Q460C低合金高强度钢连铸坯的裂纹控制  

Control on slab surface cracks for Q460C LAHS steel casting

作　　者：雷爱民[1] 富平原[1] 王建军[1] 

机构地区：[1]太原钢铁集团临汾钢铁有限公司,临汾041000

出　　处：《连铸》2007年第3期37-38,共2页Continuous Casting

摘　　要：针对临钢炼钢厂含铌钢连铸坯表面裂纹问题,分析了造成Q460C低合金高强度钢连铸坯表面横裂纹的主要原因并采取相应的技术措施,提高了铸坯表面质量。Surface cracking on slabs containing Nb at Linfen Steel was introduced. Causes for transverse cracks on the surface of Q460C LAHS slab were analyzed. Countermeasures for the control of transverse cracking were put forward to improve the quality of slabs.

关 键 词：连铸坯 Q460C钢 表面质量 

分 类 号：TF777[冶金工程—钢铁冶金]