Výsledky vyhledávání - "R. M. Nazarkin"

Properties of Powder Composite Materials Based on Molybdenum Matrix Obtained by Spark Plasma Sintering (SPS)

Autor: N. S. Moiseeva, V. V. Dmitrieva, R. M. Nazarkin, N. V. Sevostyanov, F. N. Karachevtsev, N. P. Burkovskaya, I. Yu. Efimochkin

Publikováno v: Inorganic Materials: Applied Research. 12:901-908

The paper presents the results of studies of the microstructure, phase composition, and physical and mechanical properties (impact toughness, tensile strength (σE), and flexural strength (σflex)) of molybdenum-based metal composites (MCM) reinforce

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::525b98c9238bf71a7da78a4e95dd8dfc
https://doi.org/10.1134/s2075113321040122

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Segregation of alloying elements in directionally solidified Re–Ru-containing Ni-based superalloys

Autor: E. S. Dzhioeva, R. M. Nazarkin, S. I. Pakhomkin, E. S. Elyutin, T. V. Fesenko, V. G. Kolodochkina, N. V. Petrushin

Publikováno v: Inorganic Materials: Applied Research. 7:824-831

In this work, the influence of nonequilibrium conditions of directed solidification was investigated for a nickel-based superalloy containing rhenium and ruthenium. The segregation of alloying elements was researched both as microsegregation into den

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b90720c2e841d0d6b5c5222f4e112b75
https://doi.org/10.1134/s2075113316060149

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Structure–phase characteristics and the mechanical properties of single-crystal nickel-based rhenium-containing superalloys with carbide–intermetallic hardening

Autor: E. M. Visik, N. V. Petrushin, R. M. Nazarkin, M. A. Gorbovets

Publikováno v: Russian Metallurgy (Metally). 2016:630-641

Single crystals of rhenium-containing ZhS32-VI, ZhS32U nickel superalloys with the 〈001〉, 〈011〉, and 〈111〉 crystallographic orientations have been produced by directional solidification. The alloying element segregations and the thermal s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e8d72f7d0029713226e5cf688c3932cc
https://doi.org/10.1134/s0036029516070119

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The microstructure modifications of single crystals of Ni-based superalloys in time-tested turbine blades

Autor: M. R. Orlov, V. G. Kolodochkina, R. M. Nazarkin, O. G. Ospennikova

Publikováno v: «Aviation Materials and Technologies». :9-17

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a93d4437e3469bb2371a10d778fdf1d5
https://doi.org/10.18577/2071-9140-2016-0-4-9-17

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Structural phase characteristics of rhenium- and ruthenium- containing high-temperature eutectic γ/γ'-NbC composites

Autor: E. S. Elyutin, E. S. Dzhioeva, N. V. Petrushin, R. M. Nazarkin

Publikováno v: Inorganic Materials: Applied Research. 6:445-453

Ingots of high-temperature nickel-based eutectic γ/γ'-NbC alloy of the Ni–Al–Re–Ru–Nb–C system with natural composite structure are produced using high-gradient oriented crystallization. Investigations are conducted involving alloy segreg

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7cd13edc4848dbe8fcf52850bf47166e
https://doi.org/10.1134/s2075113315050135

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Structural changes and damage of single-crystal turbine blades during life tests of an aviation gas turbine engine

Autor: M. R. Orlov, R. M. Nazarkin, V. G. Kolodochkina, O. G. Ospennikova

Publikováno v: Russian Metallurgy (Metally). 2015:324-331

The irreversible structural changes of the single-crystal ZhS32-VI nickel superalloy blades of a high-pressure turbine that occur during life tests of a gas turbine engine are studied. The main operation damages in the hottest section of the blade ai

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9c7bbc00dd9f3f6cb21b79b5031b0292
https://doi.org/10.1134/s0036029515040114

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Design of refractory intermetallic alloys based on γ'-phase with high melting temperature. Part 2

Autor: N. V. Petrushin, E. B. Chabina, R. M. Nazarkin

Publikováno v: Metal Science and Heat Treatment. 54:122-125

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cf0b454fe5a7be6886929c5464bc7a9f
https://doi.org/10.1007/s11041-012-9466-7

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Design of refractory intermetallic alloys based on γ′-phase with high melting temperature. Part 1

Autor: R. M. Nazarkin, E. B. Chabina, N. V. Petrushin

Publikováno v: Metal Science and Heat Treatment. 54:83-89

The microstructure, physicochemical characteristics (the solidus and liquidus temperatures, the crystal lattice parameters of the γ′- and γ-phases), and tensile mechanical properties of (γ′+ γ)-alloys with polycrystalline structure based on N

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::70face311daff53dcc98c1f40261f65e
https://doi.org/10.1007/s11041-012-9458-7

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Misfit as a characteristic of the level of interfacial stresses in single-crystal nickel superalloys

Autor: N. V. Petrushin, R. M. Nazarkin, N. S. Moiseeva, A. I. Samoilov

Publikováno v: Russian Metallurgy (Metally). 2011:459-464

A method for determining the level of interfacial stresses in single-crystal nickel superalloys and the results of its determination are presented. The splitting of the (h00) X-ray diffraction peaks in the X-ray diffraction patterns of the γ and γ�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::eebb7eba6cc67fa3db3a08f7fa4113fd
https://doi.org/10.1134/s0036029511050119

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