精选优质文档-倾情为你奉上 专心-专注-专业 板坯表面纵裂与横裂产生原因分析及改进措施 王洪兴 赵艳玲 (河北钢铁集团邯宝炼钢厂,河北邯郸) 摘 要:本文对邯宝炼钢厂2009年连铸板坯表面缺陷进行了统计,分析了表面裂纹产生的机理和形成原 因,采取相应的改进措施,减少了板坯表面裂纹产生量,有效提高了连铸坯质量。 关键词:连铸板坯,表面裂纹,措施,质量 ANALYSIS THE REASONS AND REDUCE THE SURFACE CRACK OF SLAB WANG Hongxing ZHAO Yanling (Hanbao Steel-making Plant of HeBei Iron-steel Group Corp. Hebei Handan ) ABSTRACT The text summarized the surface defects of the slab in 2009, analyzed the mechanism and reasons of surface crack. We took some corresponding actions to impr