钙处理工艺的发展与展望  

Development and prospect of calcium treatment process

作　　者：郑万[1,2] 李天佑 王春锋 熊珊[1] 李光强[1,2] 朱诚意[1,2] ZHENG Wan1,2,LI Tianyou1,WANG Chunfeng3,XIONG Shan1,LI Guangqiang1,2,ZHU Chengyi1,2(1. Key Laboratory for Ferrous Metallurgy and Resources Utilization of Ministry of Education, Wuhan University of Science and Technology, Wuhan 430081, China; 2. Hubei Provincial Key Laboratory for New Process of Ironmaking and Steelmaking, Wuhan University of Science and Technology, Wuhan 430081, China ;3. Long Product Plant of Wuhan Iron and Steel Co., Ltd., Wuhan 430083, Chin)

机构地区：[1]武汉科技大学钢铁冶金及资源利用省部共建教育部重点实验室,湖北武汉430081 [2]武汉科技大学钢铁冶金新工艺湖北省重点实验室,湖北武汉430081 [3]武汉钢铁有限公司条材厂,湖北武汉430083

出　　处：《炼钢》2018年第2期1-7,共7页Steelmaking

基　　金：国家自然科学基金资助项目(51674180)

摘　　要：综述了钙处理提高钢的洁净度及夹杂物改性的理论基础,结合钙的物理特性,回顾了钢中加钙方式的演变,重点分析了喂线工艺的优点及钙包芯线的结构与芯粉组成的优化历程,并综述了喂线工艺重点参数的优化研究,提出了钙处理工艺依然存在的问题及稳定钙的收得率、实现精准喂钙的研究方向。Theoretical foundation of improving cleanness of steel and modifying inclusions by calcium treatment process were summarized,combined with the physical properties of calcium,evolution of calcium treating method in steel was reviewed,the advantage of wire-feeding process alone with the optimization routine of calcium cored-wire structure and core powder was emphasically analyzed,and optimization of wire feeding process was summarized,the problems unsolved in calcium treatment together with the research fields to stabilize calcium yield and realize accurate calcium addition was put forward.

关 键 词：钙处理 喂线工艺 包芯线 精准喂钙 

分 类 号：TF769[冶金工程—钢铁冶金]