The bending fatigue life of RPC can be described by two parameter Weibull distribution.
活性粉末混凝土的弯曲疲劳寿命分布服从两参数威布尔分布。
High bending fatigue strength and contact fatigue strength are needed for heavy duty gear steels.
齿轮钢要求具有高的弯曲疲劳强度和接触疲劳强度。
The rotating bending fatigue strength is the criterion of resistance to propagation of hot cracks.
旋转弯曲疲劳强度是抗裂纹扩展能力的判据。
The bending fatigue strengths of ADI gears treated with different processes were test and compared.
对各种状态的奥贝球铁齿轮的弯曲疲劳强度进行了试验研究。
The piston rod of family sedan's rear snubber fractured duringearlier stage of rotary bending fatigue test.
家轿后减振器活塞杆在进行旋转弯曲疲劳试验时出现早期断裂。
Based on this theory rotating-bending fatigue-cutting machine was invented and applied in cutting industry.
将这一原理应用于断料行业，就发明了旋弯疲劳应力断料机。
In the present study, tensile and repeated impact as well as rotated-bending fatigue tests were carried out.
本研究进行了渗硼试样的拉伸、多次冲击以及旋转弯曲疲劳试验，并与未渗硼试样进行比较。
A vertical bending fatigue experiment for a certain model of automotive front axle is reported in this paper.
阐述了某汽车前轴的垂直弯曲疲劳试验。
The effect of RE on fatigue behaviours of structural steels was investigated with a rotating bending fatigue machine.
用旋转弯曲疲劳试验机试验了不同稀土含量对几种结构钢疲劳性能的作用。
The present invention improves bending fatigue resistance without reducing the gas barrier properties and heat resistance.
本发明改 进了耐弯曲疲劳性，并且不降低阻气性和耐热性。
The intensity of bending fatigue and contact fatigue for gears is one of the important indices (indexes) to judge gear service life.
齿轮的弯曲疲劳强度与接触疲劳强度是判断齿轮使用寿命的重要指标之一。
The finite element model of this kind of wheel is established according to the bending fatigue experimental data of automobile wheel.
根据汽车车轮弯曲疲劳实验数据建立该种车轮的有限元模型。
The speed reducer gear tooth surface through contact fatigue strength to calculate, through the tooth root bending fatigue strength check;
减速器中齿轮通过齿面接触疲劳强度来计算，通过齿根弯曲疲劳强度验算；
At present, tuning-folk resonance plate structure is common used in crankshaft bending fatigue test bench in domestic diesel engine industry.
目前，国内柴油机行业普遍使用的曲轴弯曲疲劳强度试验台架，均采用音叉共振板结构。
Through the stress field intensity approach, the relationship between the rotary bending fatigue limit and torsion fatigue limit was studied.
根据应力场强法，分析了旋转弯曲疲劳极限与扭转疲劳极限之间的关系。
Based on the broken gear teeth in contact fatigue test, bending fatigue life curve was got by applying finite element stress analysis results, MSC.
本文以接触疲劳试验中疲劳断齿齿轮为依据，利用有限元应力分析结果以及试验得到的弯曲疲劳寿命曲线，应用msc。
Bending fatigue limit stress is still short of reliable data for gear of domestic material in gear design mostly used are the data offered from ISO6336.
在齿轮设计中，国产材料齿轮的弯曲疲劳极限应力仍然缺乏可靠的试验数据，大多是沿用ISO 6336提供的数据。
Fatigue properties of three case hardening steels for heavy duty gears after carburization were investigated by means of rotating bending fatigue tests.
利用旋转弯曲疲劳试验方法研究了三种重载齿轮钢渗碳后的疲劳性能。
The paper analyses the bending fatigue strength of a crankshaft single crank from the view point of reliability design by means of 3d finite element method.
本文运用三维有限元法，从零件可靠性设计这个角度分析了曲轴单拐的弯曲疲劳强度。
Tension and bending fatigue tests were carried out to investigate the fatigue behavior of polymethylmethacrylate for edge attachment element at different temperatures.
研究了有机玻璃边缘连接元件在不同温度下的拉伸和弯曲疲劳特性。
The results showed that cemented carbide manufactured by sinter-HIP is free of porosity and transverse-rupture strength, bending fatigue life are also greatly increased.
结果表明，烧结-热等静压制作的硬质合金孔洞消除了，并且硬质合金的抗弯强度和弯曲疲劳寿命也大幅度提高。
Especially the accurate modeling of the transition curve of dedendum, which ensures the accuracy of bending fatigue strength of the tooth root by the finite element analysis.
特别是对齿根过渡曲线白勺准确建模，保证了对齿根弯曲疲劳强度停止有限元分析白勺准确性。
A method for predicting the bending fatigue life of a surface quenched gear is proposed based on two-dimensional linear fracture mechanics and a computer program is developed.
基于二维线性断裂力学理论，提出了一种表面淬火齿轮的弯曲疲劳寿命预测方法，并开发了相应的计算程序。
Results showed that ferrite net and lower hardness due to low cooling rate, coarser finish machining resulted in the fracture during earlier stage of rotary bending fatigue test.
结果表明，冷却不足使组织中出现网状及小块状铁素体，导致硬度偏低，加之磨削加工痕迹较粗是引起前轮毂早期断裂的原因。
The deformation and fracture of mild steel under high frequency bending fatigue has been studied by optical microscope, scanning electron microscope and microhardness determination.
用光学、扫描电子显微镜及显微硬度计，研究了低碳钢在高频弯曲疲劳过程中的形变及断裂。
This paper describes the performance test, contact fatigue strength test and bending fatigue strength test on the gear reducer of involute point contact Ferrographical analysis is made.
本文对渐开线点啮合齿轮减速器进行了性能试验、接触疲劳强度和弯曲疲劳强度试验，同时还进行了铁谱分析。
Based on the analysis, the principle of iso-stress sample design and the shape and dimensions of a recommended iso-stress specimen for bending fatigue of sheet materials have been suggested.
基于这种分析结果，提出了板材弯曲疲劳等应力试样设计原理以及推荐试样的形状和尺寸。
The propagation of surface cracks in welded connections made of type "921A" steel has been investigated experimentally under bending fatigue load and in the corrosive environment of seawater.
本文对921A钢焊接接头在海水腐蚀环境下受弯曲疲劳载菏作用时表面裂纹扩展规律进行了试验研究。
Using present bending fatigue limit data of gear tooth and other materials of gears, the calculating method of re liability is proposed for bending strength of gear tooth st steady condition.
利用现有齿根弯曲疲劳极限应力数据及其它齿轮资料，提出了稳定工况下齿轮齿根弯曲强度可靠度计算方法。
This utility model discloses a microstructure one-way bending fatigue tester, wherein there are driving comb pairs on one side of a suspended vibrating mass and detection comb pairs on the other side;
本实用新型公开了一种微结构单向弯拉疲劳试验装置，该装置在一个悬置振动块的一侧设有驱动梳齿对，在悬置振动块的另一侧设有检测振动幅度的检测梳齿对；
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