冷拔异型钢管裂纹形成机理和预防  

MECHANISM AND PREVENTION OF THE CRACK OCCURRENCE OF SHAPED COLD-DRAWN STEEL PIPES

作　　者：郝国强 张德权 

机构地区：[1]鞍钢异型钢管厂

出　　处：《钢管》1991年第3期17-20,共4页Steel Pipe

摘　　要：纵裂和横裂是冷拔异型钢管的两类裂纹。本文分析了裂纹形成机理和导致裂纹形成的因素,介绍了预防裂纹形成的措施和实施效果。Longitudinal and transverse cracks are two kinds of defects of shaped cold-drawn steel pipes. The mechanism and causes of crack occurrence are analysed. The measures taken to prevent the resuits are described.

关 键 词：异型钢管 冷拔 裂纹 预防 机理 

分 类 号：TG356.56[金属学及工艺—金属压力加工]