vasil’eva, E. A.

“…Work is devoted to selecting parameters for a hot plastic deformation regime for alloy KhN55MVTs-ID on the basis of analyzing a distribution map for mechanical…”
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Structural Changes of a Hot-Deformed Nickel Alloy in Mechanical Energy Dissipation Processing Maps by Barakhtin, B. K., Vasil’eva, E. A., Markova, Yu. M., Okhapkin, K. A., Petrov, S. N.

“…—The structure of a high-temperature nickel alloy subjected to hot plastic deformation has been studied by optical metallography and scanning electron…”
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Additive Technologies for Design of Structural Materials on the Basis of the Nanocenter of the National Research Center Kurchatov Institute—CRISM Prometey by Zhukov, A. S., Barakhtin, B. K., Voznyuk, A. V.

“…At present, additive technologies which employ metal-powder compositions of various alloys as building materials are in demand. These technologies in some…”
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Regimes of interscale momentum exchange in shock deformed solids by Meshcheryakov, Yu.I., Divakov, A.K., Zhigacheva, N.I., Barakhtin, B.K.

“…Three regimes of interaction of shock wave and inner structure of solid are studied: (i) reversible interscale momentum exchange, (ii) irreversible interscale…”
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Examples of corrosion cracking in Cr18Ni10Ti steel caused by residual stresses at bends and pittings by Barakhtin, B. K., Malyshev, V. N.

“…The paper considers test results for corrosion cracking in unfixed U-shaped samples of steels Cr18Ni10 and Cr18Ni8 in a 1 N HCl solution at a room temperature…”
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Deformation and fracture mechanisms and structural changes in coarse-grained copper under shock-wave loading by Savenkov, G. G., Meshcheryakov, Yu. I., Barakhtin, B. K., Lebedeva, N. V.

“…Results of experiments on shock-wave deformation of M2 copper under uniaxial loading are presented. Light, scanning, and transmission electron microscopy…”
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Relation of the fractal dimension of the fracture surface with a set of standard tension characteristics of the material by Savenkov, G. G., Barakhtin, B. K.

“…A model for determining the fractal dimension of the fracture surface profile of a cylindrical sample with standard tension characteristics is developed…”
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Shock-wave behavior of structural nitrogen-bearing steel after heat treatment under various conditions by Meshcheryakov, Yu. I., Divakov, A. K., Zhigacheva, N. I., Konovalov, G. V., Barakhtin, B. K., Kalinin, G. Yu, Mushnikova, S. Yu, Fomina, O. V.

“…04Kh20G11N6M2AFB steel is subjected to shock tests in the following two states: after high-temperature mechanical treatment (HTMT) and after HTMT followed by…”
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Relationship between spall characteristics and the dimension of fractal fracture structures by Barakhtin, B. K., Savenkov, G. G.

“…The effect of the fractality of a fracture surface and spall contour on the characteristics [fracture time (strength) and spall strength] of the loaded…”
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Transition of Shock-Loaded Metals to a Structurally Unstable State by Meshcheryakov, Yu. I., Zhigacheva, N. I., Divakov, A. K., Makarevich, I. P., Barakhtin, B. K.

“…The transition of M3 copper to a structurally unstable state was studied in a series of experiments with shock loading under uniaxial deformation conditions…”
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Inheritance of imperfections and cycling of structural rearrangements in copper during dynamic recrystallization under conditions of hot pressing by Barakhtin, B. K., Vargasov, N. R., Lebedeva, N. V.

“…Structural changes in polycrystalline copper in the process of uniaxial compression at a rate of 10 −3 –10 2 sec −1 at 900°C are studied with the aim to…”
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Use of the concept of multifractals for analyzing images of metal structures after hot compressive deformation by Barakhtin, B K, Vargasov, N P, Lebedeva, N V, Rybin, V V

“…The structure of carbonyl iron is studied by methods of light, scanning electron, and transmission microscopy. Multifractal analysis of the images shows the…”
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Hot Plastic Deformation of Titanium Alloys Reflected on Process Maps by Alekseev, V. I., Barakhtin, B. K., Panova, G. A.

“…Maps are plotted for the hot plastic deformation of titanium-based alloys with a high-temperature polymorphic transformation, namely, martensitic 23A, 5VA and…”
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Dynamic structures in shock-loaded copper by Meshcheryakov, Yu. I., Divakov, A. K., Zhigacheva, N. I., Makarevich, I. P., Barakhtin, B. K.

“…Shock loading of polycrystalline copper under uniaxial strain conditions at 6.2 divide 7.3 GPa results in nucleating the dissipative structures of 5 divide 25…”
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Peculiarities of structural variations at crystallization of highly filled composites on polymeric basis by B.K. Barakhtin, R.V. Sedletsky

“…Composite samples with polymer matrixes of different compositions are investigated. The volume fraction carbon fillings of globular form quasi-isotropically…”
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