摘要
通过对一钢厂转炉移动烟罩产生横向裂纹和纵向裂纹的原因分析，结合我厂生产实践，采用局部更换管道修复烟罩，使移动烟罩的使用寿命延长3个月左右。
The service life of moving hood can be extended to 3 months by analyzing the causes for transversal crack and longitudinal crack in hood and combining with practice of replacing local pipeline to repair hood.
关键词
转炉
移动烟罩
管道
更换
修复
Converter Furnace Moving Hood Pipeline Replace Repair
