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- Keywords rail welding;thermit welding;wielding defect; 钢轨焊接;铝热焊;焊接缺陷;
- Keywords rail;welding;bainite;pearlite; 钢轨;焊接;贝氏体;珠光体;
- By way of studying thehardness of rail weld after flash welding or thermit welding, it is shown that bainite rail AB1 has higher. 介绍了熄焦车轨道改造前存在的问题,对铝热焊接进行了理论分析,阐述了铝热焊接行车轨道的社会效益及经济效益。
- With the development of high-speed and heavy-loading track, the quality of rail welding is desired to be more and more exigent. 随着列车速度与载重的增加,对钢轨焊接质量的要求越来越高。
- Passenger dedicated line (PDL) adopts a construction method of one-time CWR track laying, which makes the rail welding construction for PDL difference from that for the existing lines. 客运专线采取一次铺设无缝线路的方法施工,使钢轨焊接与既有线换铺长轨具有不同的焊接条件。
- Drawing from the construction experiences on Qinhuangdao-Shenyang PDL, the essay puts forward the welding methods and construction organization plan for on-site rail welding that fits to the PDL. 结合秦沈客运专线施工经验,提出适合客运专线现场钢轨焊接的方法及施工组织方案。
- The technology of rail welding plays a very important role in the engineering of laying continuous welded railway(CWR). 钢轨焊接在无缝线路建设工程中起着非常重要的作用。
- On the basis of the characters of HG - II myriametre rail welder and thetechnological request of rail gas pressure welding in the field, a ra. 根据新技术标准和施工工艺特点,在客运专线铺轨基地建造了全自动的长钢轨焊接流水生产线,总结出了长钢轨闪光接触焊的施工关键技术。
- Keywords Rail girder;Finite element;Submodel; 轨道梁;有限元;子模型;
- STUDY ON RAIL WELDING PLANT TECHNOLOGY DESIGN 工务焊轨厂工艺设计的研究
- Rail welding technique of passenger line 客运专线钢轨焊接技术
- Keywords rail steel;CCT curve;critical cooling rate; 重轨钢;CCT曲线;临界冷却速度;
- Keywords rail mill;Danieli;technical characteristic; 钢轨轧机;达涅利;技术特点;
- 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。
- Keywords rail steel;vanadium content;HAZ;thermal simulation; 钢轨钢;钒含量;焊接热影响区;热模拟;
- Keywords rail steel;deoxidizing;non-aluminium deoxidizing; 关键词钢轨钢;脱氧;无铝脱氧;
- Research purposes: By analyzing the effect on impact force between wheel and rail by track irregularity,technical evidences on limit of irregularity on rail welded joints are provided. 研究目的:为了研究轨道不平顺对轮轨作用力的影响,从而为钢轨焊接接头不平顺限值提供技术依据。
- Long Rail Welding Technology for Railway Transport of Coal Mines 煤矿铁道运输中的长轨焊接技术
- Hardness of bainite rail weld for high-speed railway 高速线路用贝氏体钢轨焊后硬度的研究
- RAIL WELDING OF JOINTLESS TRACK OF PASSENGER DEDICATED LINE 客运专线无缝线路的钢轨焊接
