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通过对易切削钢和零件性能要求进行分析和试验,科学选择渗碳工艺参数,采用氮气强制空冷与保护,能够有效控制脱碳层与组织,热处理后性能可达到国外先进水平。
By analyzing and testing the performance requirements of free cutting steel and parts, selecting the carburizing process parameters scientifically and using nitrogen to force air cooling and protection can effectively control the decarburized layer and the structure, and the performance after the heat treatment can reach the advanced international level.