| 发明名称 |
Steel material production method |
| 摘要 |
A method for producing a steel material having a high fatigue strength and given a uniform residual stress by a rapid treatment. A marageing steel is subjected to a cold plastic working to have a predetermined dimension, to a solution treatment for 60 minutes or more at a temperature of 750 to 800° C., and to an aging.
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| 申请公布号 |
US2004003869(A1) |
申请公布日期 |
2004.01.08 |
| 申请号 |
US20020297198 |
申请日期 |
2002.12.04 |
| 申请人 |
ISHII KAZUO;OKADA YOSHINARI |
发明人 |
ISHII KAZUO;OKADA YOSHINARI |
| 分类号 |
C21D1/06;C21D1/28;C21D1/74;C21D6/00;C21D6/02;C21D7/02;C21D8/00;C22C38/00;C22C38/14;C23C8/02;C23C8/26;(IPC1-7):C23C8/26 |
主分类号 |
C21D1/06 |
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