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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=1739175198-CAFcPVe1lhesTSBJE1npZIP9hmIBIERw-0-15ac34dd6363df84cfc5e25143108aac)
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=1739175198-fSTNv390kZrVlaCw6WrPbWiJqhGKOQpO-0-562b65c5308f3d4b5fdc4834a1ec725b)
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=1739175198-I9SmxT20CigfgIG3FTKPqjMhh1MM7icm-0-9e9aad36b6d035d227af14b2ab62cfcc)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000173.jpg?sign=1739175198-1QEpfyQtcyZ4cCZ8MgnhgL5l4rBSRm1w-0-686faa3e4d9b4e8b0c3558999fa84451)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000260.jpg?sign=1739175198-gyOzMitciOApwS5jfu9zbNWVfaoY81Kf-0-b2ce54e74e6922992113dd8122a9864e)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000348.jpg?sign=1739175198-gzzoSIvIMqD0Zn0fYzHe9jtIkGOYnKwR-0-a4b7d0206b880005f366409ce9a409e8)
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=1739175198-BHT5rST4n9a5GobJiKiwwGnBBQvHCMDS-0-3525b542310647e0ec1e5d88b7b55951)
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=1739175198-5s6kzQ5NwVjWsROu96YvxmWcbFpDYZkp-0-e8c81e4cf3db407b016cb6b155b08f6b)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000523.jpg?sign=1739175198-tF4of1f21jYCv3f2HgdjpqKO3BwNDCgF-0-171620a5cf7d67e9aa580e00ccf71f17)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000668.jpg?sign=1739175198-Qk0xqeqqVIwdlDP5AsRLi4VtBaxhxIWu-0-9a47818ce99ba6d48071795a9c520239)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000747.jpg?sign=1739175198-RifcQUAHU4dMXoLVMfSGbDvhcT1G8WBH-0-ffc0e56da51ca58bd0abb5c38a784ade)
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=1739175198-z3r2INCeoCdXc8NuORzXWk5dS4Y1o4Dp-0-9613dd36dcd1d69b581bf853c6bc8c90)
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=1739175198-uLsL6KxqRF8S3Zb7E0wRrye7wld6MaAO-0-00d232b346e2650b82bdcd46ad52cab9)