JP6802866B2 - 外装部品のための高エントロピー合金 - Google Patents
外装部品のための高エントロピー合金 Download PDFInfo
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- JP6802866B2 JP6802866B2 JP2019019528A JP2019019528A JP6802866B2 JP 6802866 B2 JP6802866 B2 JP 6802866B2 JP 2019019528 A JP2019019528 A JP 2019019528A JP 2019019528 A JP2019019528 A JP 2019019528A JP 6802866 B2 JP6802866 B2 JP 6802866B2
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/04—Alloys containing less than 50% by weight of each constituent containing tin or lead
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/06—Alloys containing less than 50% by weight of each constituent containing zinc
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/006—Amorphous alloys with Cr as the major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/008—Amorphous alloys with Fe, Co or Ni as the major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/08—Amorphous alloys with aluminium as the major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
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- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
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Description
Claims (8)
- Cr、Fe、V、Al、Si、Mn、Mo、Ti及びNiからなる群から選ばれた4〜9のメジャー合金形成元素を含有する組成の高エントロピー合金であって、
Cr、Fe及びVである3つのメジャー合金形成元素がそれぞれ20〜40%の原子分率を有し、
AlとSiから選ばれる1つ又は2つのメジャー合金形成元素のそれぞれが、5%以上の原子分率を有し、これらの2つのメジャー合金形成元素の合計原子分率が25%以下であり、
Mn、Mo、Ti及びNiから選ばれる0、1、2、3又は4のメジャー合金形成元素のそれぞれは、原子分率が5%以上であり、これらの4つのメジャー合金形成元素の合計原子分率が35%以下であり、
前記4〜9のメジャー合金形成元素のすべての合計原子分率が80%以上であり、残りが不純物で形成されており及び/又はそれぞれの原子分率が5%未満である一又は複数のマイナー合金形成元素で形成され、
前記マイナー合金形成元素として0.005〜0.1%の原子分率のBを含有し、
単相の体心立方構造の固溶体を含有し、
硬度HV10が400以上である合金。 - Cr、Fe、V、Al、Si、Mn、Mo、Ti及びNiからなる群から選ばれた4〜9のメジャー合金形成元素を含有する組成の高エントロピー合金であって、
Cr、Fe及びVである3つのメジャー合金形成元素がそれぞれ20〜40%の原子分率を有し、
AlとSiから選ばれる1つ又は2つのメジャー合金形成元素のそれぞれが、5%以上の原子分率を有し、これらの2つのメジャー合金形成元素の合計原子分率が25%以下であり、
Mn、Mo、Ti及びNiから選ばれる0、1、2、3又は4のメジャー合金形成元素のそれぞれは、原子分率が5%以上であり、これらの4つのメジャー合金形成元素の合計原子分率が35%以下であり、
前記4〜9のメジャー合金形成元素のすべての合計原子分率が80%以上であり、残りが不純物で形成されており及び/又はそれぞれの原子分率が5%未満である一又は複数のマイナー合金形成元素で形成され、
前記マイナー合金形成元素として0.005〜0.1%の原子分率のBを含有し、
体心立方構造の格子及びナノ沈殿物を含有している二相構造を有し、
硬度HV10が400以上である合金。 - 前記マイナー合金形成元素は、Si、Mn、Mo、Al、Nb、H、B、C、N、O、Mg、Sc、Ti、Cu、Ni、Zn、Ga、Ge Sr、Y、Zr、Rh、Pd、Ag、Sn、Sb、Hf、Ta、W、Pt及びAuからなる群から選ばれる
請求項1または2に記載の合金。 - メジャー合金形成元素として7〜15%の原子分率のNiを含有する
請求項1〜3のいずれかに記載の合金。 - 原子分率で表現されている、Al10Fe25Cr40V25、Al10Fe40Cr25V25、Al10Fe25Cr25V40、Al10Fe30Cr30V30、Al5Cr30Fe30Mo5V30、Al6Cr30Fe30Mo5V29、Al5Cr30Fe30Si5V30、Al5Cr30Fe30Mn5V30、Al13Cr25Fe25Ni12V25、Cr31Fe31V31Si7又はFe25Cr25V25Al10Ni10Ti5の式のいずれかを満たす
請求項1〜4のいずれかに記載の合金。 - 非強磁性のふるまいを示し、ISO規格9227に規定された塩水噴霧試験を行っても腐食の兆候を示さない
請求項1〜5のいずれかに記載の合金。 - 請求項1〜6のいずれかに記載の合金によって形成されている
計時器又は装飾品のための外装部品。 - ケースミドル部、ケース裏部、ベゼル、プッシャー、リュウズ、腕輪リンク、クラスプ、バックル、プロング、表盤、針及び時表示部品からなる群から選ばれる
請求項7に記載の外装部品。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18162716.7 | 2018-03-20 | ||
| EP18162716.7A EP3543368B1 (fr) | 2018-03-20 | 2018-03-20 | Alliages à haute entropie pour composants d'habillage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019163535A JP2019163535A (ja) | 2019-09-26 |
| JP6802866B2 true JP6802866B2 (ja) | 2020-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2019019528A Active JP6802866B2 (ja) | 2018-03-20 | 2019-02-06 | 外装部品のための高エントロピー合金 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20190292633A1 (ja) |
| EP (1) | EP3543368B1 (ja) |
| JP (1) | JP6802866B2 (ja) |
| KR (1) | KR102180486B1 (ja) |
| CN (2) | CN120738535A (ja) |
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| CN105714353B (zh) * | 2016-02-02 | 2018-04-13 | 北京科技大学 | 一种在高熵合金表面生成复合氧化物纳米管阵列的方法 |
| KR101831056B1 (ko) * | 2016-06-01 | 2018-02-21 | 한국기계연구원 | 고엔트로피 합금 |
| CN108359948B (zh) * | 2018-01-22 | 2020-04-24 | 北京科技大学 | 一种高通量筛选用Cr-Fe-V-Ta-W系高熵合金薄膜及其制备方法 |
-
2018
- 2018-03-20 EP EP18162716.7A patent/EP3543368B1/fr active Active
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2019
- 2019-02-06 JP JP2019019528A patent/JP6802866B2/ja active Active
- 2019-02-11 US US16/271,925 patent/US20190292633A1/en not_active Abandoned
- 2019-02-15 KR KR1020190017908A patent/KR102180486B1/ko not_active Expired - Fee Related
- 2019-03-19 CN CN202510935335.0A patent/CN120738535A/zh active Pending
- 2019-03-19 CN CN201910207000.1A patent/CN110306094A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019163535A (ja) | 2019-09-26 |
| KR20190110432A (ko) | 2019-09-30 |
| EP3543368B1 (fr) | 2020-08-05 |
| KR102180486B1 (ko) | 2020-11-19 |
| CN110306094A (zh) | 2019-10-08 |
| CN120738535A (zh) | 2025-10-03 |
| US20190292633A1 (en) | 2019-09-26 |
| EP3543368A1 (fr) | 2019-09-25 |
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