This paper deals with the effect of laser surface strengthening on microstructure and properties of inoculatedcastiron HT300.
研究了激光表面强化对孕育铸铁材料组织和性能的影响。
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The surface of inoculatedcastiron HT300 chain wheel is quenched by laser for improving its antiwear property and increasing its surface hardness, therefore prolonging its life.