JP6696945B2 - Co系高強度アモルファス合金とその使用 - Google Patents
Co系高強度アモルファス合金とその使用 Download PDFInfo
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- 229910000808 amorphous metal alloy Inorganic materials 0.000 title claims description 30
- 238000012360 testing method Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052727 yttrium Inorganic materials 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 description 24
- 239000000956 alloy Substances 0.000 description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 15
- 239000000203 mixture Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 238000005452 bending Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 229910052804 chromium Inorganic materials 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000007496 glass forming Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000007373 indentation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 238000013001 point bending Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052691 Erbium Inorganic materials 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000007542 hardness measurement Methods 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 238000002074 melt spinning Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000013526 supercooled liquid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910006728 Si—Ta Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- NGBFQHCMQULJNZ-UHFFFAOYSA-N Torsemide Chemical compound CC(C)NC(=O)NS(=O)(=O)C1=CN=CC=C1NC1=CC=CC(C)=C1 NGBFQHCMQULJNZ-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000013095 identification testing Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000023999 pseudocleavage Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000003716 rejuvenation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C19/00—Devices for preventing pilfering of watches or jewellery
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/04—Amorphous alloys with nickel or cobalt as the major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/03—Making non-ferrous alloys by melting using master alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/11—Making amorphous alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
-
- 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
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
-
- 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
- G04B1/00—Driving mechanisms
- G04B1/10—Driving mechanisms with mainspring
- G04B1/14—Mainsprings; Bridles therefor
- G04B1/145—Composition and manufacture of the springs
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Continuous Casting (AREA)
Description
に役立つ、高強度で延性特性を有するCo系アモルファス合金に関する。
・厚さが80μm超、好ましくは100μm超の薄帯として合成できるほどの高いガラス形成能
・3.75GPa超、好ましくは4GPa超の高い破断強度値
・室温で塑性変形できるほどの、曲げ荷重下および圧縮荷重下における延性の高さ
・Co−(Fe)−Nb−B−(Er,Tb,Y,Dy),Co−(Ir)−Ta−BまたはCo−Fe−Ta−B−(Mo,Si)
・Fe−(Co,Cr,Mn)−Mo−C−B−(Er)またはCo−(Fe)−Cr−Mo−C−B−(Er)
・Fe−(Co,Ni)−B−Si−Nb−(V)またはCo−B−Si−Ta
CoaNibMoc(C1-xBx)dXe
上式でXは、Cu、Si、Fe、P、Y、Er、Cr、Ga、Ta、Nb、V、およびWから成る群から選択される1種類または数種類の元素であり、上式で添え字xは0.1≦x≦0.9の値を有し、aからeの添え字は以下の条件を満たす。
・55≦a≦75at%、好ましくは60≦a≦70at%
・0≦b≦15at%、好ましくは0≦b≦10at%
・7≦c≦17at%、好ましくは10≦c≦15at%
・15≦d≦23at%、好ましくは17≦d≦21at%
・0≦e≦10at%、好ましくは0≦e≦5at%、より好ましくは0≦e≦3at%で、前記群から選択される各元素の含有量が3at%未満、好ましくは2at%未満
・不純物である残部が最大2at%。
サンプル作製
母合金は、アルミナまたは石英のるつぼで、純Co、Fe、Cr、Ni、Mo、黒鉛(99.9wt%)とCo80B20のプレ合金(99.5wt%)の混合物を誘導溶解して作製した。必要に応じて、インゴットはアーク溶融して均質化した。次いで、シングルローラー溶融スピナーを用いてチルブロック溶融紡糸(CBMS)法で、母合金から厚さ55〜160μm、幅1〜5mmの薄帯を製造した。プロセス雰囲気は不活性ガスまたはCO2であった。一般に、薄帯の厚さt>100μmでは、ホイール速度≦13mm/sを適用する必要があった。
薄帯の熱的特性、構造特性、機械的特性を、20K/minの一定の加熱速度と精製アルゴン流下で示差走査熱量測定(DSC)によって、またX線回折分析、光学立体視法、機械的試験によって評価した。X線測定は、Co−Kα放射線を用いた反射形態で、2θ=20〜80度または10〜100度の範囲で実施した。
HV(GPa)=0.92671HIT
以下の表1は、真空/アルゴン雰囲気(室圧300mbar)中で処理し、試験したCo−Mo−C−B−Xの鋳放しの薄帯の一覧である。合金組成は、比較例と、本発明による実施例を含む。比較合金のCr含有量は5〜15原子%であり、合金はさらに、5原子%のFeを含有してもよい。本発明による合金は、FeおよびCr含有量を減らし、さらに抑えて、延性を改善すると同時に、以下に示すように高い破断強度を維持する。
Claims (15)
- 式:
CoaNibMoc(C1-xBx)dXe
に相当するアモルファス合金であって、
上式でXは、Cu、Si、Fe、P、Y、Er、Cr、Ga、Ta、Nb、V、およびWから成る群から選択される1種類または数種類の元素であり;
上式で添え字xは0.1≦x≦0.9の値を有し、aからeの添え字は条件:
・55≦a≦75at%
・0≦b≦15at%
・7≦c≦17at%
・15≦d≦23at%
・0≦e≦10at%
を満たし、さらに、
前記群から選択される各元素の含有量が≦3at%であり、残部が不純物である
アモルファス合金。 - 60≦a≦70at%である、請求項1に記載のアモルファス合金。
- 0≦b≦10at%である、請求項1または2に記載のアモルファス合金。
- 10≦c≦15at%である、請求項1〜3のうちいずれか一項に記載のアモルファス合金。
- 17≦d≦21at%である、請求項1〜4のうちいずれか一項に記載のアモルファス合金。
- 0≦e≦5at%である、請求項1〜5のうちいずれか一項に記載のアモルファス合金。
- Cr含有量=0である、請求項1〜6のうちいずれか一項に記載のアモルファス合金。
- Fe含有量=0である、請求項1〜7のうちいずれか一項に記載のアモルファス合金。
- Cu含有量≦1at%である、請求項1〜8のうちいずれか一項に記載のアモルファス合金。
- 圧縮荷重下の破断強度が3750MPa超である、請求項1〜9のうちいずれか一項に記載のアモルファス合金。
- ナノスケールα−Co沈殿物を含む、請求項1〜10のうちいずれか一項に記載のアモルファス合金。
- 厚さまたは直径が80μm超である、請求項1〜11のうちいずれか一項に記載のアモルファス合金で作られた薄帯、ワイヤー、または箔。
- 180度曲げ試験で延性を示す、請求項12に記載の薄帯、ワイヤー、または箔。
- 請求項1〜11のうちいずれか一項に記載のアモルファス合金で作ら
れた腕時計部品、特にばね。 - 請求項14に記載の腕時計部品を含む腕時計。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16198457.0 | 2016-11-11 | ||
EP16198457.0A EP3321382B1 (en) | 2016-11-11 | 2016-11-11 | Co-based high-strength amorphous alloy and use thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018076587A JP2018076587A (ja) | 2018-05-17 |
JP6696945B2 true JP6696945B2 (ja) | 2020-05-20 |
Family
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JP2017173850A Active JP6696945B2 (ja) | 2016-11-11 | 2017-09-11 | Co系高強度アモルファス合金とその使用 |
Country Status (6)
Country | Link |
---|---|
US (2) | US20180135151A1 (ja) |
EP (1) | EP3321382B1 (ja) |
JP (1) | JP6696945B2 (ja) |
CN (1) | CN108070799B (ja) |
HK (1) | HK1254479A1 (ja) |
RU (1) | RU2736692C2 (ja) |
Families Citing this family (3)
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CN110400670B (zh) * | 2019-04-18 | 2021-07-30 | 江西大有科技有限公司 | 高矩形比钴基非晶合金铁芯及其制备方法 |
CN112481558A (zh) * | 2019-09-11 | 2021-03-12 | 天津大学 | 一种高硬度钴基金属玻璃及其制备方法 |
US20210230720A1 (en) * | 2019-12-27 | 2021-07-29 | Tdk Corporation | Soft magnetic alloy powder, magnetic core, magnetic component and electronic device |
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JPS62124262A (ja) * | 1974-12-24 | 1987-06-05 | Res Inst Iron Steel Tohoku Univ | 高透磁率アモルフアス合金の磁気特性改質方法 |
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JPS6475641A (en) * | 1987-09-18 | 1989-03-22 | Takeshi Masumoto | Amorphous alloy containing carbon grain and its manufacture |
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RU2009249C1 (ru) * | 1992-05-12 | 1994-03-15 | Научно-производственное предприятие "Гамма" | Магнитный сплав на основе кобальта и способ производства ленты из него |
RU2041513C1 (ru) * | 1992-10-26 | 1995-08-09 | Научно-производственное предприятие "Гамма" | Трансформатор |
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2016
- 2016-11-11 EP EP16198457.0A patent/EP3321382B1/en active Active
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2017
- 2017-08-15 US US15/677,212 patent/US20180135151A1/en not_active Abandoned
- 2017-09-11 JP JP2017173850A patent/JP6696945B2/ja active Active
- 2017-10-05 RU RU2017135403A patent/RU2736692C2/ru active
- 2017-11-08 CN CN201711088573.4A patent/CN108070799B/zh active Active
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2018
- 2018-10-24 HK HK18113628.3A patent/HK1254479A1/zh unknown
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US20200115775A1 (en) | 2020-04-16 |
US20180135151A1 (en) | 2018-05-17 |
RU2017135403A3 (ja) | 2020-08-31 |
EP3321382A1 (en) | 2018-05-16 |
RU2736692C2 (ru) | 2020-11-19 |
CN108070799B (zh) | 2020-09-08 |
EP3321382B1 (en) | 2020-01-01 |
US11555228B2 (en) | 2023-01-17 |
JP2018076587A (ja) | 2018-05-17 |
CN108070799A (zh) | 2018-05-25 |
HK1254479A1 (zh) | 2019-07-19 |
RU2017135403A (ru) | 2019-04-09 |
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