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2.2 滑动轴承材料及其性能
滑动轴承材料可分为金属材料、多孔质金属材料、非金属材料以及由上述材料组成的复合材料。目前金属材料的应用仍占主导地位。表8-2-1~表8-2-6列出了常用滑动轴承材料性能和应用情况,供选择材料参考。
表8-2-1 滑动轴承材料的物理性能
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0003782.jpg?sign=1738834969-tPpdW6PpoXm1Xm9EzcFHeLcSsOHKtBDI-0-4fab95f83712a8945352df31ac33d8be)
表8-2-2 滑动轴承材料性能比较
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0003868.jpg?sign=1738834969-3DahNadmI6hplW3MRK1SJM27g2pCg3eL-0-7f575bf750c9a0886d733b66f14a68e6)
表8-2-3 轴承用合金特性与用途
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000086.jpg?sign=1738834969-WrrGnllIqK51FkSptVMSbwYi0RZxuPgC-0-213251b53fd05952187b18ab78241331)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000173.jpg?sign=1738834969-cXkXvive1sX5smM425fTC2FTXNSzyK2b-0-89ac6f0b83bb5cf3e0f6cdfa0db88fb9)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000260.jpg?sign=1738834969-Um08qftvhtB51niXVkuegejPrRuHKZGk-0-73b8eaa932dc2ca32e8d1decca070454)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000348.jpg?sign=1738834969-2J3amODaGOu7C9uydx6QXtxChbuJ9wSQ-0-628751fda6707cc5c4e21c952737566b)
表8-2-4 主要滑动轴承材料的应用情况
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000432.jpg?sign=1738834969-4zSFfN8P7ujQIsmpVnxZvpZjhCzcfdQL-0-0d4bc9c42e98f177e6b6e5d6528af71b)
表8-2-5 常用金属轴承材料的性能和许用值
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000517.jpg?sign=1738834969-fg8gngPdbhBnj68uY3x4YOH1ERZcedzY-0-ff7c9a2992c275b39c709d682de5e771)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000523.jpg?sign=1738834969-wzeTPbdCtyrSQNVJqEpd0DXCdpLwY6pf-0-923a43b011b9ba4177797579f9e71171)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000668.jpg?sign=1738834969-LR0h3J9PO7mNmPIv95aAx6Tf6fJL0PME-0-9ca96a00eb6ea7c348a78dc35be8d7f1)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000747.jpg?sign=1738834969-QE42EjPvXQ9nj3vFAVYamtbhMEKOx2cZ-0-f50a2d15ab4f634ad541f605392960b5)
① 括号内的数值为极限值,其余为一般值(润滑良好)。对于液体动压轴承,限制(pv)p值没有任何意义(因其与散热等条件关系很大)。
② 括号外的数值为合金硬度,括号内的数值为最小轴颈硬度。
注:1.( )中材料牌号为新标准中未列入的旧标准牌号,部分材料的新旧国家标准牌号及ISO 1338—1977合金牌号对照见下表。
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000829.jpg?sign=1738834969-zuKvT9xVaKaJwOZtXKYT5B7rcA30VJkJ-0-a4533620c777da2d814009c257d3b506)
2.粉末冶金pp中分子为静载,分母为动载。
表8-2-6 常用非金属轴承材料的许用值
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000919.jpg?sign=1738834969-bQxHk5y3nnH6mrRlvqb1c9QCH3XTlNGj-0-66c714da8c439cc4326bc5711987e1b4)