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Evaluation of stress concentration for planar tubular joints M. F. GHANAMEH1, D.THEVENET2, A. ZEGHLOUL1 1. Laboratory of Mechanics and Physics of Materials - U.M.R. CNRS N° 7554, University... stress distribution at the joint intersection of structures. Moreover, the actual load condition of a tubular joint can be any combination of the above three basic load cases, for this reason, a combined......
Micro-Raman Spectroscopy for Stress Evaluation of 3C-SiC Epitaxially Grown on Si Substrate by Hot Wall CVD PEZZOTTI Giuseppe1,ZHU Ji-liang2,ZHU Wen-liang1 (1.Ceramic Physics Laboratory & Research... silicon substrates with the orientations of (100), (111), (110) and (211),respectively. Even though an initial carbonization was carried out to reduce the large lattice mismatch, residual stress could......
A FLOW STRESS MODEL FOR AZ61 MAGNESIUM ALLOY H.T.Zhou1,W.J.Ding1,Q.D Wang1,X.Q.Zeng1 (1.State Key Laboratory of Metal Matrix Composite,Shanghai Jiaotong University,Shanghai 200030,China) Abstract:The flow stress behaviors of AZ61 alloy has been investigated at temperature range from 523 to 673K with the strain rates of 0.001-1s-1.It is found that the average activation energy,strain rate......
Temperature and stress fields of multi-track laser cladding ZHAO Hong-yun (赵洪运), ZHANG Hong-tao(张洪涛), XU Chun-hua(徐春华), YANG Xian-qun(杨贤群) School of Materials Science and Engineering... on the temperature fields and stress fields of multi-track laser cladding were carried out by using the ANSYS software. The results show that, in the multi-track cladding process, the temperature field ellipse......
J. Cent. South Univ. (2020) 27: 592-607 DOI: https://doi.org/10.1007/s11771-020-4319-9 Effects of axial static stress on stress wave propagation in rock considering porosity compaction and damage... Nature 2020 Abstract: A wave equation of rock under axial static stress is established using the equivalent medium method by modifying the Kelvin-Voigt model. The analytical formulas of longitudinal......
Effect of tensile stress on microstructure evolution of Al-Cu-Mg-Ag alloys ZHOU Jie(周杰), LIU Zhi-yi(刘志义), LI Yun-tao(李云涛), LIU Yan-bin(刘延斌), XIA Qing-kun(夏卿坤), DUAN Shui-liang(段水亮) School...; Abstract: The effect of tensile stress on thermal microstructure evolution of Ω phase in an Al-Cu-Mg-Ag alloy with high Cu/Mg ratio......
J. Cent. South Univ. Technol. (2008) 15(s1): 475-478 DOI: 10.1007/s11771-008-403-2 Experimental study on rheological deformation and stress properties of limestone TANG Ming-ming (唐明明), WANG Zhi... uniaxial compression test and the creep deformations of the typical limestones from the surrounding rock of the highway tunnels were made. The relationship between the axial stress and the delayed......
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EFFECT OF INITIAL GRAIN SIZE ON STATIC RECRYSTALLIZA-TION SOFTENING IN Cr STEEL USING STRESS RELAXATION TECHNIQUE A.R.Morgridge1 (1.Mechanical Engineering Dept. of University of Ibadan, Ibadan... and stress relaxation curves from Gleeble 1500. Initial grain sizes were variedbetween 20 and 93 microns. Stress strains curves for Cr steel for different initialgrain sizes and recrystallization times have......
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