查询词典 yield strength

The elastic modulus and the yield strength are affected mainly by the crystallinity.

结晶度的变化主要是影响材料的弹性模量和横向上的屈服强度。

The effects of strain rate and temperature on the tensile yield strength and elongation of titanium aluminides are studied.

摘 要 研究了应变速率和温度对Ti45Al10Nb合金的屈服强度和延伸率的影响。

The results show t hat yttrium exists as the form of compound (Al2Y) in AZ31 magnesium alloy, and dystectic Al2Y as the heteromorphic nucleation emerges firstly in the cou rse of alloy precipitation, which refines the alloy's microstructure and obviou sly improves the mechanical properties at room and high temperature. The average grain size of AZ31 magnesium alloy containing Y is reduced by 35.82%. Tensile s trength, yield strength and elongation percentage reach 212 MPa, 147 MPa, and 7. 5% at room temperature respectively, and 117 MPa, 98 MPa, and 10.2% at 200 ℃ re spectively.

结果表明，Y在AZ31 镁合金中主要以块状Al2Y化合物形式存在；高熔点的Al2Y在合金凝固过程中首先析出，成为凝固的异质形核剂，从而细化了合金组织，改善了室温和高温力学性能；由于Y的强化，含Y AZ31镁合金平均晶粒尺寸降低幅度约为35.82 %；室温抗拉强度、屈服强度和延伸率分别为 212 MPa， 147 MPa和7.5%，200 ℃时分别为117 MPa， 98 MPa和10.2%。

The results show that the highest yield strength and IGC resistance are obtained by 190 ℃/ 60 min retrogression and reaging. But when the alloy is treated near the lowest value of hardness curve of retrogression, the lowest IGC resistance is gotten by 190 ℃/4 min retrogression treatment.

结果表明：合金经190℃/60min回归和再时效处理，屈服强度最高，抗晶间腐蚀能力最好，具有最佳的综合性能；但合金在接近回归硬度曲线的谷值时，经190℃/4min回归处理，抗晶间腐蚀性能最差。

Based on this analysis, a new method for evaluating the bluntness magnitude of a Berkovich indenter was proposed. This method was examined by the experimental results of indention loading curves for pure nickel and aluminum alloy 8009, and good agreement was obtained. For thin metal films deposited on hard substrate, a method is established for determining the yield strength and hardening index of the film from nanoindentation loading curve.

通过对理想与钝化Berkovich压头以及球形压头纳米压入软膜/硬基材料加载过程的数值研究，给出了两种压头纳米压入加载曲线的幂函数拟合指数及最大压入载荷同膜、基材料基本力学性能间的函数关系，并分别就Berkovich压头与球形压头建立了由纳米压入加载曲线确定沉积在陶瓷基体上金属薄膜屈服强度与硬化指数的方法。

Pultruded fiberglass has 86% of the yield strength of aluminum and, pound-for-pound's, stronger than aluminum in the lengthwise direction.

拉挤玻璃纤维有86 ％的屈服强度铝和，英镑，为英镑的，比铝强，在纵向的方向。

Most published handbook data report matal elastical limit as the yield strength measured at an offset strain of 0.2%.

大多数已出版的手册上有关材料屈服强度的数据，是以应变偏移0.2%而测得的弹性极限值。

A method to measure the outer radial deformation curve of tubular specimen under internal pressure is proposed,the yield strength in the hoop direction of the tubular specimen could be derived.

提出了物理概念清楚、易于理解与掌握、适用于各种材料的换热器液压胀接残余接触压力的图算分析原理，建立了测量管状试样在内压作用下外表面的径向变形曲线和环向屈服强度的方法。

The simulation results of the two models indicated that the yield strength of the composites in which the particles are assumed all in polygonal shape and the mean stress in particles both decrease with the increasing number of polygonal sides.

两种单胞模型的模拟结果均显示，对于颗粒是多边形状的铝基复合材料，随着颗粒边数的逐渐增大，颗粒的平均受力逐渐减小，复合材料的屈服强度也逐渐降低。

With increasing the aging time at 200 ℃, the stress relaxation rate decreased pronouncedly, while the yield strength, the density, and the excess enthalpy loss increased markedly within the first ten hours.

研究了聚芳醚酮在200℃下长时间放置过程中的密度，热焓，屈服及应力松弛行为随时间的变化规律。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。