| 发明名称 |
Fe-Ni alloy and method for treating ingot the same |
| 摘要 |
In composition of Fe-Ni alloy preferably used for lead frames in production of IC, specified amount of Be is added to the basic composition for increase in mechanical strength while maintaining the low thermal expansion characteristic of the conventional Fe-Ni alloys.
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| 申请公布号 |
US5084111(A) |
申请公布日期 |
1992.01.28 |
| 申请号 |
US19890450038 |
申请日期 |
1989.12.13 |
| 申请人 |
YAMAHA CORPORATION |
发明人 |
KATO, JUN;WATANABE, TSUYUKI |
| 分类号 |
C21D8/00;C22C38/08 |
主分类号 |
C21D8/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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