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in automotive industry, hollow stepped gear shafts for automobile and its radial forging process are widely investigated. Utilizing coupled finite element thermo-mechanical model, radial forging process... as a combination of initial temperature of 780°C, rotation rate of 21°/stroke and radial reduction of 3 mm. Key words: radial forging process; strain inhomogeneity; orthogonal design; coupled thermo-mechanical......
-lai, et al. Microstructure and mechanical properties of a Mg-9Gd-4Y-0.65Mn alloy processed by thermo-mechanical treatment[J]. Journal of Aeronautical Materials, 2006, 26(2): 1-7. (in Chinese) [9... treatment on the mechanical properties of the extruded Mg-Gd-Y-Zr(Mn) alloys was investigated by the tensile tests, scanning electron microscopy(SEM), transmission electron microscopy(TEM......
M, GAN W K. Effect of solid solution treatment on microstructure and mechanical properties of ZL114A alloy [J]. Cast, 2008, 57(6): 565-568. [7] ALEXOPOULOS N D, PANTELAKIS S G. Quality evaluation... I S, LI Y. Effect of Mg and Si in the aluminum on the thermo-mechanical properties of pressureless infiltrated SiCp/Al composites [J]. Composites Science and Technology, 2007, 67(10): 2103-2113. [13......
analysis meter. Then the stress-strain curve of CuZnAl SMA is measured by electronic universal testing machine. The change of microstructure during thermo-mechanical cycle is analyzed by transmission electron microscope. The effects of different heat-treatment processes on the area of hysteretic loop and the damping capability of CuZnAl SMA after thermo-mechanical cycles are studied. Experimental......
: The influence of hot swaging (SW) and annealing treatment on microstructure and mechanical properties of commercially pure titanium produced by investment casting was evaluated. The as-cast samples showed... with formation of dimples. Key words: pure titanium; investment casting; swaging; thermo-mechanical processing; mechanical properties 1 Introduction Titanium alloys offer a unique combination......
Thermo-mechanical Analysis of Friction Stir Welding:A Review on Recent AdvancesGaoqiang Chen,Shuai Zhang,Yucan Zhu,Chengle Yang,Qingyu ShiState Key Laboratory of Tribology, Department of Mechanical Engineering,Tsinghua University摘 要:In recent studies, critical research interest exists in the thermo-mechanical analysis of the friction stir welding(FSW......
the coupling effects. Fig.3 Metallo-thermo-mechanical coupled analysis and effect of chemical composition. 1 Thermal stress-The thermal expansion caused by such a temperature gradient is restricted... for simulation of metallo-thermo-mechanical field [A].Proc 20th ASM Heat Treating Conf. on Quenching and Distortion Control [C]. ASM Inter, 2002: 753-760. [2] TOTTEN G E, GERGELY M, SZILVIA S. Software......
by thermo-mechanical processing based on the mechanism of particle stimulated nucleation of recrystallization. The thermo-mechanically processed sheets were observed to contain layers of different... grain structure along the thickness in the sheets. Key words: 01420 Al-Li alloy; layered grain structure; grain refinement; thermo-mechanical processing; particle stimulated nucleation(PSN......
Study on Thermomagnetic Treatment Fe-25.5Cr-12Co Permanent Magnetic Alloy Zhen Liang1,GAO Run-sheng2,ZHU Dan-yang1,SUN Xue-yin1,SHAO Wen-zhu1,XU Ren-gen1 (1.Technology and Development Centre... Fe-25.5Cr-12Co alloy by different process of thermomagnetic treatment were investigated. It is found that magnetic properties are sensitive to parameters of thermomagnetic treatment process in magnetic......
): 154-157. [9] GAO Chong, LUAN Yang, YU Jun-chuan, MA Yue. Effect of thermo-mechanical treatment process on microstructure and mechanical properties of 2A97 Al-Li alloy[J]. Transactions of Nonferrous... 2A97 alloy sheets were produced by thermo-mechanical processing. The effects of intermediate annealing temperature on the grain refinement and superplasticity were investigated by optical microscopy......