发明名称 |
Process for hot working continuous-cast bloom and steel ingot |
摘要 |
A process for hot working a continuous-cast bloom or a steel ingot, the process comprising the steps of: (1) cooling a bloom produced by continuous casting or a steel ingot produced with a mold to bring the surface temperature thereof to 50 DEG to 150 DEG C. higher than the Ar3 transformation point thereof; (2) quenching the bloom or the steel ingot in such a way that its interior remains red hot while the surface is transformed to have a bainite structure; and (3) heating the bloom or the steel ingot in a furnace followed by hot shaping.
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申请公布号 |
US5493766(A) |
申请公布日期 |
1996.02.27 |
申请号 |
US19930118217 |
申请日期 |
1993.09.09 |
申请人 |
AICHI STEEL WORKS, LTD. |
发明人 |
YAMAKAWA, SHIN-ICHIRO;HANADA, TAKESHI;TSUGE, TOSHIYUKI;TAKAKURA, KENICHI;TAKEDA, MASAHIRO;YAMAGUCHI, KENZO;SUZUKI, TAKEMI |
分类号 |
B21B1/26;C21D7/13;C21D8/00;C21D9/00;(IPC1-7):B21B1/00 |
主分类号 |
B21B1/26 |
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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