论文部分内容阅读
通过对φ530轧机孔型的修改，减小了由于φ530轧机孔型磨损不均造成的折叠，对提高钢材热顶锻合格率起到了良好作用。
Through the modification of hole type of φ530 rolling mill, the folding due to uneven wear of φ530 rolling mill is reduced, which plays a good role in improving the qualified rate of steel hot upsetting.