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金属学报  1989, Vol. 25 Issue (6): 146-148    
  论文 本期目录 | 过刊浏览 |
Ti,Nb,V复合碳氮化物点阵常数的测定
徐温崇;孙福玉
冶金工业部钢铁研究总院13室;高级工程师;北京(100081);冶金工业部钢铁研究总院
LATTICE PARAMETERS OF COMPLEX CARBONITRIDE CONTAINING Ti, Nb AND V
XU Wenchong;SUN Fuyu Central Iron and Steel Research Institute; Ministry of Metallurgical Industry; Beijing XU Wenchong; senior engineer; Department Institute; Ministry of Metallurgical Industry No;13. Central Iron and SteelResearch Beijing 100081
引用本文:

徐温崇;孙福玉. Ti,Nb,V复合碳氮化物点阵常数的测定[J]. 金属学报, 1989, 25(6): 146-148.
, . LATTICE PARAMETERS OF COMPLEX CARBONITRIDE CONTAINING Ti, Nb AND V[J]. Acta Metall Sin, 1989, 25(6): 146-148.

全文: PDF(238 KB)  
摘要: 本文介绍了用CBED法和能谱法同时测量不同颗粒尺寸的Ti,Nb,V析出相的点阵常数和化学成分。CBED法的测量精度可达万分之二。它们分别获得颗粒的点阵常数值,误差小于1%。在测量中发现:在Nb-V钢中浓度比(C_(Nb)/C_V)和点阵常数随着析出颗粒尺寸的减小而递减。但是,在Ti-V-Nb钢中Ti,Nb和V的析出量和点阵常数与析出颗粒尺寸的关系无规律。
关键词 微合金化钢碳氮化物点阵常数    
Abstract:The lattice constants and chemical composition of Ti, Nb and V precipitateswith different particle sizes have been measured by means of CBED and EDAX. The precisionof CBED method is up to 0.02%. The error of these two methods is less than 1%. It wasobtained that the concentration ratio of Nb and V, C_(Nb)/C_V, and the lattice constants in theNb-V steel decrease with the decrease of the particle size of the precipitates, but, there is noregularity for lattice constant of Ti, Nb and V precipitate against their particle size in theTi-V-Nb steel.
Key wordsmicroalloyed steel    carbonitride    lattice constant
收稿日期: 1989-06-18     
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