JP6793574B2 - 低熱膨張合金 - Google Patents
低熱膨張合金 Download PDFInfo
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- JP6793574B2 JP6793574B2 JP2017042864A JP2017042864A JP6793574B2 JP 6793574 B2 JP6793574 B2 JP 6793574B2 JP 2017042864 A JP2017042864 A JP 2017042864A JP 2017042864 A JP2017042864 A JP 2017042864A JP 6793574 B2 JP6793574 B2 JP 6793574B2
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Description
Claims (1)
- 質量%で、
C :0.04%以下、
Si:0.15%超、0.5%以下、
Mn:0.5%以下、
S :0.050%以下、
Ni:31〜36%、
Co:2〜6.5%、
Al:0.03%超、0.20%以下、
Mg:0〜0.05%、
Ca:0〜0.02%、
Ce:0〜0.05%、
La:0〜0.05%、
Ti:0〜0.05%、
B :0.001〜0.020%、及び
N :0.0050%以下
を含有し、残部がFe及び不可避的不純物であり、
25〜100℃の平均熱膨張係数が1.0×10-6/℃以下であり、
900℃における引張試験で測定した絞りが50%以上である
ことを特徴とする低熱膨張合金。
Priority Applications (1)
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JP2017042864A JP6793574B2 (ja) | 2017-03-07 | 2017-03-07 | 低熱膨張合金 |
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JP2017042864A JP6793574B2 (ja) | 2017-03-07 | 2017-03-07 | 低熱膨張合金 |
Publications (2)
Publication Number | Publication Date |
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JP2018145491A JP2018145491A (ja) | 2018-09-20 |
JP6793574B2 true JP6793574B2 (ja) | 2020-12-02 |
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JP2017042864A Active JP6793574B2 (ja) | 2017-03-07 | 2017-03-07 | 低熱膨張合金 |
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JP (1) | JP6793574B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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TW202405200A (zh) * | 2022-07-12 | 2024-02-01 | 日商新報國材料股份有限公司 | 低熱膨脹合金 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003253398A (ja) * | 2002-02-28 | 2003-09-10 | Jfe Steel Kk | エッチング速度とエッチング精度に優れた低熱膨張合金薄板およびその製造方法 |
JP4161315B2 (ja) * | 2004-04-19 | 2008-10-08 | 日立金属株式会社 | 表面性状に優れたFe−Ni系シャドウマスク材 |
JP6188643B2 (ja) * | 2014-06-30 | 2017-08-30 | 新報国製鉄株式会社 | 極低熱膨張合金及びその製造方法 |
JP6058045B2 (ja) * | 2014-07-02 | 2017-01-11 | 新報国製鉄株式会社 | 高剛性低熱膨張鋳物及びその製造方法 |
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