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自保护碳氮共渗膏剂的工艺特性研究
引用本文:娄德春,楼南金.自保护碳氮共渗膏剂的工艺特性研究[J].金属热处理,1995(5):25-26,41.
作者姓名:娄德春  楼南金
作者单位:华中理工大学!武汉430074(娄德春,崔崑),郑州工学院(楼南金,郭喜元)
摘    要:研究了一种自保护碳氮共渗膏剂,探讨了该膏剂的自保护机理、碳热变化和碳扩散距离,测定了碳氮共渗层的成分、相组成、显微组织及性能。试验表明,经该膏剂碳氮共渗处理试样的表面硬度、耐磨性及渗速均优于气体碳氮共渗,该工艺适用于工件的局部碳氮共渗。

关 键 词:碳氮共渗  碳势  耐磨性  膏剂

Study on Technological Characteristics of Self-protective Carbonitriding Pasty Agent
Lou Dechun,Cui Kun,Lou Nanjin,Guo Xiyun.Study on Technological Characteristics of Self-protective Carbonitriding Pasty Agent[J].Heat Treatment of Metals,1995(5):25-26,41.
Authors:Lou Dechun  Cui Kun  Lou Nanjin  Guo Xiyun
Affiliation:Lou Dechun;Cui Kun;Lou Nanjin;Guo Xiyun
Abstract:This paper deals with the study of a kind of self-protective carbonitriding pasty agent,and the investigation of the self-protecting mechanism,the changes of its carbon potential and the diffusing distance of carbon.The chemical composltion,phase compo sition, micros tructure and the property of carbonitrided layer are determined. By comparison with gas carbonitriding,the pasty carbonitrided workpiece has higher surface hardness,good wear resistance and higher diffusion rate. Local carbonitriding of workpiecees can be carried out as well.
Keywords:Self-protective carbonitriding  carbon potential  wear resistance  local carbonitriding  
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