*True stress与Engineering stress(Nominal stress)多在英文机械书籍中出现。下文是对它们区别进行的解释,以及延伸出些许额外想到的知识。 拉伸样件,样件会变长变细。下图样件承受一个轴向力。 受轴向拉力作用 L -- 样件原始长度 L+δ -- 拉伸后的长度 横向切割样件,有下图的受力情况 Transverse Cut 假设,
nominal stress–strain diagramtensile testtrue straintrue stressyield point phenomenonSeemingly a simple task, the extraction of the flow curve (true stress vs. true plastic strain) from nominal stresses and strains in standard tensile testing still has its unsolved points. This study addresses two ...
Although the nominal post-necking stress–strain response can be used for material model calibration, true stress–strain response is preferred to describe the actual material response. Due to stress triaxiality over the necking region, Eq. (1.43) needs to be corrected to calculate the equivalent ...
However, I would like to stress the empirical adequacy of the proposed account. In the next section I will argue that it is in fact empirically superior to its predecessors, and none of them is capable of accounting for the range of observations made in the present paper. 7 Previous ...
可能 true stress–strain 曲线 (上部曲线) 的形式、 切线向他们来自点 e =-1 株轴和相应的名义 stress–strain 曲线上。曲线是示意图清晰显示施工 ;真正的聚合物,曲线的初始部分通常会大得多和最大值,当它发生时,通常是在更低的值的应变比所示。请参见示例 8.1 更现实版的 (c) 中的曲线。
Data: Data, or information, can come in numerous types, each of which has suitable methods of displaying the data for other individuals to understand, such as frequency tables and relatively frequency tables. Answer and Explanation: The corr...
In this theory, he develops an algorithm (the Nuclear Stress Rule) that determines which constituent receives the primary stress of a clause: the focal intonation of a sentence (wide focus) falls primarily, in the unmarked order, in the constituent that is more embedded in the recursive side ...
It is also important to stress that in what follows I only deal with NC, not with any other aspect of the languages nor with the adequacy of the translations vis-a-vis the source texts. The translations of the Jamaican and Belizean data are my own. Because of this strong focus on NC...
Nominal stressTrue stressPlastic strain energyIn this paper results of P91 cast steel after static and fatigue tests were presented. During the tests longitudinal and transverse strains of the specimen were measured. Basing on the results a comparative analysis of nominal stresses σ_n, true ...
In this study the fatigue strength is investigated for Friction Stir Welded (FSW) overlap and butt welded joints in different thicknesses based on nominal and effective notch stress concepts. The fatigue test results are compared with fatigue strength recommendations according to \\{EN\\} 1999-1-...