长治钢厂对引进二手棒材轧机的改造

Reforming of imported second-hand bar mill of Changzhi Iron and Steel Company

介绍了长治钢铁公司与北京科技大学轧钢研究所合作 ,对引进的二手棒材轧机进行了分阶段改造。经过 4次技术改造后 ,产品质量。

The imported second hand bar mill of Changzhi Iron and Steel Co was reformed step by step After four times reforming,the economic indexes,such as product quality and productivity,etc ,were increased