RU2015139250A - METHOD FOR PRODUCING SAMPLES OF NANOSTRUCTURED METAL MATERIALS - Google Patents

METHOD FOR PRODUCING SAMPLES OF NANOSTRUCTURED METAL MATERIALS Download PDF

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Publication number
RU2015139250A
RU2015139250A RU2015139250A RU2015139250A RU2015139250A RU 2015139250 A RU2015139250 A RU 2015139250A RU 2015139250 A RU2015139250 A RU 2015139250A RU 2015139250 A RU2015139250 A RU 2015139250A RU 2015139250 A RU2015139250 A RU 2015139250A
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Russia
Prior art keywords
melt
temperature
metal
producing
metal materials
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RU2015139250A
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Russian (ru)
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RU2618302C2 (en
Inventor
Евгений Михайлович Соловьев
Алексей Вячеславович Матасов
Виталий Вячеславович Челноков
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Евгений Михайлович Соловьев
Алексей Вячеславович Матасов
Виталий Вячеславович Челноков
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Priority to RU2015139250A priority Critical patent/RU2618302C2/en
Publication of RU2015139250A publication Critical patent/RU2015139250A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D13/00—Centrifugal casting; Casting by using centrifugal force

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  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)

Claims (1)

Способ получения образцов наноструктурированных металлических материалов, включающий способ получении моноструктур, который основан на создании в расплаве переохлаждений, соответствующих максимуму линейной скорости роста кристаллов, отличающийся тем, что кристаллизацию (отвердение) металлического расплава с заданной массой (G) и первоначальной температурой (Т0) осуществляют при его объемном переохлаждении в нестационарных условиях и заданных во времени (t) режимах воздействия поля центробежных сил (гравитационного поля), определяемого скоростью центрифугирования расплава (w) и изначально заданным радиусом его вращения при центрифугировании (R), а также температурно-тепловым воздействием на расплав от контактирующего с ним газового теплоносителя с заданными во времени характеристиками: температурой (Та) и расходом (Ga), причем скорость охлаждения материала может происходить от 0 до 100ºС/с, при этом форма металлического материала в процессе центрифугирования представляет собой полый тонкостенный вращающийся вокруг своей оси цилиндр, в полость которого с заданными во времени значениями расхода и температуры входит и выходит горячий газовый агент, а коэффициент перегрузки (гравитации) в диапазоне от 200 до 10000g в зависимости от требуемых и заданных характеристик зерна и монокристаллов в отвердевшем металлическом материале, а масса центрифугируемого металла достигает до 2000 кг и более.A method for producing samples of nanostructured metal materials, including a method for producing monostructures, which is based on creating subcoolings in the melt corresponding to the maximum linear crystal growth rate, characterized in that the crystallization (hardening) of the metal melt with a given mass (G) and initial temperature (T 0 ) carried out with its volume supercooling under non-stationary conditions and time-dependent (t) modes of exposure to the centrifugal force field (gravitational field), determined th melt centrifugation speed (w) and initially specify the radius of rotation during centrifugation (R), as well as temperature-thermal effect on the melt by contacting them coolant gas with a time specified characteristics: temperature (T a) and flow rate (G a) moreover, the cooling rate of the material can occur from 0 to 100 ° C / s, while the shape of the metal material during centrifugation is a hollow thin-walled cylinder rotating around its axis, into the cavity of which with At the same time, a hot gas agent enters and exits with the values of flow rate and temperature, and the overload (gravity) coefficient is in the range from 200 to 10000 g depending on the required and specified characteristics of grain and single crystals in the hardened metal material, and the mass of the centrifuged metal reaches up to 2000 kg and more.
RU2015139250A 2015-09-15 2015-09-15 Method of obtaining nanostructured metal products RU2618302C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2015139250A RU2618302C2 (en) 2015-09-15 2015-09-15 Method of obtaining nanostructured metal products

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RU2015139250A RU2618302C2 (en) 2015-09-15 2015-09-15 Method of obtaining nanostructured metal products

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RU2015139250A true RU2015139250A (en) 2017-03-21
RU2618302C2 RU2618302C2 (en) 2017-05-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2763366C1 (en) * 2021-06-10 2021-12-28 Соловьева Мария Петровна Method for obtaining restructured zinc

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU605677A1 (en) * 1976-10-15 1978-05-05 Предприятие П/Я В-8889 Device for casting tube blanks
RU2027542C1 (en) * 1993-06-29 1995-01-27 Акционерное общество "Буммаш" Method of production of casting
RU2296175C1 (en) * 2005-08-09 2007-03-27 Олег Владимирович Анисимов Method of production of the alloying additives for production of alloys
RU2339485C2 (en) * 2006-01-16 2008-11-27 Олег Владимирович Анисимов Method for manufacturing foundry from metallic melt
RU2395610C2 (en) * 2008-07-17 2010-07-27 Олег Владимирович Анисимов Procedure for generation of additives and addition alloys for production of alloys

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Effective date: 20180916