JP7470937B2 - 耐熱性Ir合金 - Google Patents
耐熱性Ir合金 Download PDFInfo
- Publication number
- JP7470937B2 JP7470937B2 JP2020197749A JP2020197749A JP7470937B2 JP 7470937 B2 JP7470937 B2 JP 7470937B2 JP 2020197749 A JP2020197749 A JP 2020197749A JP 2020197749 A JP2020197749 A JP 2020197749A JP 7470937 B2 JP7470937 B2 JP 7470937B2
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- JP
- Japan
- Prior art keywords
- alloy
- mass
- heat
- resistant
- hardness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000575 Ir alloy Inorganic materials 0.000 title claims description 18
- 229910052721 tungsten Inorganic materials 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 description 13
- 239000000956 alloy Substances 0.000 description 13
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000003779 heat-resistant material Substances 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 229910001260 Pt alloy Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052735 hafnium Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 229910052706 scandium Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000601 superalloy Inorganic materials 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003826 uniaxial pressing Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- 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
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- 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
- C22F1/14—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of noble metals or alloys based thereon
Landscapes
- 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)
- Powder Metallurgy (AREA)
Description
Rhを5~30mass%、
Taを0.5~5mass%、
Sc、Hf、Wの少なくとも一種を0.003~0.15mass%含有し、
残部がIrであることを特徴とする耐熱性Ir合金である。
Claims (1)
- Rhを5~30mass%、
Taを0.5~5mass%、
Sc、Hf、Wの少なくとも一種を0.003~0.15mass%含有し、
残部がIrであることを特徴とする耐熱性Ir合金。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020197749A JP7470937B2 (ja) | 2020-11-30 | 2020-11-30 | 耐熱性Ir合金 |
US17/538,264 US11505848B2 (en) | 2020-11-30 | 2021-11-30 | Heat-resistant Ir alloy |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020197749A JP7470937B2 (ja) | 2020-11-30 | 2020-11-30 | 耐熱性Ir合金 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022085973A JP2022085973A (ja) | 2022-06-09 |
JP7470937B2 true JP7470937B2 (ja) | 2024-04-19 |
Family
ID=81751234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020197749A Active JP7470937B2 (ja) | 2020-11-30 | 2020-11-30 | 耐熱性Ir合金 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11505848B2 (ja) |
JP (1) | JP7470937B2 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018117135A1 (ja) | 2016-12-22 | 2018-06-28 | 石福金属興業株式会社 | 耐熱性Ir合金 |
JP2019110114A (ja) | 2017-12-19 | 2019-07-04 | 株式会社デンソー | スパークプラグ用電極、及びスパークプラグ |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7057935B2 (ja) | 2016-12-22 | 2022-04-21 | 石福金属興業株式会社 | 耐熱性Ir合金 |
-
2020
- 2020-11-30 JP JP2020197749A patent/JP7470937B2/ja active Active
-
2021
- 2021-11-30 US US17/538,264 patent/US11505848B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018117135A1 (ja) | 2016-12-22 | 2018-06-28 | 石福金属興業株式会社 | 耐熱性Ir合金 |
JP2019110114A (ja) | 2017-12-19 | 2019-07-04 | 株式会社デンソー | スパークプラグ用電極、及びスパークプラグ |
Also Published As
Publication number | Publication date |
---|---|
US11505848B2 (en) | 2022-11-22 |
JP2022085973A (ja) | 2022-06-09 |
US20220170135A1 (en) | 2022-06-02 |
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