用异型孔轧制消除钢管定减径内多边形缺陷  

ELIMINATION OF BOREPOLYGONIZING WITH SPECIALPASS SHAPE IN TUBE SIZING AND REDUCING

作　　者：柳谋渊 

机构地区：[1]上海冶金高等专科学校

出　　处：《钢铁》1999年第8期32-37,27,共7页Iron and Steel

摘　　要：就钢管定减径中普遍出现的内多边形缺陷进行了分析，提出用孔型适当变异的轧制方法并给出计算公式。结果表明。The borepolygonizing,which appears as a defect in tube sizing and reducing,is analyzed in the paperA method using special pass shape for rolling and calculation process are put forwardResults show that the defect can be eliminated by the method

关 键 词：钢管 定减径 孔型 质量控制 轧制 

分 类 号：TG335.7[金属学及工艺—金属压力加工]