炼钢 ›› 2018, Vol. 34 ›› Issue (2): 1-7.

• 炉外精炼 •    下一篇

钙处理工艺的发展与展望

郑 万1,2,李天佑1,王春锋3,熊 珊1,李光强1,2,朱诚意1,2   

  1. (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)
  • 接受日期:1900-01-01 出版日期:2018-04-05

Development and prospect of calcium treatment process

  • Accepted:1900-01-01 Online:2018-04-05

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。

关键词: 钙处理, 喂线工艺, 包芯线, 精准喂钙

Abstract: 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 compositionwas 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.

Key words: calcium treatment, wire-feeding process, cored wire, accurate calcium addition