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Investigation of prolonging service life of the mesh pieces of axle screen

DU Wan-ning (Department of Mechanical Engineering, East China University of Metallurgy, Maanshan 243002, China)  
The paper analyzed mesh pieces of axle screen for reasons of wear and tear and made a test for improving the service life. It is believed that the mesh pieces made from white cast iron of hypoeutectic structure may improve the wear resistance. The service life was thrice or four times that of grey cast iron.
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