| 发明名称 |
Ultra-fine texture steel and method for producing it |
| 摘要 |
<p>The invention provides an ultra-fine grain steel comprising fine ferrite grains as oriented at random and surrounded by large angle grain boundaries. The steel comprises fine ferrite grains having a mean grain size of not larger than 3.0 mu m and surrounded by large angle grain boundaries having an misorientation not smaller than 15 DEG .</p> |
| 申请公布号 |
EP0903412(A2) |
申请公布日期 |
1999.03.24 |
| 申请号 |
EP19980307632 |
申请日期 |
1998.09.21 |
| 申请人 |
NATIONAL RESEARCH INSTITUTE FOR METALS |
发明人 |
TORIZUKA, SHINO;TSUZAKI, KANEAKI;NAGAI, KOTOBU;UMEZAWA, OSAMU |
| 分类号 |
C21D7/13;C21D8/00;(IPC1-7):C21D7/13 |
主分类号 |
C21D7/13 |
| 代理机构 |
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代理人 |
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| 地址 |
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