1) S/N characteristics
应力-疲劳特性
3) stress fatigue
应力疲劳
1.
In this paper,the fitting method of stress fatigue curve with three parameter of the polymer is studied.
本文讨论了聚合物三参数应力疲劳曲线的拟合方法,并实际拟合了苯乙烯—丁二烯—丙烯腈(ABS)在对称循环交变应力作用下的应力疲劳曲线。
2.
The general model of stress fatigue life reliability was proposed by analyzing correlations between the median and high reliability fatigue life about several kinds of probability distribution functions,such as Weibull Distribution(WD),Normal Distribution(ND),Exponential Distribution(ED),etc.
通过对Weibull分布、正态分布、指数分布等常用概率模型函数的中值疲劳寿命和高可靠度疲劳寿命关系的分析,建立了应力疲劳寿命可靠性通用表达式。
4) fatigue stress
疲劳应力
1.
In order to prevent the early destruction of highway, provide theoretic analysis and technology support for the study of long life pavement structure, the thermal field and fatigue stress of asphalt concrete and continuously reinforced concrete(AC+CRC) composite pavement were analyzed by finite element method.
为了防止公路的早期破坏,为长寿命路面结构研究提供理论依据与技术支持,应用有限元方法对沥青混凝土与连续配筋混凝土复合式路面进行了温度场与疲劳应力分析。
2.
It is not economic to reduce the thickness of road slab but to strengthen base through the analysis of different thickness of base and road slab on fatigue stress of cement concrete pavement.
通过分析不同板厚和基层厚度对路面荷载疲劳应力、温度疲劳应力的影响,认为通过加强基层未减薄路面板厚度是不经济的,合理的基层厚度应根据设置基层的目的与要求,通过经济比较确定。
5) fatigue property
疲劳特性
1.
The results show that test piece's thickness influences the fatigue property of micro-arc oxidation test pieces with differ.
研究表明,试件厚度影响微弧氧化后不同膜厚的试件疲劳特性,试件厚度为2mm时,膜厚10~20μm微弧氧化对试件疲劳寿命有提高;试件厚度3mm时,膜厚10~25μm,微弧氧化使试件疲劳寿命略有降低;预腐蚀疲劳实验表明,微弧氧化试件腐蚀疲劳寿命比普通阳极化试件的腐蚀疲劳寿命高。
2.
The test results show that the fatigue property curve and the cyclic stress-strain curve of LZ50 axletree steel perfectly conform to double logarithm linear relationship.
研究了LZ50车轴钢的循环相关特性,循环疲劳特性及循环应力-应变关系。
3.
Using 810 Material Test System, the fatigue property of ceramic coatings on LY12-CZ aluminum matrix material surface was investigated.
微弧氧化是一种新兴的表面改性技术,利用810MaterialTestSystem疲劳试验机,对LY12-CZ铝合金微弧氧化后疲劳特性进行了研究。
6) fatigue properties
疲劳特性
1.
Cyclic Fatigue Properties Comparison between ZA27 and ZCuSn10P1 Alloys;
ZA27和ZCuSn10P1循环应力下的疲劳特性比较
2.
The fatigue properties of high performance cellulose fiber,steel fiber,and hybrid fibers reinforced concrete are studied in the round,the effects of curing ages on fatigue behavior of fiber reinforced fly ash concrete are analyzed.
系统研究了高性能纤维素纤维、钢纤维、纤维素纤维及钢纤维混杂纤维混凝土的弯曲疲劳特性,探讨了龄期对纤维素纤维增强粉煤灰混凝土疲劳性能的影响。
3.
Because the hot and humid climate in the South China is more common, it is necessary to make a further discussion and research on the fatigue properties of asphalt pavemen in the condition of the hot and humid climate.
分析了高温潮湿条件下沥青混合料的疲劳特性。
补充资料：极限疲劳应力
分子式：
CAS号：
性质：当疲劳寿命曲线变得与lgN轴基本平行时相应的周期性应力振幅(N表示周期次数)。由于疲劳试验无法长时间无限制地进行下去，一般当周期次数N达到107时，材料仍未发生破坏，此时对应的周期性应力振幅上限值称极限疲劳应力，又称条件极限疲劳应力。
CAS号：
性质：当疲劳寿命曲线变得与lgN轴基本平行时相应的周期性应力振幅(N表示周期次数)。由于疲劳试验无法长时间无限制地进行下去，一般当周期次数N达到107时，材料仍未发生破坏，此时对应的周期性应力振幅上限值称极限疲劳应力，又称条件极限疲劳应力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条