1) peak stress ratio
峰值应力比
1.
A new constitutive model was developed based on the state parameter,peak stress ratio,phase transformation stress ratio,the state dependent dilatancy equation and the yield surface with a hyperbolic relationship between the stress ratio and the plastic deviatoric strain.
基于状态参数Ψ、峰值应力比、相态转换应力比、依赖于状态的剪胀方程和一个双曲线的应力应变关系,建立了一个静力条件下能统一反映密度和压力对砂土变形特性影响的本构模型。
2) peak stress
峰值应力
1.
In order to research on correlative functions of peak stress and deformation stored energy with Zener-Hollomon parameter,the elevated temperature tensile test of 45 steel was carried out at Gleeble-1500D thermal-mechanical simulator,in the range of deformation temperature 1123-1273K and initial strain rate 0.
01~5s-1,并采用双曲正弦模型,研究了45钢在高温拉伸条件下的峰值应力、变形储能与Zener-Hollomon参数的关系函数。
2.
The model of thermal deformation and the relationship of peak stress,peak strain and Z were obtained that provide basic data for prediction and control of microstructure and properties of tested steel products.
975 kJ/mol,并建立了试验钢动态再结晶热变形模型和峰值应力、峰值应变与Z因子的关系,为预报和控制该钢的组织和性能提供了基本依据。
3.
The activation energy of deformation was calculated and the relationship among peak stress and deformation temperature and strain rate was established.
实测了高温下应力-应变关系曲线,观察了变形后的显微组织,计算了材料的激活能,并建立了峰值应力与变形温度和应变速率的关系。
3) peak stress
应力峰值
1.
One method to decrease the peak stress at the joint of nozzle and thick cylinder was introduced in this article.
本文介绍了一种降低厚壁圆筒与接管连接处应力峰值的方法。
4) peak of relative effective deviatoric stress ratio
相对有效应力比峰值
5) stress compare method of three-peak-valley value
三峰谷值应力比较法
6) peak stress
高峰(峰值)应力
补充资料：疲劳应力周期比
分子式：
CAS号：
性质：设试样在振幅为S1的循环应力作用下，其疲劳寿命为N2…若循环应力S1作用于试样的循环次数为n1（n1<N1）；循环应力S2作用于试样的循环次数n2（n2<N2）…则当有时，试样发生疲劳破裂。即称为疲劳应力周期比。它表示振幅为S的循环n次后，使试样疲劳寿命降低的比率。常用这个方法来估计材料在非恒定振幅的循环应力作用下的疲劳寿命。不过误差是较大的。
CAS号：
性质：设试样在振幅为S1的循环应力作用下，其疲劳寿命为N2…若循环应力S1作用于试样的循环次数为n1（n1<N1）；循环应力S2作用于试样的循环次数n2（n2<N2）…则当有时，试样发生疲劳破裂。即称为疲劳应力周期比。它表示振幅为S的循环n次后，使试样疲劳寿命降低的比率。常用这个方法来估计材料在非恒定振幅的循环应力作用下的疲劳寿命。不过误差是较大的。
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