CN109897991B - 一种高熵晶界修饰的纳米晶合金粉末及其制备方法 - Google Patents
一种高熵晶界修饰的纳米晶合金粉末及其制备方法 Download PDFInfo
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- CN109897991B CN109897991B CN201910349303.7A CN201910349303A CN109897991B CN 109897991 B CN109897991 B CN 109897991B CN 201910349303 A CN201910349303 A CN 201910349303A CN 109897991 B CN109897991 B CN 109897991B
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- 239000000843 powder Substances 0.000 title claims abstract description 88
- 239000000956 alloy Substances 0.000 title claims abstract description 78
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 75
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 34
- 238000005245 sintering Methods 0.000 claims abstract description 29
- 238000007731 hot pressing Methods 0.000 claims abstract description 22
- 238000000498 ball milling Methods 0.000 claims description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 14
- 239000010439 graphite Substances 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 10
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- 238000007789 sealing Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- 239000012798 spherical particle Substances 0.000 claims description 6
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- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 16
- 238000005551 mechanical alloying Methods 0.000 abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 40
- 239000010955 niobium Substances 0.000 description 19
- 229910052759 nickel Inorganic materials 0.000 description 14
- 229910052750 molybdenum Inorganic materials 0.000 description 8
- 229910052758 niobium Inorganic materials 0.000 description 8
- 229910052715 tantalum Inorganic materials 0.000 description 8
- 229910052726 zirconium Inorganic materials 0.000 description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 7
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 7
- 239000011733 molybdenum Substances 0.000 description 7
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 7
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000002159 nanocrystal Substances 0.000 description 6
- 239000002707 nanocrystalline material Substances 0.000 description 6
- 229910000601 superalloy Inorganic materials 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000005204 segregation Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
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- 229910052760 oxygen Inorganic materials 0.000 description 4
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- 229910052742 iron Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000007709 nanocrystallization Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Abstract
Description
维氏硬度(HV) | 抗压强度(MPa) | 屈服强度(MPa) | 延伸率(%) | |
实施例1 | 393 | 1473 | 1378 | 8.5 |
实施例2 | 410.5 | 1573 | 1484 | 3.23 |
实施例3 | 428 | 1620 | 1536 | 3.05 |
实施例4 | 456.5 | 1662 | 1604 | 2.95 |
纯Ni | 131 | 732 | 648 | 45 |
Claims (8)
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CN201910349303.7A CN109897991B (zh) | 2019-04-28 | 2019-04-28 | 一种高熵晶界修饰的纳米晶合金粉末及其制备方法 |
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CN201910349303.7A CN109897991B (zh) | 2019-04-28 | 2019-04-28 | 一种高熵晶界修饰的纳米晶合金粉末及其制备方法 |
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CN109897991A CN109897991A (zh) | 2019-06-18 |
CN109897991B true CN109897991B (zh) | 2020-02-14 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US11607733B2 (en) | 2019-12-16 | 2023-03-21 | Brown University | Bulk grain boundary materials |
CN111334697B (zh) * | 2020-03-10 | 2021-07-09 | 中国人民解放军军事科学院国防科技创新研究院 | 一种W-Ta-Mo-Nb-C高温高熵合金及其制备方法 |
CN113667902B (zh) * | 2021-08-20 | 2022-05-27 | 中国矿业大学 | 高熵晶界修饰的铁基多元纳米晶合金及其制备方法 |
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JP3229500B2 (ja) * | 1994-10-12 | 2001-11-19 | 増本 健 | 高強度金属材料およびその製造方法 |
CN1142313C (zh) * | 2000-11-22 | 2004-03-17 | 中国科学院金属研究所 | 一种镍基非晶态合金 |
DE102005001198A1 (de) * | 2005-01-10 | 2006-07-20 | H.C. Starck Gmbh | Metallische Pulvermischungen |
US9822430B2 (en) * | 2012-02-29 | 2017-11-21 | The United States Of America As Represented By The Secretary Of The Army | High-density thermodynamically stable nanostructured copper-based bulk metallic systems, and methods of making the same |
CN104046828B (zh) * | 2014-05-15 | 2016-06-08 | 四川大学 | 含高能球磨工艺的纳米多元复合晶粒长大抑制剂制备方法 |
CN109182867B (zh) * | 2018-09-29 | 2020-05-08 | 北京科技大学 | 高熵合金稳定的纳米金属材料MxNy系合金及制备方法 |
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Denomination of invention: The invention relates to a nanocrystalline alloy powder modified by high entropy grain boundary and a preparation method thereof Effective date of registration: 20211122 Granted publication date: 20200214 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Yongle Machinery Manufacturing Co.,Ltd. Registration number: Y2021980012926 |
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Denomination of invention: A high entropy grain boundary modified nanocrystalline alloy powder and its preparation method Effective date of registration: 20220627 Granted publication date: 20200214 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Yongle Machinery Manufacturing Co.,Ltd. Registration number: Y2022370000074 |