Up to now, the research on very high cycle fatigue has been a new topic of great interest.
至此，超高周疲劳研究在国际上逐渐成为疲劳研究领域的一个热点。
In addition the features of high temperature low cycle fatigue fracture surfaces are given.
还介绍了发生过载损伤后高温低循环疲劳断口的特征。
The ability of resistance to low cycle fatigue of PM FGH95 is much higher than that of GH169.
粉末冶金FGH95构件的抗低周疲劳能力远高于锻造GH169，相差几个数量级。
But for the specimens of high cycle fatigue damaged, the annealing can not increase the total life.
但对高周次疲劳损伤，进行修复退火不能愈合裂纹和延长寿命。
The modern signal analysis is used to measure the plastic strain in low cycle fatigue in this paper.
在材料低周疲劳过程中，由检测的应变信号，利用现代谱分析技术处理，得到材料疲劳过程的塑性变形并进行实时跟踪。
The results show that K40S alloy possesses high low cycle fatigue resistance in comparison with X-40 alloy.
结果表明：与传统X-40合金相比，K40S合金具有优异的抗高温低周疲劳性能；
The results show that low cycle fatigue life is reduced and cyclic stress is raised by torsional prestrain raising.
结果表明，扭转预应变降低低周疲劳寿命，循环应力随扭转预应变的增大而增大。
It has been shown that the high cycle and the low cycle fatigue strength can be obviously improved by shot peening.
结果指出，喷丸引起表面形变层内的上述变化，能够有效地提高粉末合金高温下的高周和低周疲劳性能。
The anti-seismic properties of building structural steels was treated as a problem of high strain low cycle fatigue.
将建筑结构钢抗震性能作高应变低周疲劳问题处理。
The synthesis of thermal, centrifugal and aerodynamic stresses may cause the low cycle fatigue failure of the blades.
这种热应力与离心应力、气动应力合成的综合应力可能引起涡轮叶片的低循环疲劳失效。
There may be non linear dynamic characteristics during the evolution of the surface Low Cycle Fatigue (LCF) cracks system.
低周疲劳表面裂纹演化可能具有非线性动力学特征。
A method is outlined for making low cycle fatigue life prediction for engineering components subject to multiaxial loading.
介绍了一种预测受多轴交变载荷工程构件的低周疲劳寿命的方法。
Low cycle fatigue (LCF) tests of a directionally solidified nickel base superalloy were conducted at elevated temperatures.
本文研究了一种定向凝固镍基高温合金的高温低周疲劳行为。
The paper is dedicated to study the low-cycle fatigue behavior of a certain semi-rigid connection: the top- and -seat angle.
本文尝试研究一种半刚性连接-顶底角钢连接的低周疲劳性能。
The estimating formulae of nonsymmetry cycle fatigue limits for aluminium alloy smooth specimens are presented in this paper.
提出铝合金光试样非对称循环疲劳极限的估算公式。
To establish and verify the failure mode, trouble reappearing and low -cycle fatigue tests are conducted on component test rigs.
为确定与验证锥齿轮故障模式，在试验器上进行故障再现试验及低周疲劳试验。
This device is possessed of the function with 16-channel highly accurate data collection and 100 million-cycle fatigue life count.
该装置具有16通道的高精度信号采集、分析功能和计数容量为100万次的疲劳耐久性及寿命测试功能。
To model the random cyclic strain life relations during low cycle fatigue, probability based cyclic strain life curves are suggested.
引入了概率循环应变—寿命曲线描述低周疲劳循环应变—寿命试验数据的分散性。
The results show that fatigue, creep and oxidation damage always develops simultaneously during low cycle fatigue at high temperature.
试样的微观断口分析显示了在高温应变疲劳试验中同时存在疲劳、蠕变和氧化损伤。
The low cycle fatigue behavior of in-situ composites was investigated under total strain-controlled conditions at the room temperature.
研究了应变控制原位生成复合材料的室温低周疲劳行为。
The main destruction of constructions suffering from earthquake is brought by the accumulated damage of structures under low cycle fatigue.
建筑结构在地震作用下的破坏主要是由结构的低周疲劳累积损伤引起的。
The individual cycle-strain hysteresis loops were recorded, and the cycling response and high temperature low cycle fatigue life were obtained.
记录了各自的循环应力—应变滞后环，得出了试样的循环响应特征和各试样的高温低周疲劳寿命。
However, cracks initialized in the diffusion layer between substrate and bond coat when TBCs were tested with low cycle fatigue at high temperature.
而在高温低周疲劳条件下裂纹是在粘结层与高温合金基体的扩散层处。
The high strain low cycle fatigue properties of V ti micro alloyed high anti seismic structural steel were studied with simulated earthquake loading.
对微钒钛高抗震性能建筑结构钢进行了模拟地震载荷高应变低周疲劳试验。
High temperature low cycle fatigue (HLF) life prediction models have great significance for design of high temperature structure under cycLic loading.
高温低周疲劳(HLF)寿命预测方法对于承受变幅载荷的高温构件的设计具有重要意义。
Influence of rare earth elements on high-cycle fatigue properties of AZ91D alloy was investigated and the fatigue fracture morphology was also analyzed.
研究了稀土元素对AZ 91 D压铸镁合金高周疲劳性能的影响，并对疲劳断口的组织形貌进行了分析。
Under seismic ground shaking, the ability of the connection to dissipate energy will depend on the connection's capability to withstand low cycle fatigue.
在地震地面振动时，连接的耗能能力取决于抵抗低周疲劳的能力。
The results show that the crack initiates at the outer surface of the weld comer and propagates into the steel base material with a high cycle fatigue mode.
钎焊焊缝的枝晶间显微疏松导致的应力集中与微裂纹效应以及近焊缝区母材晶粒长大是导管早期疲劳开裂的主要原因。
The cyclic strain low cycle fatigue and cyclic stress ratcheting failure of 45 carbon steel treated by quenching and tempering were experimentally investigated.
对调质处理的45碳索结构钢进行了应变循环低周疲劳实验以及应力控制棘轮失效实验。
The experimental items of the tests are tension of constant strain rate, creep at constant stress, and strain controlled low cycle fatigue of constant strain rate.
实验项目有等应变率拉伸、等应力蠕变和控制应变幅的等应变率塑性循环。
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