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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=1738891376-4ncqFfidDzPYTJ986Ry2YkSKY8Ix6zL6-0-69b1bc691e8a20f567ab22f2295ffa1f)
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=1738891376-NWiSv2qKqMcxT3qu8zjVUbfupwpIR5X5-0-1368f3276cb5c3caa5c5734789d11842)
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=1738891376-VnKQz4o08NpkldVJvPkbMyhbnQdpoAsr-0-b3436306fdce5661864bbc56e43e4428)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000173.jpg?sign=1738891376-E2hBApqZeZpqz71az2ungzXMreCYzBuq-0-4054a1cf0f3875df3ea400d00f9d19f9)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000260.jpg?sign=1738891376-sk82jE28WOQaeNevMzhYEXoEK2leVroh-0-55fbda863c1d5fcdd95bdd676eb90b3a)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000348.jpg?sign=1738891376-lavXF1kmczIbqYM745bLdIbnkMwT6ckV-0-a10addfc9dae4f2aac5a3504dcc480a7)
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=1738891376-Me9FKpn6JehHflYAfBVqnJtjk8D6rsq0-0-310716dda6db71e40aa2b20cd4e5de43)
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=1738891376-3BtBWNBbMrLVPdRKxxjaQBmYLmoTbPEo-0-2ef9fb4fb5b763582bd1249d54008c1a)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000523.jpg?sign=1738891376-H9MreGrxEQoufSGMwEKJXJpNWKmmhnK9-0-ac84f1fb6ad32d2df8589564f7a81dd8)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000668.jpg?sign=1738891376-UMqF2JRl42RtdKH0ZRYiaWpZJuPs42un-0-db17bba925c9e6d56f325fbbfcd9ac76)
![](https://epubservercos.yuewen.com/FDE9A2/16499763205811806/epubprivate/OEBPS/Images/image0000747.jpg?sign=1738891376-6UyxOokC0iKuj2jyQYoZKxkqINwODRoX-0-5f7087d28a51681d35356ae718d32878)
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=1738891376-xcELkIqeGOTNJTfAmYl9vZeI43pTuRxw-0-409fefdb6265edfb5f13f187b6201b35)
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=1738891376-olMoCwe4gVINfkCeTMVLpU06JuYNsefL-0-39e1bc3db2edef2cf464c91ad6552fce)