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内燃机粉末冶金阀座材料的发展概况

DEVELOPING STATUS OF P/M VALVE SEAT MATERIALS USED IN INNER COMBUSTION ENGINE

    摘要
  • 摘要: 综述了阀座的磨损状况,介绍了几种国外厂家研制的粉末冶金阀的成分和性能。

     

    Abstract: The paper has summerized the wear conditions of valve seat and outlined the compositions and properties of several P/M valve seats developed by foreign manufacturers.

     

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