介绍了一种用于MEMS薄膜材料力学特性测试的单轴拉伸试验方法。
A uniaxial tensile test method for measuring mechanical properties of MEMS thin film materials is presented.
本文介绍极慢速加荷条件下混凝土轴向拉伸试验方法,它能测定混凝土受载时的特性曲线。
The method of uniaxial tension test of concrete under ultra-low loading rate is described. It can be used to determine the characteristic curve of concrete under loading condition.
采用双轴拉伸试验方法测定了PVC膜材的广义泊松比,验证了广义泊松比的非线性特征。
The generalized Poisson's ratio is measured using the results of biaxial tensile tests of PVC membrane materials, which verifies the nonlinear characteristics of generalized Poisson's ratio.
结果表明,该方法简单方便、应力分布均匀、试验结果稳定、尺寸效应较小,是混凝土一种理想的拉伸试验方法。
The results show that it is a reasonable tensile test method characterized by its convenience, uniform stress distribution, higher stability and lower size effect.
研究了氮含量对热镀锌双相钢拉伸性能的影响,用定拉伸试验方法模拟了平整伸长率对热镀锌双相钢屈强比的影响。
Using scaling tension test method simulated the effect of leveling elongations on yield strength ratio of hot dip galvanized dual phase steels.
利用圆盘中心粘贴的应变片来测大理岩等脆性材料的动态拉伸强度,是一种简便高效的试验方法。
It is a simple, effective and ideal method to stick strain gages on the center of the sample to gain the dynamic tensile strength for brittle materials.
比较了获得拉伸蠕变破坏荷载-时间曲线以及蠕变应变-时间曲线的试验方法,给出了外推这两种蠕变曲线数据的处理步骤。
The methods of creep test to get both curves of tensile creep rupture load vs time and creep strain vs time are compared. The procedures to extrapolate the two types of creep curves are presented.
用显微硬度、电子拉伸等试验方法,测定了银、铜、钽的硬度、抗拉强度、延伸率与冷加工变形量的关系及冷加工态银、铜、钽退火软化曲线。
The hardness, tensile strength and elongation of Ag, cu and Ta, their relationship with the degree of cold work and soften annealing curves of cold-worked Ag, cu and Ta were investigated.
通过对活性碳纤维拉伸性能试验方法及试验技术参数的研究与探讨,旨在找到一种适合测试活性碳纤维拉伸性能的试验方法。
By researching and exploring tensile performance test methods and technical parameters of activated carbon fibers, it is to find a kind of test method meets activated carbon fibers.
采用本试验方法对水泥基材料直接拉伸强度的系统测试有待进一步研究。
The study about the direct tensile strength of cement based material with this test method need to be elucidated further analysis.
基于各向同性弹塑性损伤假定和应变等效假设,采用重复拉伸的试验方法,得到了焊缝金属的损伤演化规律。
Based on the adoption of elastoplastic damage theory and effective strain assumption, weld metal coupons were tested under repeated pull and their damage evolution law was determined.
论述了辐照后包壳管在热室中的拉伸、爆破、蠕变等试验方法,比较辐照前后包壳力学性能的变化。
Tensile test, tube burst test and creep test of irradiated cladding in hot cell were discussed. The changes of mechanical properties of cladding before and after irradiation were compared.
最后分别对3种方法进行了测试试验。结果表明,3种试验方法均能有效测试爆炸复合接头的剪切强度,其中对称试件双切口拉伸法最适合实际应用。
Results shows that all these three methods can be used to measure the shear strength of explosion cladding interface, and the most practical one is the double-notch method using symmetry specimen.
最后分别对3种方法进行了测试试验。结果表明,3种试验方法均能有效测试爆炸复合接头的剪切强度,其中对称试件双切口拉伸法最适合实际应用。
Results shows that all these three methods can be used to measure the shear strength of explosion cladding interface, and the most practical one is the double-notch method using symmetry specimen.
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