脉冲磁场细化钢材凝固组织的研究进展  

Research Progress and Analysis of Refining Solidification Structure of Steel by Pulsed Magnetic Field

作　　者：梅国宏 张庆军 朱立光 吴晓燕 MEI Guohong;ZHANG Qingjun;ZHU Liguang;WU Xiaoyan(Yisheng College of Promote Innovation Education Base,North China University of Science and Technology,Tangshan 063009,China;Analysis and Testing Center,North China University of Science and Technology,Tangshan 063009,China;Hebei Province High Quality Steel Continuous Casting Engineering Technology Research Center,School of Metallurgy＆ Energy,North China University of Science and Technology,Tangshan 063009,China)

机构地区：[1]华北理工大学以升创新教育基地,河北唐山063009 [2]华北理工大学分析测试中心,河北唐山063009 [3]华北理工大学冶金与能源学院河北省高品质钢连铸工程技术研究中心,河北唐山063009

出　　处：《铸造技术》2018年第11期2628-2631,共4页Foundry Technology

基　　金：国家自然科学基金资助项目(51574106);河北省自然科学基金重点资助项目(E2016209396);河北省自然科学基金资助项目(E2017209223);华北理工大学青年基金资助项目(Z201710)

摘　　要：综述了脉冲磁场对中碳45钢和低碳微合金钢DH36、O5汽车板钢夹杂物尺寸、分布以及凝固组织的影响,对脉冲磁场的作用特性、脉冲磁场对钢中夹杂物析出行为的控制,以及脉冲磁场细化晶粒的作用机理进行了初步分析。对将脉冲磁场施加于氧化物冶金过程中协同细化凝固组织的工业生产应用前景进行了探讨。The effect of pulsed magnetic field on the size and distribution of inclusions and solidification structure of medium carbon steel 45 and low carbon microalloy steel DH36 and O5 was reviewed.The action properties of pulsed magnetic field,the control of pulsed magnetic field on the precipitation behavior of inclusion in steel and the mechanism of grain refinement by pulsed magnetic field were analyzed preliminarily.The industrial production and application prospect of synergistic solidified structure refinement applying pulse magnetic field in the process of oxide metallurgy was discussed.

关 键 词：脉冲磁场 晶粒细化 夹杂物 氧化物冶金 

分 类 号：TG244[金属学及工艺—铸造]