发明名称 |
HOT-ROLLED STEEL SHEET, COLD-ROLLED STEEL SHEET, GALVANIZED STEEL SHEET, AND METHODS OF MANUFACTURING THE SAME |
摘要 |
A hot-rolled steel sheet has an average value of the X-ray random intensity ratio of a {100} <011> to {223} <110> orientation group at least in a sheet thickness central portion that is in a sheet thickness range of 5/8 to 3/8 from a steel sheet surface of 1.0 to 6.0, an X-ray random intensity ratio of a {332} <113> crystal orientation of 1.0 to 5.0, rC which is an r value in a direction perpendicular to a rolling direction of 0.70 to 1.10, and r30 which is an r value in a direction that forms an angle of 30° with respect to the rolling direction of 0.70 to 1.10. |
申请公布号 |
CA2806626(C) |
申请公布日期 |
2016.04.05 |
申请号 |
CA20112806626 |
申请日期 |
2011.07.27 |
申请人 |
NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
FUJITA NOBUHIRO;HAYASHI KUNIO;OKAMOTO RIKI;TAKAHASHI MANABU;KISHIMOTO TETSUO;YOSHIDA HIROSHI |
分类号 |
C22C38/06;C21D8/02;C21D9/46;C22C38/38;C23C2/06;C23C2/28 |
主分类号 |
C22C38/06 |
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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