60kg/m重轨BD1第三道次轧扭问题分析  

Analysis of the Torsional Deformation Problem which was Occurred in the Third Pass in the BD1 for 60kg/m Rail

作　　者：宋建国 

机构地区：[1]攀枝花钢钒股份有限公司轨梁厂,四川攀枝花617000

出　　处：《甘肃冶金》2011年第1期45-47,共3页Gansu Metallurgy

摘　　要：本文针对在轧制60 kg/m重轨时,BD1轧制第三道次出现轧扭废钢的问题,经过现场跟踪与多方面分析,通过修改孔型尺寸,最终解决了轧扭废钢的生产现象。To solve the problem of scrap steel,which was torsional deformation,occurred in process of the third pass in the BD1 for 60kg/m Rail.Eventually,we tackle the problem successfully by pursuited in spot,analyzed in many ways and modified the size of groove-type.

关 键 词：箱形孔型 宽展 脱方 

分 类 号：TG335.43[金属学及工艺—金属压力加工]