发明名称 |
Wälzlager und Verfahren zur Herstellung eines Laufrings eines Wälzlagers |
摘要 |
(57) A rolling bearing characterized in that at least the fixed side bearing ring thereof has a lower bainite structure formed by isothermal transformation treatment, a hardness of a HRC of 54 to 64, an amount of retained austenite of 5 % or less, and an area percentage of carbide particles having a length of 0.8 mu m or more relative to the total secondary eutectoid carbide area of 20 % or less. The rolling bearing is reduced in the occurrence of white layers. |
申请公布号 |
DE60043211(D1) |
申请公布日期 |
2009.12.10 |
申请号 |
DE2000643211 |
申请日期 |
2000.08.07 |
申请人 |
JTEKT CORP. |
发明人 |
WATANABE, TOSHIHARU;TAZUMI, HAJIME |
分类号 |
F16C33/62;C21D1/20;C21D9/40;C22C38/00;F16C33/64 |
主分类号 |
F16C33/62 |
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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