Effects of creepages and contact stresses on wear behaviours in pearlitic rail steel have been studied, based on the appearance observations and surveying below surface by SEM, the wear forms and their mutual effects in wear process have been approached.
研究了滑差和接触应力对珠光体轨钢磨损行为的影响。
Four different C%U74 rail steels were studied.
用四种Ｃ含量的Ｕ７４轨钢，研究了加热速度对相变点的影响，测定了他们各自的连续冷却曲线，找出了四种材料欠速淬火后转变产物的硬度与冷却速度的关系。
The common injuries type in steel rails in service;
在役钢轨常见伤损形式综述
Comparison of welding temperater field between bainite rail and pearlite rail;
贝氏体钢轨与珠光体钢轨焊接温度场对比研究
Application of the variation principle for calculating the force-energy parameters of rail rolling by a universal mill;
应用刚塑性体的变分原理求解钢轨万能轧制过程的力能参数
Finite element analysis for the pressure straightening at rail ends;
钢轨端部压力矫直的有限元分析
The quality requirements for rails and control methods used in railway production of Baogang;
钢轨的质量要求与包钢钢轨生产的质量控制措施
This article describes the latest Danieli Morgrdshammar PSP technology for the competitive production of superior quality beams,sections,special profiles and rails.
介绍了有竞争性的生产超级钢梁、型钢、特种型材和钢轨所用的达涅利摩加沙玛公司的最新PSP技术。
The compression strength,fracture toughness,fatigue limit and wear resistance of the rails with slack quenching were also discussed.
通过热模拟试验 ,对U74、U71Mn、U75V、U76NbRE钢轨钢欠速淬火的硬度、冲击性能进行了分析 ,讨论了钢轨欠速淬火后的抗压、断裂韧性、疲劳、抗磨耗性能。
The dissolution,precipitation and distribution of vanadium in rail steel are introduced in this paper,effect of vanadium on the microstructure and properties of rail steel is also analyze
介绍了钒在钢轨钢中溶解、析出、分布情况 ,分析了钒对钢轨钢组织结构及对钢轨钢性能的影响。
The effect of axle load and curve radius on the rolling wear characteristic of rail steel were investigated on JD-1 wheel/rail simulation facilities.
在JD-1型轮轨摩擦试验机上研究了轴重与曲线半径对钢轨滚动磨损性能的影响。
We adopt the heavy rail steel as their level stand.
采用重型钢轨作为水平支撑,克服了采用钢桁架空间高度不够的不足,避免了采用钢桁架及型钢制作购置费用高的缺陷,取得了明显的技术与经济效益,得到了安全保证。
Study on the Selection of AT Rails for Turnouts on Passenger Dedicated Line;
客运专线道岔AT钢轨选型的研究
The Influence of the Ultrasonic Impact on the Microstructure and Properties of Rail Steel
超声冲击对钢轨钢组织与性能的影响
Production Practice of Heavy Rail Steel from No.5 Continuous Caster in the Steel-making Plant of Baotou Steel
包钢炼钢厂5~#连铸机生产重轨钢生产实践
rail bound manganese steel frog
钢轨组合锰钢叉心辙叉
Dissimilar Welding of Bainitic Steel Crossing and U71MN Rail
贝氏体钢辙叉与U71Mn钢钢轨的焊接
prestressed reinforced concrete sleeper
预应力钢筋混凝土轨枕
Trains run on two rails.
火车在两条钢轨上奔驰。
rail profile gauge
钢轨断面磨耗测量器
conical rail bond pi
圆锥形钢轨导接线塞钉
automatic submerged slag welding of rail
钢轨自动埋弧电弧焊
rail bond resistance tester
钢轨导接线电阻测试器
The rail continued to vibrate softly.
钢轨继续微微颤抖着。
The distance between the two rails of a railroad.
轨距铁路两根钢轨之间的距离
Calculation of Impedance of Rail Track for Ballastless Track Line;
无碴轨道线路钢轨阻抗参数计算方法
Numerical Simulationg of Intensity and Stability on Corrugated Waist Rail;
波纹轨腰钢轨强度及稳定性数值模拟
Research on Design of the 40.5 m Steel Track Girder for Line 2 of Chongqing Light Rail
重庆轻轨2号线40.5m钢轨道梁设计研究
DEVELOPMENT OF HOT-ROLLED WIRE BAR OF 45Si2Cr STEEL FOR SLEEPER WIRE
轨枕钢丝用钢45Si2Cr热轧盘条的研制
Flash butt welding of bainite steel crossing with U71Mn steel rail
贝氏体钢辙叉与U71Mn钢轨的焊接
Research Progress of Rails Steel and Its Heat Treatment
铁路钢轨用钢及其热处理的研究进展