RU2011154300A - CAST COMPOSITION ALLOY AND METHOD FOR PRODUCING IT - Google Patents
CAST COMPOSITION ALLOY AND METHOD FOR PRODUCING IT Download PDFInfo
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Abstract
1. Литой композиционный сплав на основе алюминиевой матрицы, содержащий включения интерметаллидных фаз состава AlX (где Х - Ti, Zr, V, Fe, Ni) с размером <10 мкм в количестве 5-20 об.%, высокопрочные керамические наноразмерные частицы размером <50 нм в количестве 0,1-2,0% от массы расплава и армирующие дискретные керамические частицы со средним размером 14 мкм, введенные в расплав алюминиевого сплава в количестве 1-5% от его массы, отличающийся тем, что в качестве интерметаллидных включений он дополнительно содержит включения интерметаллидных фаз состава AlX, AlX, где Х - Ti, Zr, V, Fe, Ni.2. Литой композиционный сплав по п.1, отличающийся тем, что в качестве армирующих дискретных керамических частиц он содержит экзогенные частицы ZrC, BC, SiC, ZrO, BN, TiN и эндогенные частицы TiB, TiC, AlO, формируемые в объеме расплава в ходе экзотермических реакций между предварительно введенными исходными реакционно-активными компонентами.3. Литой композиционный сплав по п.1, отличающийся тем, что в качестве высокопрочных керамических наноразмерных частиц он содержит эндогенные частицы TiB, TiC, AlO.4. Способ получения литого композиционного сплава, включающий смешивание порошков исходных компонентов, брикетирование полученной смеси, подогрев брикетов и ввод их в матричный расплав, выдержку композиции, перемешивание и разливку, отличающийся тем, что при смешивании в исходную порошковую смесь дополнительно вводят технологические добавки: криолит NaAlFв количестве 0,1-0,2 мас.% и алюминиевый порошок в количестве до 30% от массы смеси; подогрев брикетов осуществляют при температуре 300±10°С, время выдержки композиции до разливки составляет 15-20 мин.1. A cast composite alloy based on an aluminum matrix containing inclusions of intermetallic phases of the composition AlX (where X is Ti, Zr, V, Fe, Ni) with a size of <10 μm in an amount of 5-20 vol.%, High-strength ceramic nanosized particles with a size of < 50 nm in an amount of 0.1-2.0% of the mass of the melt and reinforcing discrete ceramic particles with an average size of 14 microns, introduced into the melt of an aluminum alloy in an amount of 1-5% of its mass, characterized in that as intermetallic inclusions it additionally contains inclusions of intermetallic phases of the composition AlX, AlX where X is Ti, Zr, V, Fe, Ni. 2. The cast composite alloy according to claim 1, characterized in that it contains exogenous particles of ZrC, BC, SiC, ZrO, BN, TiN and endogenous particles TiB, TiC, AlO formed in the melt volume during exothermic reactions as reinforcing discrete ceramic particles. between previously introduced initial reactive components. 3. The cast composite alloy according to claim 1, characterized in that it contains endogenous particles of TiB, TiC, AlO.4 as high-strength ceramic nanoscale particles. A method for producing a cast composite alloy, including mixing the powders of the starting components, briquetting the resulting mixture, heating the briquettes and introducing them into the matrix melt, holding the composition, mixing and casting, characterized in that technological additives are additionally introduced into the initial powder mixture: cryolite NaAlF in quantity 0.1-0.2 wt.% And aluminum powder in an amount up to 30% by weight of the mixture; briquettes are heated at a temperature of 300 ± 10 ° C, the exposure time of the composition before casting is 15-20 minutes
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RU2011154300/02A RU2492261C1 (en) | 2011-12-28 | 2011-12-28 | Cast composite alloy and method of its production |
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RU2011154300/02A RU2492261C1 (en) | 2011-12-28 | 2011-12-28 | Cast composite alloy and method of its production |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112662918A (en) * | 2020-12-02 | 2021-04-16 | 国网电力科学研究院武汉南瑞有限责任公司 | Al2O3-TiC particle reinforced aluminum matrix composite material and preparation method thereof |
CN116005040A (en) * | 2022-12-30 | 2023-04-25 | 合肥工业大学 | In-situ endogenous Al3 (Y, zr) particle reinforced aluminum matrix composite material and preparation method thereof |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2712675C2 (en) * | 2017-12-20 | 2020-01-30 | Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" (УрФУ) | Method of producing cast composite material |
RU2697683C1 (en) * | 2018-11-23 | 2019-08-16 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" | Method for production of ingots from aluminum-matrix composite alloy |
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US6086688A (en) * | 1997-07-28 | 2000-07-11 | Alcan International Ltd. | Cast metal-matrix composite material and its use |
RU2136774C1 (en) * | 1998-05-27 | 1999-09-10 | Институт металлургии и материаловедения им.А.А.Байкова РАН | Composite material based on aluminum alloy and method of its production |
RU2323991C1 (en) * | 2006-09-22 | 2008-05-10 | Институт металлургии и материаловедения им. А.А. Байкова РАН | Cast composite material with aluminium alloy in the basis and way of its obtaining |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112662918A (en) * | 2020-12-02 | 2021-04-16 | 国网电力科学研究院武汉南瑞有限责任公司 | Al2O3-TiC particle reinforced aluminum matrix composite material and preparation method thereof |
CN116005040A (en) * | 2022-12-30 | 2023-04-25 | 合肥工业大学 | In-situ endogenous Al3 (Y, zr) particle reinforced aluminum matrix composite material and preparation method thereof |
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