发明名称 |
ULTRAHIGH STRENGTH HOT-ROLLED STEEL AND METHOD OF PRODUCING BANDS |
摘要 |
A very high strength hot rolled steel has the following chemical composition, (by wt %): (a) 0.05 at most C at most 0.1; (b) 0.7 at most Mn at most 1.1; (c) 0.5 at most Cr at most 1.0; (d) 0.05 at most Si at most 0.3; (e) 0.05 at most Ti at most 0.1; (f) Al at most 0.07; (g) S at most 0.03; (h) P at most 0.05; (i) the remainder being iron and production impurities. The steel has a bainite-martensite structure able to contain up to 5% of ferrite. |
申请公布号 |
PL209154(B1) |
申请公布日期 |
2011.07.29 |
申请号 |
PL20040378236 |
申请日期 |
2004.01.14 |
申请人 |
USINOR |
发明人 |
SEUX MIREILLE;ISSARTEL CHRISTOPHE;ROUMEGOUX FABIENNE |
分类号 |
C22C38/04;C21D8/02;C22C38/28 |
主分类号 |
C22C38/04 |
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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