The new technologies, technical decisions and equipment enabling to solve problems of welding modern rails, including rails of electric furnace steel, in conditions of conducting works with use of on-track rail welding machines are presented.

• 本文介绍了能够解决现代钢轨,包括电炉钢钢轨,在使用线路焊轨机进行焊接工作时发生焊接问题的新工艺、新技术和新装备。