发明名称 |
STAINLESS STEEL SHEET FOR GASKET AND METHOD FOR PRODUCING SAME |
摘要 |
<p>A high-performance stainless steel sheet which has a high strength which is optimal for a gasket for use in high-performance engines of automobiles and motorcycles and which also has excellent workability and fatigue properties and a method for its manufacture are provided. At least in a region from the surface of the sheet up to 3 µm in the thickness direction, nitrogen compounds of at least 10 nm and at most 200 nm are present in an amount of at least 200 per 100µm 2 . The number of nitrogen compounds of at least 10 nm and at most 200 nm in a region from the sheet surface up to 3 µm in the thickness direction of the sheet is at least 2 times the number of nitrogen compounds of this size in the central portion of the sheet thickness.</p> |
申请公布号 |
EP1816220(A1) |
申请公布日期 |
2007.08.08 |
申请号 |
EP20050785312 |
申请日期 |
2005.09.22 |
申请人 |
SUMITOMO METAL INDUSTRIES, LTD.;HONDA MOTOR CO., LTD. |
发明人 |
ADACHI, KAZUHIKO;ABE, MASARU;KATSURAI, TAKASHI;NISHIYAMA, TADAO |
分类号 |
C21D9/46;C21D6/00;C22C38/00;C22C38/58;F02F11/00;F16J15/08 |
主分类号 |
C21D9/46 |
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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