连铸板坯内裂纹的对策  

Internal cracks countermeasures for CC slabs

作　　者：曾祖谦 

机构地区：[1]重钢公司第二炼钢厂

出　　处：《连铸》1996年第3期16-18,48,共4页Continuous Casting

摘　　要：本文根据连铸坯结晶凝固过程应变理论及重钢第二炼钢厂生产实践,探讨了防治连铸板坯中心裂纹与三角区裂纹之对策。According to the theory of stress change during solidifying of CC strand and the practice of CC operation at the 2nd Steelmaking Plant Chongqing Iron and Steel Co. ,the present article discussed the measures to prevent the cracks occurring in the center and corner of CC slabs.

关 键 词：三角区裂纹 板坯中心裂纹 内裂纹 鼓肚应变 生产实践 凝固末端 铸坯凝固 对策 开口度 夹辊 

分 类 号：TF777[冶金工程—钢铁冶金]