从介绍国外提高土壤耕作部件使用寿命的方法入手，阐明了喷涂（或焊溶）耐磨合金方法的特性；并论述了焊有耐磨合金的耕作部件的设计原理及试验分析；证实了耐磨材料在土壤耕作部件应用的可行性。 Starting from introducing the method of improving service life of soil tillage components in foreign countries, the characteristics of spraying (or welding) wear-resistant alloy method were expounded. The design principles and experimental analysis of tillage components welded with wear-resistant alloy were also discussed. Feasibility of application of material in soil tillage components.