| 发明名称 |
GALVANNEALED STEEL SHEET EXCELLENT IN PRESS FORMABILITY |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a galvannealed steel sheet excellent in sliding characteristic at the press-forming. SOLUTION: This galvannealed steel sheet is peculiarly provided with a flattened part on the metal coated surface and an oxide layer containing >=20 atomic % Al oxide on the surface layer of the flattened part.
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| 申请公布号 |
JP2001131769(A) |
申请公布日期 |
2001.05.15 |
| 申请号 |
JP19990319802 |
申请日期 |
1999.11.10 |
| 申请人 |
NKK CORP |
发明人 |
TAIRA SHOICHIRO;IMOKAWA TORU;NOMURA SHUJI;SAKURAI MICHITAKA;SUGIMOTO YOSHIHARU;INAGAKI JUNICHI |
| 分类号 |
C23C2/06;C23C2/28;C23C28/00;(IPC1-7):C23C28/00 |
主分类号 |
C23C2/06 |
| 代理机构 |
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代理人 |
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