residual strength

Residual strength evaluation is playing a significant role in damage tolerance analysis of structures.

剩余强度分析对结构断裂安全性评价十分重要。

互联网摘选

The residual strength is usually used to measure the fatigue failure, but so much work is needed to do and the cost is high and only one data is acquired for one test-piece.

剩余强度来度量疲劳损伤破坏准则清楚明了，但实验工作量大、费用高，并且一个试件只能得到一个数据；

互联网摘选

Residual strength tests and statistical analysis for thin walled stiffened structure with multi cracks

含多裂纹薄壁加筋结构剩余强度试验与统计分析

互联网摘选

Residual Strength Reliability Evaluation of Corroded Pipeline Based on JC Method

基于JC算法的腐蚀管道剩余强度可靠性评价

互联网摘选

The tests on mechanical failing load, power frequency puncture voltage and residual strength of glass insulators after 30~ 40 years service were made.

对运行30～40年后的玻璃绝缘子进行了机械破坏负荷、工频击穿电压及残留强度等试验。

互联网摘选

Because of complexity of the stress distribution in the repaired structure, based on the residual strength degradation model the authors introduce into the local stress-strain method to set up a fatigue life prediction model for the composite repaired structure.

针对复合材料修补结构应力分布复杂的特点，在剩余强度衰减模型的基础上引入局部应力应变法的分析思想，建立起复合材料修补结构的疲劳寿命预测模型。

互联网摘选

In air-dried condition, the parameter n increased with the increase of confining pressure for both peak and residual strength.

而且在气干状态下，不管是峰值强度还是残余强度的n值均随着围压的增加而增加。

互联网摘选

It was found that, in general, ascending time ratio, fire load ratio, cross-section dimension and slenderness ratio have a significant influence on residual strength.

得出结论：升温时间比、火灾荷载比、截面边长以及长细比是影响火灾全过程作用后圆钢管混凝土柱剩余承载力的主要影响参数。

互联网摘选

Fatigue limit measuring method of steel bar in concrete based on residual strength

基于剩余强度的混凝土用钢筋疲劳极限测定方法

互联网摘选

The degradation law for residual strength and the critical damage value are deduced from the present model.

由损伤发展方程确定了材料剩余强度随损伤发展的衰减规律和临界损伤值。

互联网摘选

The residual compressive stress is beneficial to fatigue strength.

表层残余压力对工件的疲劳强度起着有益的作用.

互联网摘选

A new method ( layer-by-layer rebound method ) is presented residual strength of concrete exposed to elevated temperature.

提出了 逐 层回弹法检测火灾后混凝土强度的方法.

互联网摘选

Experimental and Theoretical Research on Residual Strength of RPC under Fatigue Loading

RPC疲劳后剩余强度试验及理论研究

互联网摘选

According to the residual strength of casings after tubercular corrosion, with elastic-plastic finite element method, the changes of collapse resistance, burst strength, and tensile resistance of casings are analyzed.

为此，文章建立CO2点蚀模型，以点蚀后套管的剩余强度为出发点，应用弹塑性有限元方法分析了点蚀套管的抗挤强度、抗内压强度、抗拉强度的变化。

互联网摘选

Residual stresses in the rail web of high strength rails from several foreign countries were measured by the saw cut method, and the effect of residual stress on rail web cracking was discussed.

通过采用锯切口法测定了几种进口高强度钢轨轨腰残余应力，阐述了残余应力对轨腰水平脆断的影响。

互联网摘选

Based on a linear degradation hypothesis for residual strength, a probabillistic linear cumulative damage model has proposed by means of stress-strength interference theory, and a formula of calculating critical damage with a given reliability has presented.

文中以强度线性退化假设为基础，借助应力&强度干涉理论构造了一个线性累积损伤的概率模型，给出了满足一定可靠度的损伤临界值公式。

互联网摘选

To meet the residual strength requirement, it takes the stress intensity factor K1C/ 1. 2 as the termination condition in crack propagation calculation in the article.

为保证剩余强度要求，本文通过在裂纹扩展计算中以应力强度因子达到K（1c）／1.2作为终止条件来实现。

互联网摘选

The results drawn from the parametrical analysis show that the initial load value, time of fire exposure and steel ratio have an important impact on the residual strength index which increase with the growth of those parameters.

从参数分析结果来看，初始荷载值、受火时间和含钢率对剩余承载力系数有显著影响，且随着这些参数的增加剩余承载力系数提高。

互联网摘选

Finally, the residual strength after fatigue test is studied initially.

最后, 对疲劳试件的剩余强度进行了初步探讨.

网络文摘精选

Influence of Matching Weld Strength with Its Thermal Expansion Coefficient on the Residual Stress of Welded Joint

强度和线膨胀系数匹配对焊接残余应力的影响规律

互联网摘选

It is shown that the joint strength increases firstly and then decreases gradually with the increase of joining temperature, and the maximum value of strength is obtained at 850 ℃ because of the effect of ceramic-metal interfacial reaction and residual stress.

结果表明，由于陶瓷／钎料界面反应和界面残余应力的综合影响，随着钎焊温度的增加，接头强度先增加然后逐渐降低，850℃钎焊时接头强度最高。

互联网摘选

The shear strengths of slip soils is the stress of the test study, which involves peak shear strength ( fully softened shear strength) and residual shear strength.

其中，滑带土的强度特性是本次研究重点，包括峰值强度（完全软化强度）和残余强度。

互联网摘选

The ultimate aim of wire rope nondestructive testing ( NDT) is to obtain the residual strength of wire ropes in service and then to decide their retirement dates, and the quantitative testing of wire rope defects is prerequisite to this aim.

钢丝绳无损检测以判别在役钢丝绳的残余强度（承载能力）、确定其更换日期为最终目标，而缺陷的定量检测是实现该目标的前提。

互联网摘选