取向电工钢生产技术进步与发展  

Development and progress in grain-oriented electrical steel

作　　者：储双杰[1,2] 周博皓 潘振东 毛博[1] CHU Shuangjie;ZHOU Bohao;PAN Zhendong;MAO Bo(School of Materials Science and Engineering,Shanghai Jiao Tong University,Shanghai 200240,China;Baoshan Iron and Steel Co.,Ltd.,Shanghai 201900,China;Technology Center,Shanxi Taigang Stainless Steel Co.,Ltd.,Taiyuan 030003,Shanxi,China)

机构地区：[1]上海交通大学材料科学与工程学院,上海200240 [2]宝山钢铁股份有限公司,上海201900 [3]山西太钢不锈钢股份有限公司技术中心,山西太原030003

出　　处：《钢铁研究学报》2025年第3期283-296,共14页Journal of Iron and Steel Research

基　　金：宝山钢铁股份有限公司科研资助项目(B22BSGK066)。

摘　　要：取向电工钢(Grain Oriented Electrical Steel,GOES)是现代电力能源系统建设的重要基础材料之一,在高效能输变电中发挥着至关重要的作用。由于其制备过程复杂、装备功能精度要求高且工艺控制难度大,实现高性能取向电工钢的生产需要在制造装备及工艺技术方面同步取得重大突破。阐述了取向电工钢在成分设计、显微组织控制及加工工艺等全流程中的技术进展和发展水平。具体分析了取向电工钢中各类合金元素的作用及实现目标成分的关键制备技术;总结了其在轧制和热处理过程中的显微组织演变规律;探讨了轧制和热处理过程中关键工艺参数对显微组织的影响;并概述了关键后加工涂层和磁畴磁化技术的特点。最后结合取向电工钢发展面临的严峻挑战,阐明了该领域未来的研究方向和发展趋势。Grain oriented electrical steel(GOES)is one of the most fundamental and important materials in the construction of modern power energy systems,playing an indispensable role in high-efficiency power transmission and transformation.Due to its complex manufacturing process,high precision requirements for equipment functionality,and stringent process control challenges,producing high-performance GOES necessitates significant breakthroughs both in manufacturing equipment and process technologies.The technological advancements and development of GOES throughout its entire production process were explored,including composition design,microstructure control,and processing techniques.The roles of alloying elements in GOES and the key manufacturing technologies to achieve the target composition were specifically analyzed,the microstructural evolution during the rolling and heat treatment processes was summarized,the impact of critical process parameters in rolling and heat treatment on the microstructure of GOES was investigated,and the characteristics of key post-processing coatings and magnetic domain refinement technologies were outlined.Finally,in light of the severe challenges faced by GOES development,the future research directions and development trends in this field were proposed.

关 键 词：取向电工钢 生产技术 显微组织 磁性能 SI含量 

分 类 号：TG142.77[一般工业技术—材料科学与工程] TM275[金属学及工艺—金属材料]