并提出了弹性热软化的估算公式及屈服温度上下限的概念。
An elastic thermo-softening equation is derived to estimate the Young's modulus of metals under high...
由于很高温度下材料的屈服强度较低,因此只需较低压力就能挤压。
By pressing at very much higher temperatures lower pressures are required as the yield strength of the material is lower.
阻尼器的屈服位移和输出力随环境温度的升高而线性增加;
The yield displacement and export force of damper have linear increase with environmental temperature.
受非马氏体组织的影响及可动位错密度降低的作用,屈服强度、屈强比随退火温度升高而升高。
The yield strength, yield ratio increase with the increase of annealing temperature, due to the impact of non-martensite and the decrease of movable dislocation density.
温度升高,原子热运动加强,屈服强度和弹性模量降低。
The yield strength and elastic modulus will decrease with the temperature increased.
研究了变形速度,试验温度以及预先塑性变形程度对氢致表观屈服强度下降的影响。
The effect of loading rate, test temperature and pre-plastic deformation on hydrogen induced apparent yield stress reduction have been investigated.
针尖和基体之间的最大引力、屈服力和断裂力随着基体温度的增加而减小。
The maximum attractive force, yield force and rupture force decrease with increasing substrate temperature.
在低温范围内随温度升高屈服强度和抗拉强度明显降低。
The results indicated that in low temperature range, the yield strength and tensile strength decreased obviously as temperature increased.
管体屈服强度和屈强比有明显变化,其主要影响因素是防腐前的中频加热温度。
There is clearly changed on yield strength and ratio of yield and tensile strength and the main affecting elements is middle frequency heating temperature before coating.
试验发现,单晶DD3的屈服特性随温度、应变率、晶向而变化。
Test results show that the yield characteristics of DD3 single crystal depend on test temperature, strain rate, and orientation of samples.
粘弹性与胶凝温度、胶凝强度、屈服应力和触变性等参数有关。
Viscoelasticity is related to some properties such as gel point, gel strength, yield stress and thixotropy.
气体压力试验时的应力值,不得超过试验温度下材料屈服点的80%。
The value of stress under air pressure test shall not exceed 80% of the yield point of the material in test temperature;
液体压力试验时的应力值,不得超过试验温度下材料屈服点的90%;
The value of stress under hydraulic pressure test shall not exceed 90% of the yield point of the material in test temperature;
并给出了屈服强度与温度之间的统计关系。
The statistic relation between yield strength and temperature is obtained.
在同样晶粒度和硬度,不添加杂质的条件下,马氏体有较低的屈服强度、较高的冲击断裂功以及较低的塑脆转变温度,这些都由于较细的平均碳化物尺寸引起。
For the same grain size and hardness in the unembrittled conditions, martensite has lower yield strength higher Charpy fracture energy and lower FATT due to finer mean carbide size.
应用有限元方法建立了可考虑屈服应力温度相关效应的粗糙表面热弹塑性接触模型。
A thermal elastoplastic contact model which can take into account the effects of temperature-dependent yield strength was developed by using finite element method.
结果表明,随着淬火温度的降低,双相钢的屈服和抗拉强度下降,同时总伸长率提高;
The results showed that the tensile strength and yield strength decrease while total elongation increases with decreasing quenching temperature.
发现在相同测量方式下,随降温速率的增大或测量温度的降低,屈服应力增大、屈服时间变长、屈服应变减小。
Results show that with the increase of cooling rate or decrease of measurement temperature, both the yield stress and yield time increase, but the yield strain decreases.
终轧温度对低V钢的屈服强度和韧性存在显著影响,但对高V钢的组织性能影响不大。
Finish rolling temperature showed great effect on yield strength and impact toughness of low V-bearing steel, but showed no obvious effect to the high V-bearing steel.
该格式同时也考虑了温度对屈服极限的影响。
The effect of temperature on the yield stress is included in the numerical method.
磁流变液的屈服应力对温度具有很好的稳定性。
The yield stress of our MR fluid is of good thermal stability.
研究了磷含量和晶粒尺寸对低碳钢的屈服强度、 冲击韧性和韧脆转变温度的影响。
The influence of phosphorus and grain size on yield strength and Charp V-notch toughness of low carbon steels have been investigated.
结构钢材的韧性随温度降低而下降,其破坏形态也由塑性屈服向脆性断裂转变,构件的承载力也由强度控制变为材料的韧性控制。
The toughness of steel decreases as temperature drops, its breakage transfers from plasticity to brittleness and the loading capacity is controlled by the toughness, not the strength.
参照经典塑性力学的屈服面理论,引入了温度作用下应力空间中脆性岩石的损伤面模型,定性地讨论了荷载和温度影响下损伤面时的演化规律。
Giving an imitation of traditional plastic theory , a damage surface model on brittle rock about temperature in stress-space is introduced and the evolutionary law is discussed qualitatively.
结果表明,浆体为屈服假塑性流体并具有触变性,屈服应力值和粘度随着温度升高、浓度的降低而减小。
The ZGG solution behaved as pseudoplastic fluids-the decrease in reduced viscosity with increasing shearing-velocity, and had considerably thixotropic response.
结果表明,淬火温度、回火温度和运行速度对抗拉强度、屈服强度影响很大。
The results show that the quenching temperature, tempering temperature and speed have great influences on the tensile strength, yield strength.
含钒钢因相变开始温度低,其屈服应力快速增加的温度较低。
The yield strength of vanadium bearing steel improves at lower temperature because of low phase transformation starting temperature.
计算表明,注蒸汽稠油井如果用常规方法固井,在通常的注汽温度下,套管都因热应力而产生屈服变形。
Casing is heated by steam in thermal recovery Wells. There are thermal stresses in casing. Casing deforms when stresses exceed yield point.
计算表明,注蒸汽稠油井如果用常规方法固井,在通常的注汽温度下,套管都因热应力而产生屈服变形。
Casing is heated by steam in thermal recovery Wells. There are thermal stresses in casing. Casing deforms when stresses exceed yield point.
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