Stress-relaxation ageing behavior and microstructural evolution under varying initial stresses in an Al–Cu alloy: Experiments and modeling

作者: Youliang Yang , Lihua Zhan , Chunhui Liu , Xun Wang , Qing Wang

DOI: 10.1016/J.IJPLAS.2019.102646

关键词:

摘要: … stress and pre-strain have little effect on stress relaxation behavior at 120 C but dramatically promote the degree of stress relaxation … form in our stress-relaxation aged Al–Cu alloy and …

参考文章(78)
Ji Feng, Song Ai-Jun, Zhang Wei-Guo, Hao Qiu-Hong, Bai Bang-Wei, Liu Ri-Ping, Ma Ming-Zhen, Stress exponent and threshold stress of in situ TiC p /LD7Al matrix composite in creep Acta Physica Sinica. ,vol. 59, pp. 2114- 2119 ,(2010) , 10.7498/APS.59.2114
T.J. Heal, H.K. Hardy, J.M. Silcock, STRUCTURAL AGEING CHARACTERISTICS OF BINARY ALUMINIUM-COPPER ALLOYS J. Inst. Metals. ,(1954)
Oleg D. Sherby, Jeffrey Wadsworth, T. G. Nieh, Superplasticity in metals and ceramics ,(1997)
James E. Bird, John E. Dorn, Azaiya K. Mukherjee, EXPERIMENTAL CORRELATIONS FOR HIGH-TEMPERATURE CREEP. ,(1968)
J. Lin *, Y. Liu, D. C. J. Farrugia, M. Zhou, Development of dislocation-based unified material model for simulating microstructure evolution in multipass hot rolling Philosophical Magazine. ,vol. 85, pp. 1967- 1987 ,(2005) , 10.1080/14786430412331305285
A.W. Zhu, E.A. Starke, Stress aging of Al-xCu alloys : Experiments Acta Materialia. ,vol. 49, pp. 2285- 2295 ,(2001) , 10.1016/S1359-6454(01)00119-7
Hajo Dieringa, Norbert Hort, Karl Ulrich Kainer, Investigation of minimum creep rates and stress exponents calculated from tensile and compressive creep data of magnesium alloy AE42 Materials Science and Engineering A-structural Materials Properties Microstructure and Processing. ,vol. 510, pp. 382- 386 ,(2009) , 10.1016/J.MSEA.2008.06.051
R.B. Nicholson, Quenching defects in solid solutions and their effect on precipitation Journal de Physique et le Radium. ,vol. 23, pp. 824- 827 ,(1962) , 10.1051/JPHYSRAD:019620023010082400
T.E. Mitchell, J.P. Hirth, A. Misra, Apparent activation energy and stress exponent in materials with a high Peierls stress Acta Materialia. ,vol. 50, pp. 1087- 1093 ,(2002) , 10.1016/S1359-6454(01)00409-8