包钢Φ180mm连铸圆坯生产GCr15轴承钢盘条的实践  

Practice of production GCr15 bearing steel wire rod by using Φ180 mm round billet in Baotou Steel

作　　者：张利光[1] 武旭正[1] 

机构地区：[1]包钢钢联股份有限公司棒材厂,内蒙古包头014010

出　　处：《轧钢》2014年第5期64-67,共4页Steel Rolling

摘　　要：介绍了包钢为实现一火成材生产GCr15轴承钢盘条而采用Φ180 mm连铸圆坯进行生产的工艺研究,包括粗轧机组孔型修改、加热温度制度、轧制工艺和控制冷却参数的制定等方面。各检验结果表明,包钢利用Φ180 mm连铸圆坯生产GCr15轴承钢盘条的工艺路线是正确的,产品性能全部符合GB/T18254-2002标准要求。The production practice of GCrl 5 bearing steel wire rod by means of Ф 180 mm round billet in Baotou Steel was introduced, including its roughing mill pass design modification, reheating temperature scheme, rolling and cooling pro- cess. The examination results of the GCrl5 bearing steel wire rods show that all performances conform to GB/T18254- 2002 standard, and the production process for GCrl5 bearing steel wire rod is correct.

关 键 词：GCr15轴承钢盘条 连铸圆坯 孔型设计 加热温度 轧制工艺 冷却工艺 性能 

分 类 号：TG249.7[金属学及工艺—铸造] TG335