Q460C钢表面星状裂纹产生原因探析  

Investigation on Surface Star-Like Crack of Q460C Billets

作　　者：杨建洲 

机构地区：[1]山西新临钢铁有限公司炼钢厂,山西临汾041000

出　　处：《连铸》2009年第2期35-37,共3页Continuous Casting

摘　　要：钢板表面裂纹是影响中厚板质量的主要缺陷,星状裂纹是Q460C钢板主要的裂纹类型,通过调查分析和现场试验,摸清了裂纹的产生机理。经过采取相应措施,使裂纹得到有效控制。Surface star-like crack is the main defect affecting the quality of Q460C billet. The occurring mechanisms have been found through the investigation and site tests. The cracks have been controlled effectively with the relevant measures.

关 键 词：板坯连铸 Q460C钢 表面质量 星状裂纹 

分 类 号：TF777.1[冶金工程—钢铁冶金]