南沿江城际铁路热处理钢轨与高速钢轨焊接施工技术研究  

Research on Welding Construction Technology of Heat-treated Rail and High-speed Rail for the Inter-city Railway along the South River

作　　者：潘沛浪 PAN Pei-lang(China Railway 12th Bureau Group Co.,Ltd.,Taiyuan 030024,China)

机构地区：[1]中铁十二局集团有限公司,太原030024

出　　处：《价值工程》2023年第7期5-7,共3页Value Engineering

摘　　要：南沿江城际铁路为跨区间无缝线路,交付现场铺设的钢轨采用移动闪光焊接将长轨连接成区间无缝线路。不同钢轨多种移动闪光焊接接头,由于热处理钢轨、高速钢轨的特殊性,对热处理钢轨和高速钢轨的焊接工艺提出了新的技术难点和要求。本文主要针对这组移动闪光焊接的工艺参数调试情况及焊接施工控制要点,进行较为系统的研究和总结,达到较高水平的控制焊接接头质量的目标。Nanyanjiang Intercity railway is a seamless line between regions.The rail laid on the delivery site uses mobile flash welding to connect the long rail into a seamless line.Because of the particularity of heat-treated rail and high-speed rail,new technical difficulties and requirements are put forward for the welding process of heat-treated rail and high-speed rail.This paper mainly aims at the process parameters debugging of this group of mobile flash welding and welding construction control points,carried on a more systematic research and summary,to achieve a higher level of control of the quality of welding joint.

关 键 词：热处理钢轨 高速钢轨 焊接接头 工艺参数 

分 类 号：U213.92[交通运输工程—道路与铁道工程]