摘要
本文研究了连铸管坯皮下内裂在管坯中的分布规律,以及在二辊斜轧穿孔过程中衍变成外横裂和外折的形貌和特征。
This article studies on the distributional law of underskined internal crack in steel billets of continuous casting billet in additon to the appearance and features of the outer cross crack and outer fold which result from the internal crack during the piercing process.
出处
《重庆大学学报(自然科学版)》
CAS
CSCD
1996年第5期60-62,共3页
Journal of Chongqing University
关键词
连铸坯
钢管
裂纹
穿孔
斜轧
continous casting billets
steel tubes
cracks