唐钢FTSC工艺薄板坯表面纵裂原因及对策  

Analyse on Reason of Longitudinal Surface Crack and Counter-measures In FTSC Slab at Tang Steel

作　　者：付建军[1,2] 朱立光[1,2] 王杏娟[1,2] 李志豪[1,2] 

机构地区：[1]河北联合大学冶金与能源学院河北省现代冶金技术重点实验室,河北唐山063009 [2]河北钢铁股份有限公司唐山分公司第一钢轧厂,河北唐山063000

出　　处：《河北联合大学学报（自然科学版）》2013年第3期43-47,共5页Journal of Hebei Polytechnic University:Social Science Edition

摘　　要：以薄板坯连铸连轧实际生产数据的统计分析为基础,通过连铸坯表面纵裂纹形成机理的分析,从成分控制、工艺操作、设备安装精度保证等方面研究了薄板坯表面纵裂的影响因素,提出了控制措施,有效减少了薄板坯表面纵裂纹的发生率。Based on statistical analysis on actual production data of thin slab continuous casting and rolling process,the affecting factors on longitudinal surface crack of thin slab have been studied in view of controll on composition,process of operation and installation precision of equipment etc.Besides,the formation mechanism of longitudinal surface crack of thin slab has been analyzed.Counter-measures to surface longitudinal crack have been put forward.Incidence rate of longitudinal surface crack has been reduced.

关 键 词：FTSC 表面纵裂 薄板坯 控制 

分 类 号：TF777[冶金工程—钢铁冶金]