卡特彼特用钢(1E0170)表面凹坑缺陷的成因与预防

Cause Analysis and Prevention of Pit Defect on the Surface of Plate

针对卡特彼特用钢（1E0170）表面出现了大小不一凹坑缺陷进行了简要分析,认为该类凹坑缺陷是在轧制过程中氧化铁皮压入造成的,并提出了预防措施。

The paper analyzes the causes according to the irregular pit defects on the surface of the plate （1E0170） and this type of pit defect is caused by roll-in scale while rolling. Some preventive measures are put forward.