钒微合金钢中碳氮化钒固溶量及化学组成的计算与分析  

Theoretical Calculation for Equilibrium Solubility and Compositional Coefficient of V(C,N) in V-bearing Microalloyed Steel

作　　者：雍岐龙[1] 刘正东[1] 孙新军[1] 曹建春[2] 查小琴[2] 张永[2] 

机构地区：[1]钢铁研究总院结构材料所,北京100081 [2]昆明理工大学材料与冶金学院,云南昆明650093

出　　处：《钢铁钒钛》2005年第2期20-24,共5页Iron Steel Vanadium Titanium

基　　金：国家自然科学基金资助项目;项目号50441032。

摘　　要：根据相关热力学理论,提出了钒微合金钢中钒、碳、氮元素在奥氏体中的平衡固溶量及平衡沉淀析出的碳氮化钒的化学式系数的理论计算方法,对典型化学成分的钒微合金钢进行了理论计算并对计算结果进行了分析。<Abstrcat>According to the thermal-mechanical theory and the solubility formulae of VN and VC in austenite, the theoretical calculating methods for the solubility of V, C and N in austenite and the compositional coefficient of V(C,N) were proposed. The calculations for the typical V-bearing steels were carried out, and the calculating results were discussed.

关 键 词：含钒微合金钢 碳氮化钒 平衡固溶量 化学组成 奥氏体 

分 类 号：TG115[金属学及工艺—物理冶金]