Causes the steel to produce the hot brittleness, reduces the steel the ductility and the toughness, when forging and rolling crack.
使钢产生热脆性，降低钢的延展性和韧性，在锻造和轧制时形成裂纹。
This article recommends a local noncontact method to remedy the surface crack on the backup roll of the hot rolling mill.
本文介绍了用局部不接触法修复轧机支承辊表面裂纹的方法。
This article recommends a local noncontact method to remedy the surface crack on the backup roll of the hot rolling mill.
本文介绍了用局部不接触法修复轧机支承辊表面裂纹的方法。
应用推荐