车轴钢用于制造铁路机车和车辆车轴的专业用钢。车轴受力和车轴 车轴钢钢的性能要求车轴是承受机车、车辆质量的关键部件，在运行中承受旋转弯曲和冲击等多项复杂应力，疲劳裂损是其主要破坏形式。因而要求车轴钢具有足够的强度和韧性，并且对可以成为车轴裂纹源的各种冶金缺陷的要求十分严格。
关键词： 25CrMo4，微结构，车轴钢，超高周疲劳 [gap=13242]Key words: 25CrMo4, microstructure, axle steel, very high cycle fatigue
基于841个网页-相关网页
试验研究了LZ 50车轴钢的断裂韧度的合理统计模型。
Experimental study is carried out to study the reasonable statistical model for the random fracture toughness data of LZ50 axle steel.
完成了连铸和模铸LZ50车轴钢疲劳裂纹扩展试验，得到了两类LZ50车轴钢的疲劳裂纹扩展曲线。
The fatigue crack propagation testing were completed for CT specimens of LZ50 axle steels with continuous casting and mould casting.
研究了40钢车轴由于锻造加热不当造成的过热。
A research has been made on 40 steel axle overheating. Itshows that the forging heating is not reasonable.
应用推荐