JP6300574B2 - 高剛性低熱膨張鋳物 - Google Patents
高剛性低熱膨張鋳物 Download PDFInfo
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- JP6300574B2 JP6300574B2 JP2014039769A JP2014039769A JP6300574B2 JP 6300574 B2 JP6300574 B2 JP 6300574B2 JP 2014039769 A JP2014039769 A JP 2014039769A JP 2014039769 A JP2014039769 A JP 2014039769A JP 6300574 B2 JP6300574 B2 JP 6300574B2
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- thermal expansion
- less
- low thermal
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- 238000005266 casting Methods 0.000 title claims description 62
- 238000002441 X-ray diffraction Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000013078 crystal Substances 0.000 description 29
- 239000002184 metal Substances 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000002054 inoculum Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 229910052758 niobium Inorganic materials 0.000 description 5
- 238000007711 solidification Methods 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 229910052684 Cerium Inorganic materials 0.000 description 3
- 229910052746 lanthanum Inorganic materials 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 229910001374 Invar Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000009774 resonance method Methods 0.000 description 2
- 229910017090 AlO 2 Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000005539 carbonized material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Continuous Casting (AREA)
Description
Claims (6)
- 質量%で、Ni:28〜37%を含有し、残部がFe及び不可避的不純物である成分組成を有し、
断面の厚みが10〜300mmである部位を有し、該断面の厚みが10〜300mmである部位の任意の点における表面から厚さ方向に厚さの1/2から厚さの1/4の範囲における組織の(111)面のX線回折ピーク強度I(111)、(200)面のX線回折ピーク強度I(200)が
I(111)/(I(111)+I(200))≧0.2
を満たす
ことを特徴とする高剛性低熱膨張鋳物。 - 前記断面の厚みが10〜300mmである部位の任意の点における表面から厚さ方向に厚さの1/2の点における組織の(311)面のX線回折ピーク強度I(311)、表面から厚さ方向に厚さの1/2から厚さの1/4の範囲における組織の(200)面のX線回折ピーク強度I(200)が
I(311)/(I(311)+I(200))≧0.2
を満たすことを特徴とする請求項1に記載の高剛性低熱膨張鋳物。 - さらに、Co:0.1〜18%を含有することを特徴とする請求項1又は2に記載の高剛性低熱膨張鋳物。
- さらに、Mn:0.1〜5.0%を含有することを特徴とする請求項1〜3のいずれか1項に記載の高剛性低熱膨張鋳物。
- さらに、Nb:3%以下、Ti:3%以下、Zr:2%以下、B:0.05%以下、Mg:0.1%以下のうち1種以上を含有することを特徴とする請求項1〜4のいずれか1項に記載の高剛性低熱膨張鋳物。
- さらに、C:0.1%以下、Si:2.0%以下、Cu:5%以下、S:0.05%以下、及び、Ce及び/又はLa:0.1%以下のうち1種以上を含有することを特徴とする請求項1〜5のいずれか1項に記載の高剛性低熱膨張鋳物。
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JP2014039769A JP6300574B2 (ja) | 2014-02-28 | 2014-02-28 | 高剛性低熱膨張鋳物 |
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JP2014039769A JP6300574B2 (ja) | 2014-02-28 | 2014-02-28 | 高剛性低熱膨張鋳物 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015163728A JP2015163728A (ja) | 2015-09-10 |
JP6300574B2 true JP6300574B2 (ja) | 2018-03-28 |
Family
ID=54186751
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JP2014039769A Active JP6300574B2 (ja) | 2014-02-28 | 2014-02-28 | 高剛性低熱膨張鋳物 |
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JP (1) | JP6300574B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2751391C1 (ru) * | 2020-12-02 | 2021-07-13 | Общество с ограниченной ответственностью Научно-производственный центр «ЛИНВАР» | Литейный инварный сплав на основе железа |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11371123B2 (en) * | 2017-09-01 | 2022-06-28 | Shinhokoku Material Corp. | Low thermal expansion alloy |
US20230082149A1 (en) * | 2020-04-27 | 2023-03-16 | Shinhokoku Material Corp. | Low thermal expansion cast steel and method of production of same |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0778270B2 (ja) * | 1988-08-19 | 1995-08-23 | 日本冶金工業株式会社 | エッチング時のスジむら抑制効果に優れるFe−Ni系合金の製造方法 |
JPH0778271B2 (ja) * | 1988-08-19 | 1995-08-23 | 日本冶金工業株式会社 | エッチング時のスジむら抑制効果に優れるFe−Ni系合金の製造方法 |
JP2000219940A (ja) * | 1999-01-29 | 2000-08-08 | Nkk Corp | エッチング性に優れた電子部品用低熱膨張合金薄板素材の熱延鋼板 |
JP3515769B2 (ja) * | 2001-08-31 | 2004-04-05 | 日鉱金属加工株式会社 | プレス成形型フラットマスク用Fe−Ni−Co系合金薄帯 |
US9278389B2 (en) * | 2011-12-20 | 2016-03-08 | General Electric Company | Induction stirred, ultrasonically modified investment castings and apparatus for producing |
-
2014
- 2014-02-28 JP JP2014039769A patent/JP6300574B2/ja active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2751391C1 (ru) * | 2020-12-02 | 2021-07-13 | Общество с ограниченной ответственностью Научно-производственный центр «ЛИНВАР» | Литейный инварный сплав на основе железа |
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