JP7175477B2 - 金属部材 - Google Patents
金属部材 Download PDFInfo
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- JP7175477B2 JP7175477B2 JP2019526972A JP2019526972A JP7175477B2 JP 7175477 B2 JP7175477 B2 JP 7175477B2 JP 2019526972 A JP2019526972 A JP 2019526972A JP 2019526972 A JP2019526972 A JP 2019526972A JP 7175477 B2 JP7175477 B2 JP 7175477B2
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- wire
- crystal grains
- metal member
- ruthenium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/005—Continuous casting of metals, i.e. casting in indefinite lengths of wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/116—Refining the metal
- B22D11/117—Refining the metal by treating with gases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C5/00—Alloys based on noble metals
- C22C5/04—Alloys based on a platinum group metal
-
- 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
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/08—Downward pulling
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B28/00—Production of homogeneous polycrystalline material with defined structure
- C30B28/04—Production of homogeneous polycrystalline material with defined structure from liquids
- C30B28/10—Production of homogeneous polycrystalline material with defined structure from liquids by pulling from a melt
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/52—Alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2200/00—Crystalline structure
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Metal Extraction Processes (AREA)
- Conductive Materials (AREA)
- Continuous Casting (AREA)
Description
初めに、本発明の実施の形態1について説明する。本発明の実施の形態1に係る金属部材は、Ru(ルテニウム)またはルテニウムを最大比率で含む合金からなる金属の多結晶から構成されている。また、多結晶とされている金属部材の結晶粒は、アスペクト比が1.5以上とされている。言い換えると、結晶粒は、長軸の長さが短軸の長さの1.5倍以上とされている。本発明に係る金属部材は、難燃性である。
以下、実際に行った実験の結果を用いてより詳細に説明する。
次に、本発明の実施の形態2について説明する。実施の形態2における金属部材は、ルテニウムを最大比率で含む合金からなる金属から構成されている。この金属は、単結晶でもよく多結晶でもよい。また、多結晶とされている場合、金属部材の結晶粒は、アスペクト比が1.2以上とされている。言い換えると、結晶粒は、長軸の長さが短軸の長さの1.2倍以上とされている。この金属部材は、難燃性である。
以下、実際に行った実験の結果を用いてより詳細に説明する。
Claims (3)
- RuまたはRuを最大比率で含む合金からなる金属の多結晶から構成され、
結晶粒は、アスペクト比が1.5以上とされ、複数の前記結晶粒は、長軸の方向を同一の方向に向けて配列され、
前記結晶粒の長軸の方向の断面における前記結晶粒の数が0.25mm2あたりに83個以下とされ、
前記金属は、ビッカース硬度が200Hv以上400Hv未満とされ、
前記 Ruを最大比率で含む合金は、化学式RuαM1βM2γM3ζで表され
、
M1は、Rh、Pd、Os、Ir、Ptのいずれかであり、
M2は、Ta、W、Reのいずれかであり、
M3は、Ruと安定化合物を形成してより耐食性を向上させる元素、もしくはRuに固溶してより耐食性を向上させる元素であり、
0.7<α<0.95、0.05≦β≦0.3、0≦γ≦0.1、0≦ζ≦0.2、かつ0.05≦β+γ+ζ≦0.3、α+β+γ+ζ=1とされている
ことを特徴とする金属部材。 - Ruを最大比率で含む合金からなる金属から構成され、
組成は化学式Ruα M1β M2γ M3δ M4ε で表され、
M1は、Rh、Pd、Os、Ir、Ptのいずれかであり、
M2は、Ta、W、Mo、Nb、Reのいずれかであり、
M3はCr,Mn,Fe,Co,Ni,Vのいずれかであり、
M4はTi,Zr,Hf,Al,Scのいずれかであり、
0.7<α<0.95、0.05≦β≦0.3、0≦γ≦0.2、0≦δ≦0.2、0≦ε≦0.03かつ0.05≦β+γ+δ+ε≦0.3、α+β+γ+δ+ε=1とされ、
前記金属は、ビッカース硬度が160Hv以上400Hv未満とされている
ことを特徴とする金属部材。 - 請求項2記載の金属部材において、
多結晶とされた前記金属の結晶粒は、アスペクト比が1.2以上とされ、複数の前記結晶粒は、長軸の方向を同一の方向に向けて配列され、
前記結晶粒の長軸の方向の断面における前記結晶粒の数が0.1mm2あたりに246個以下とされている
ことを特徴とする金属部材。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017125222 | 2017-06-27 | ||
| JP2017125222 | 2017-06-27 | ||
| JP2018102098 | 2018-05-29 | ||
| JP2018102098 | 2018-05-29 | ||
| PCT/JP2018/024332 WO2019004273A1 (ja) | 2017-06-27 | 2018-06-27 | 金属部材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2019004273A1 JPWO2019004273A1 (ja) | 2020-04-09 |
| JP7175477B2 true JP7175477B2 (ja) | 2022-11-21 |
Family
ID=64742333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019526972A Active JP7175477B2 (ja) | 2017-06-27 | 2018-06-27 | 金属部材 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20210277504A1 (ja) |
| EP (2) | EP3666913B1 (ja) |
| JP (1) | JP7175477B2 (ja) |
| WO (1) | WO2019004273A1 (ja) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6674496B2 (ja) * | 2018-03-26 | 2020-04-01 | 日本特殊陶業株式会社 | スパークプラグ及びその製造方法 |
| CN111979443A (zh) * | 2020-08-19 | 2020-11-24 | 中国南方电网有限责任公司超高压输电公司天生桥局 | 一种高压直流输电系统均压电极 |
| JP2023018848A (ja) * | 2021-07-28 | 2023-02-09 | 国立大学法人東北大学 | 熱電対 |
| JP2024031135A (ja) * | 2022-08-25 | 2024-03-07 | 株式会社C&A | 組成物、及び、抵抗発熱体 |
| JP7764048B2 (ja) * | 2023-02-27 | 2025-11-05 | 株式会社サンリック | ルテニウム合金発熱材を使用したヒータ |
| EP4553196A1 (fr) * | 2023-11-09 | 2025-05-14 | Comadur S.A. | Procédé de fabrication de saphir en barre |
| JP2025134537A (ja) * | 2024-03-04 | 2025-09-17 | 株式会社C&A | 合金部材および製品 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015190012A (ja) | 2014-03-28 | 2015-11-02 | 田中貴金属工業株式会社 | イリジウム又はイリジウム合金からなる金属線材 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6010584A (en) * | 1997-09-30 | 2000-01-04 | The United States Of America As Represented By The Secretary Of The Navy | High temperature shape memory effect in ruthenium alloys |
| US8106572B2 (en) * | 2007-12-20 | 2012-01-31 | Ngk Spark Plug Co., Ltd. | Spark plug and process for producing the spark plug |
| US20150083281A1 (en) * | 2007-12-26 | 2015-03-26 | General Electric Company | High temperature shape memory alloy actuators |
| IT1395630B1 (it) | 2009-09-10 | 2012-10-16 | Gea Niro Soavi S P A Ora Gea Mechanical Equipment Italia S P A | Omogeneizzatore ad alta pressione con riduttore epicicloidale |
| US8082624B2 (en) | 2009-11-10 | 2011-12-27 | Oreck Holdings Llc | Rotatable coupling for steering vacuum cleaner |
| US8274203B2 (en) | 2009-12-01 | 2012-09-25 | Federal-Mogul Ignition Company | Electrode material for a spark plug |
| JP5325201B2 (ja) | 2010-12-27 | 2013-10-23 | 田中貴金属工業株式会社 | イリジウム含有合金からなる金属線材 |
| JP5722515B1 (ja) * | 2014-04-04 | 2015-05-20 | 株式会社フルヤ金属 | 白金熱電対素線 |
| JP5703414B1 (ja) * | 2014-09-10 | 2015-04-22 | 石福金属興業株式会社 | 白金族基合金の製造方法 |
| DE102015213620A1 (de) | 2015-07-20 | 2017-01-26 | Robert Bosch Gmbh | Zündkerzenelektrode, Zündkerze und Verfahren zum Befunken einer Zündkerzenelektrode |
| JP6789548B2 (ja) * | 2016-05-06 | 2020-11-25 | 株式会社C&A | 金属部材製造方法 |
-
2018
- 2018-06-27 US US16/625,385 patent/US20210277504A1/en not_active Abandoned
- 2018-06-27 EP EP19218752.4A patent/EP3666913B1/en active Active
- 2018-06-27 WO PCT/JP2018/024332 patent/WO2019004273A1/ja not_active Ceased
- 2018-06-27 JP JP2019526972A patent/JP7175477B2/ja active Active
- 2018-06-27 EP EP18824773.8A patent/EP3647441B1/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015190012A (ja) | 2014-03-28 | 2015-11-02 | 田中貴金属工業株式会社 | イリジウム又はイリジウム合金からなる金属線材 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3666913A1 (en) | 2020-06-17 |
| EP3647441A1 (en) | 2020-05-06 |
| WO2019004273A1 (ja) | 2019-01-03 |
| EP3647441A4 (en) | 2021-04-14 |
| EP3666913B1 (en) | 2024-12-11 |
| EP3647441B1 (en) | 2023-11-22 |
| JPWO2019004273A1 (ja) | 2020-04-09 |
| US20210277504A1 (en) | 2021-09-09 |
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