首页> 外国专利> ROLLING BEARING, MATERIAL FOR ROLLING BEARING, AND EQUIPMENT HAVING ROTATING PART USING THE ROLLING BEARING

ROLLING BEARING, MATERIAL FOR ROLLING BEARING, AND EQUIPMENT HAVING ROTATING PART USING THE ROLLING BEARING

机译:滚动轴承,用于滚动轴承的材料以及具有使用滚动轴承的旋转部件的设备

摘要

A low cost rolling bearing having a superior low-noise capability, a corrosion resistance, and a long-life, a material for rolling bearing, and equipment having a rotating part using the rolling bearing, the rolling bearing comprising a plurality of rolling elements (3) installed between an inner ring (2) and an outer ring (1), wherein at least one of the inner ring (2) and the outer ring (1) is made of a corrosion resistant bearing steel with a specified chemical composition, the averaged value of the circle-equivalent diameter of eutectic carbide contained in the corrosion resistant bearing steel is 0.2 to 1.6 μm, the averaged area of the eutectic carbide is 0.03 to 2μm2, the area ratio of the eutectic carbide is 2 to 7%, the hardness of the corrosion resistant bearing steel is HRC58 to 62, and the amount of retained austenite in the corrosion resistant bearing steel is 6 vol.% or below.
机译:具有优异的低噪声性能,耐腐蚀性和长寿命的低成本滚动轴承,用于滚动轴承的材料以及具有使用该滚动轴承的旋转部件的设备,该滚动轴承包括多个滚动元件( 3)安装在内圈(2)和外圈(1)之间,其中内圈(2)和外圈(1)中的至少一个由具有指定化学成分的耐腐蚀轴承钢制成,耐腐蚀轴承钢中所含的共晶碳化物的圆当量直径的平均值为0.2至1.6μm,共晶碳化物的平均面积为0.03至2μm2,共晶碳化物的面积比为2至7%,耐腐蚀轴承钢的硬度为HRC58至62,且耐腐蚀轴承钢中的残留奥氏体量为6体积%以下。

著录项

  • 公开/公告号WO2004042245A1

    专利类型

  • 公开/公告日2004-05-21

    原文格式PDF

  • 申请/专利权人 KENT ENGINEERING CORP.;MIYAUCHI TOSHIAKI;

    申请/专利号WO2003JP13590

  • 发明设计人 MIYAUCHI TOSHIAKI;

    申请日2003-10-24

  • 分类号F16C33/62;F16C33/32;C22C38/00;C22C38/28;

  • 国家 WO

  • 入库时间 2022-08-21 22:56:34

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