1) crank shaft fatigue fracture
曲轴疲劳断裂
2) bending fatigue fracture
弯曲疲劳断裂
1.
The results show that the break of gear belongs to bending fatigue fracture,the main bolt fracture bears from the root of gear teeth nearby transmission shaft,and the teeth break was caused by the bias load of the gear,the process was accelerated because of .
以上试验结果表明,轮齿为典型的弯曲疲劳断裂,裂纹起源于加载侧轮齿根部圆角表面处且靠近传动轴侧。
3) fatigue fracture
疲劳断裂
1.
Calculating method of reliability on anti fatigue fracture of weld;
焊缝材料抗疲劳断裂的可靠性计算方法
2.
An Analysis on Fatigue Fracture of Oil-Suck-Rod of Non- Quenching and Tempering Steel;
非调质钢抽油杆疲劳断裂的分析
3.
The causes of fatigue fracture of cage in high speed ball bearing;
高速球轴承保持架疲劳断裂原因分析
4) fatigue crack
疲劳断裂
1.
The producing of fatigue cracks and fracture in the ultrafine-grained(UFG) and coarse grained(CG) Cu-0.
6Cr合金的驻留滑移带非常杂乱,超细晶铜铬合金的剪切带沿着ECAP最后一道次剪切面发展,沿着ECAP最后一道次剪切面发展的剪切带在疲劳断裂初期和早期的裂纹增殖中起着决定性作用。
2.
From these responses,the fatigue crack cycle life of road was calculated.
为研究公路车辆对道路的破坏性,采用功能化虚拟样机(Functional Virtual Prototype)技术,基于多体系统动力学理论建立车辆系统的功能化虚拟样机,通过仿真得到车辆对道路的动态作用力;采用有限元方法(FEM)进行道路响应的研究,继而进行道路的疲劳断裂分析。
5) fatigue failure
疲劳断裂
1.
The analysis result indicates that the property of the piston failure is fatigue failure and the failure initiation is the cutting trace on the root face of the U trough.
采用扫描电镜等手段分析了断裂活塞，结果表明活塞断裂的性质属于疲劳断裂。
2.
By analysis of the forces acting on the up and the down roller axles of the pinch roller,the cause of the up roller axle fatigue failure but the down roller axle not was found out and the improvement method was given on condition that the material and making process of the up and the down roller axles were sam
通过对送料机夹送辊上、下辊轴的受力分析，找出了在上、下辊轴材料和加工工艺相同条件下，上辊轴发生疲劳断裂，而下辊轴不发生疲劳断裂的原因，并提出解决措施。
3.
Earlier fatigue failure phenomenon of SOFIM Engine connecting rod bolt is concentrated on in this paper.
针对SOFIM连杆螺栓出现的早期疲劳断裂现象,建立了连杆螺栓的有限元模型,利用ANSYS软件对该连杆螺栓进行了有限元分析,并与疲劳试验结果进行了对比,吻合较好。
6) fatigue rupture
疲劳断裂
1.
By means of optical metallurgical microscope and scanning microscope,we have analyzed rupture reason of the supercharger blade,which showed that the break of the blade is fatigue rupture,the reason of the fatigue rupture is caused by corrosive hole and stress concentration.
结果表明,该叶片断裂是单向疲劳断裂。
2.
The cause, characteristic and type of fatigue rupture occurred in the parts of the compressor were analyzed in this article.
分析探讨压缩机零件疲劳断裂的形貌特征原因和防止措
3.
The invalidation of the harmonic gear drive is mostly the fatigue rupture of the flexspline.
谐波齿轮传动的主要失效形式是柔轮的疲劳断裂,小长径比的柔轮的强度更为薄弱。
补充资料：弯曲疲劳
分子式：
CAS号：
性质：又称屈挠疲劳。材料在交变弯曲应力作用下发生损伤乃至断裂的过程。在疲劳初期，内部结构将发生改变，接着出现疲劳裂纹的成核和扩展，当疲劳裂纹失稳扩展时就导致疲劳断裂。在作弯曲疲劳试验时，按控制变量，可分为应力疲劳和应变疲劳两类。应力疲劳时，应力幅值恒定在一较低值，加载的频率高，断裂周次也高；应变疲劳时，应力幅值恒定在较高值，加载频率低，断裂周次也低。弯曲疲劳是工程实际中经常会发生的问题，弯曲疲劳试验也是材料疲劳试验方法中比较成熟的一种方法。
CAS号：
性质：又称屈挠疲劳。材料在交变弯曲应力作用下发生损伤乃至断裂的过程。在疲劳初期，内部结构将发生改变，接着出现疲劳裂纹的成核和扩展，当疲劳裂纹失稳扩展时就导致疲劳断裂。在作弯曲疲劳试验时，按控制变量，可分为应力疲劳和应变疲劳两类。应力疲劳时，应力幅值恒定在一较低值，加载的频率高，断裂周次也高；应变疲劳时，应力幅值恒定在较高值，加载频率低，断裂周次也低。弯曲疲劳是工程实际中经常会发生的问题，弯曲疲劳试验也是材料疲劳试验方法中比较成熟的一种方法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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