Výsledky vyhledávání - "P.A. Golovkin"

Improving the quality of magnets made of the Fe-Al-Ni-Co alloy at their workpiece casting

Autor: P.A. Golovkin

Publikováno v: Proceedings of Higher Educational Institutions. Маchine Building. :22-28

Metallographic analysis of the magnet material made from the Fe-Al-Ni-Co made it possible to determine that melt excessive overheating before casting reduced the product target characteristics due to formation of various internal defects. Inaccessibi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bdbcc07860d4d69308ad99bfa7adeea2
https://doi.org/10.18698/0536-1044-2023-5-22-28

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Justification of the method for production of the 2NiCuMn 38-2V alloy bars to manufacture parts for the electrovacuum devices working area

Autor: P.A. Golovkin

Publikováno v: Proceedings of Higher Educational Institutions. Маchine Building. :25-33

The paper considers critical features of the chemical composition of the 2NiCuMn 38-2V alloy bars material, which could affect vacuum purity of the electrovacuum devices working area. Taking into consideration peculiarities of the electrovacuum devic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::707d6bb5ae75da6abf3f84a838383ffd
https://doi.org/10.18698/0536-1044-2023-3-25-33

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Improving in quality of vacuum melted NMMTs38-2V alloy bars by hot gasostatic pressing

Autor: P.A. Golovkin, A.V. Logachev

Publikováno v: Blanking productions in mechanical engineering (press forging, foundry and other productions). :328-332

The possibilities for healing of defects in the bars made of the NMMts38-2B vacuum-melted copper-nickel alloy by the hot gasostatic pressing are studied.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::29582c31fe47dae089405328e6369ae3
https://doi.org/10.36652/1684-1107-2022-20-7-328-332

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1JSC 'Pluton', 2 JSC Central Scientific Research Radio Engineering Institute named after Academician A.I.Berg

Autor: P.A. Golovkin, A.V. Volkov, A.V. Krykov

Publikováno v: Proceedings of Higher Educational Institutions. Маchine Building. :29-36

Currently, there are no normative documents regulating the appropriate technology of manufacturing parts from titanium alloys at the stage from hot plastic deformation to obtaining a machined (finished) part in terms of ensuring its high-quality surf

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::09384972585770f41a0ca1d17ea350be
https://doi.org/10.18698/0536-1044-2021-12-29-36

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Improving the quality of bars from special alloy of the copper—nickel—silicon system

Autor: M.L. Rubakhin, P.A. Golovkin, M.M. Milutinovich

Publikováno v: Strengthening Technologies and Coatings. :387-391

Possibilities of improving the quality of a special wear-resistant and heat-resistant alloy Cu—Ni—Si of the copper — nickel — silicon system used in the production of special-purpose electro-vacuum devices are analyzed.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::19923c3628ca1aee3aea1461569476c0
https://doi.org/10.36652/1813-1336-2021-17-9-387-391

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About influence of deformation mechanisms on the structure and properties of metallic material

Autor: P.A. Golovkin, V.I. Galkin

Publikováno v: Strengthening Technologies and Coatings. :207-214

Using various materials as an example, we analyze the influence of the predominant deformation mechanisms on the behavior of structural, phase, and other changes in a metallic material during its pressure treatment, and on the resulting properties of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::663ead31bb3ed97e33ef0e55c726134c
https://doi.org/10.36652/1813-1336-2021-17-5-207-214

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The influence of process of manufacturing and heat treatment on performance and dimensional stability of the Cu—Ni—Si alloy

Autor: P.A. Golovkin, M.M. Milutinovich

Publikováno v: Strengthening Technologies and Coatings. :356-360

The possibilities of improving the properties and increasing the dimensional stability of material of the special Cu—Ni—Si alloy for the parts of electric vacuum microwave devices by the deformation and heat-treatment methods are analyzed.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6b062f79db0523fc2796b35bf152363b
https://doi.org/10.36652/1813-1336-2021-17-8-356-360

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Improvement of hot forging process of П-shaped forgings from VT14 and VT23 alloys

Autor: P.A. Golovkin, V.I. Galkin, S.A. Fesenko

Publikováno v: Blanking productions in mechanical engineering (press forging, foundry and other productions). :502-507

The effect of temperature deformation parameters and the workpiece shape on the structure and properties of П-shaped die forgings made of the VT14 and VT23 titanium alloys.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3d01f9465a1eaf77456969db6b6d3e7e
https://doi.org/10.36652/1684-1107-2020-18-11-502-507

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Improvement in quality of waveguide ﬂ anges made of AK12 (AL2) alloy obtained by liquid forging method

Autor: P.A. Golovkin

Publikováno v: Blanking productions in mechanical engineering (press forging, foundry and other productions). :291-294

The liquid forging process of typical ﬂ ange of antenna waveguide is analyzed. It is shown that decrease in the superheat temperature reduces the number and size of gas pores and the depth of ring seals in the casting of the ﬂ ange, and improves

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f4d9bd2c22bde083d1ad48d001da1f3b
https://doi.org/10.36652/1684-1107-2020-18-7-291-294

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