| 发明名称 |
SOFT-NITRIDING STEEL AND SOFT-NITRIDED COMPONENT USING STEEL AS MATERIAL |
| 摘要 |
<p>According to the present invention, it is possible to obtain steel for nitrocarburizing having a predetermined chemical composition, a bainite area ratio exceeding 50 % and excellent machinability by cutting before nitrocarburizing, and having strength and toughness equivalent to conventional steel, such as SCr420 carburized steel material, and excellent fatigue properties after nitrocarburizing.</p> |
| 申请公布号 |
EP2816128(A1) |
申请公布日期 |
2014.12.24 |
| 申请号 |
EP20130748467 |
申请日期 |
2013.02.15 |
| 申请人 |
JFE BARS & SHAPES CORPORATION;JFE STEEL CORPORATION |
发明人 |
IWAMOTO, TAKASHI;ANDO, KEISUKE;TOMITA, KUNIKAZU;OMORI, YASUHIRO;UWAI, KIYOSHI;MITAO, SHINJI |
| 分类号 |
C22C38/00;C21D6/00;C22C38/02;C22C38/04;C22C38/06;C22C38/22;C22C38/24;C22C38/26;C22C38/28;C22C38/32;C22C38/38;C22C38/60;C23C8/32 |
主分类号 |
C22C38/00 |
| 代理机构 |
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