The results showed that a chromized layer with good wear resistance could be gained in steel 45 by low temperature salt bath chromizing.

• 研究了45钢低温盐浴渗铬工艺,分析了渗铬层的金相组织和相结构,测量了渗层厚度、渗层硬度及铬浓度分布,并进行了渗铬层的耐磨试验。