Using scaling tension test method simulated the effect of leveling elongations on yield strength ratio of hot dip galvanized dual phase steels. 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。
Space Charge in EPR Insulator in Different Elongations Experiment Analysis for Tension and Destruction of Fiber Reinforced Rubber Composites 不同拉伸率的乙丙橡胶中空间电荷分布的研究纤维增强橡胶复合材料拉伸与破坏的试验分析
Most of the specimens show distinct elongations of components. 多数标本的组份呈显著的拉长现象。
These fibers are characterized by having high strengths, high elongations and good to excellent elastic recovery. 这些纤维的特点是具有高强力,高伸度和优异的弹性恢复。
It is found that the yield stress, the fracture strength and the micro-hardness of Mo-3 Nb single crystal materials by Russian supplying were higher than those of the home-made ones, while the elongations of the former material were lower than the later material. 结果表明:俄罗斯Mo-3Nb单晶屈服强度、抗拉强度、显微硬度比国产Mo-3Nb单晶要高,而延伸率略低;
The compliance of brachial artery at different elongations ( from 100%~ 140% of natural length) invitro was calculated on the basis of measurement of pressure-volume relationship in brachial artery of young men who died from accident. 通过对人的离体肱动脉全压力范围内压力(P)&容积(V)关系的测定,计算了血管自原位长(100%)及拉伸至140%间各阶段之顺应性(C)。
It is found that the electric field improves elongations in 1420 alloy markedly, but has little effect on strengths. 研究表明:电场时效可在一定程度上提高1420合金的延伸率,但对强度则基本没有影响;同时,电场时效减少沿晶分层断裂比例,增加穿晶断裂及微区塑性变形。
With decreasing the testing temperature, the strengths of the three aged alloys are monotonously increased and the elongations are firstly decreased, but slightly increased at 77K. 随试验温度的降低,3种时效态合金的强度都单调增加,延伸率先是下降,但在77K时又略有升高。
The yield strength ratio of hot dip galvanized dual phase steels will increase with increasing of leveling elongations. When the leveling elongation of steel is over 1.0%, its yield strength ratio is beyond the standard 0.61 requirement. 随平整伸长率增加,热镀锌双相钢屈强比增加,当平整伸长率大于1.0%时,钢的屈强比超过标准0.61的要求。
Finally, the statistic analysis of 290 measured elongations is constructed, which confirms the necessity of several modified items in the calculation method of elongation for small curvature tendons. 最后,对索塔锚固区共290束环向预应力筋实测张拉伸长值结果进行了概率统计分析,证实了理论伸长值修正算法中各项修正的必要性。
Changes of Compliance and Morphology of Human Brachial Artery at Different Elongations and Their Clinical Significance 不同拉伸状态下人肱动脉顺应性与形态学的变化及其临床意义
The elongations of the leathers fatliquored by the sulfonated oil STO, sulfated castor oil and sulfated neatsfoot oil were better. 磺化油STO、硫酸化牛蹄油和硫酸化蓖麻油加脂的坯革伸长率较大。
The elongations at break and impact strength kept increasing with increasing content of PDMS. 冲击强度及断裂伸长率则随PDMS含量的增加而增加。
Mechanical properties analyses showed that, compared to unreinforced pure Ti, the hardness, tensile strength and modulus were greatly improved, whereas their elongations were reduced. 力学分析结果表明,同未增强的纯钛基体相比,复合材料的硬度、抗拉强度有了很大的提高,但延伸率大幅下降。
The results show that as the increase of the TDDM content, Izod impact strength first increase and then decrease, while the tensile strength and elongations of blends slightly decrease with the amount of TDDM. 结果表明:随TDDM含量的增加,共混物的冲击性能呈先增大后减小趋势。而拉伸强度,断裂伸长率降低。
Aluminum matrix composites reinforced with SiC particles are characteristic of high specific strength, high specific toughness and excellent abradability, but they exhibit much lower elongations than the matrices and the non-uniform distribution of SiC particles in the matrix. SiC颗粒增强铝基复合材料具有比强度和比模量高、耐磨性好等优点,但是其伸长率明显低于基体合金且SiC颗粒在基体合金中的分布均匀性不够理想。