发明名称 ROLLING BEARING
摘要 <p>A rolling bearing which has an outer ring, an inner ring and a plurality of rolling elements arranged rollably between the outer ring and the inner ring, wherein at least one member selected from the above outer ring, inner ring and rolling element contains C in an amount of 0.2 to 0.6 wt %, Cr in an amount of 2.5 to 7.0 wt %, Mn in an amount of 0.5 to 2.0 wt %, Si in an amount of 0.1 to 1.5 wt % and Mo in an amount of 0. 5 to 3.0 wt %, has been subjected to a carburizing treatment or carburizing and nitriding treatment, a quenching treatment and a tempering treatment, has an amount of retained austenite in the surface thereof of 15 to 45 vol %, and has a surface hardness of HRC 60 or more.</p>
申请公布号 KR20060116226(A) 申请公布日期 2006.11.14
申请号 KR20067016695 申请日期 2006.08.18
申请人 NSK LTD. 发明人 FUJITA SHINJI
分类号 C22C38/00;F16H9/12;C21D1/06;C21D1/18;C21D9/36;C21D9/40;C22C38/38;C22C38/58;C23C8/22;C23C8/34;C23C8/80;F16C33/32;F16C33/34;F16C33/62;F16C33/64;F16C33/66 主分类号 C22C38/00
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