This will bring out edge crack when strip steel rolling. This problem can be solved by annealing again.

导致轧制时出现边裂，采用重新退火，进行退氮处理可解决这一问题。

youdao

This will bring out edge crack when strip steel rolling. This problem can be solved by annealing again.

导致轧制时出现边裂，采用重新退火，进行退氮处理可解决这一问题。

youdao