BNbRE60AT轨试制

Trial production of rail BNbRE60AT

本文总结了BNbRE6 0AT轨的试制过程 ,对BNbRE6 0AT轨的生产工艺、钢轨性能进行了较全面的研究 ,并与U71Mn6 0AT轨进行了对比 ,考察了使用效果。结果表明 ,BNbRE 6 0AT轨综合性能良好 ,轧态σb≥ 980MPa ,δ5≥ 9% ,满足高强道岔轨的使用要求 ,可以批量生产。

The paper summaries the trial production process of rail BNbRE 60 AT,studies the production technology and rail property of it,compares it with the rail U71Mn 60 AT,and tests the usage result.The results indicate that the comprehensive property of BNbRE 60 AT is better,rolling condition σ b≥980MPa,δ 5≥9%,which can meet the usage requirement of high intensity switch rail,and can be produced in batch.