Microstructural evolution during reheating and tensile mechanical properties of thixoforged AZ91D-RE magnesium alloy prepared by squeeze casting–solid extrusion

作者: Qiang Chen , Baoguo Yuan , Gaozhan Zhao , Dayu Shu , Chuankai Hu

DOI: 10.1016/J.MSEA.2012.01.002

关键词: MetallurgyMicrostructureEquiaxed crystalsUltimate tensile strengthOstwald ripeningExtrusionMagnesium alloyRecrystallization (metallurgy)Materials scienceSolidus

摘要: … The aim of this work is to study the microstructure evolution of squeeze casting–solid extrusion formed AZ91D-RE during partial remelting. Moreover, the mechanical properties of AZ91D…

参考文章(30)
B. Nami, S.G. Shabestari, S.M. Miresmaeili, H. Razavi, Sh. Mirdamadi, The effect of rare earth elements on the kinetics of the isothermal coarsening of the globular solid phase in semisolid AZ91 alloy produced via SIMA process Journal of Alloys and Compounds. ,vol. 489, pp. 570- 575 ,(2010) , 10.1016/J.JALLCOM.2009.09.112
S. Annavarapu, R.D. Doherty, Inhibited coarsening of solid-liquid microstructures in spray casting at high volume fractions of solid Acta Metallurgica Et Materialia. ,vol. 43, pp. 3207- 3230 ,(1995) , 10.1016/0956-7151(94)00448-Q
Mohammad Javad Nayyeri, Farzad Khomamizadeh, Effect of RE elements on the microstructural evolution of as cast and SIMA processed Mg–4Al alloy Journal of Alloys and Compounds. ,vol. 509, pp. 1567- 1572 ,(2011) , 10.1016/J.JALLCOM.2010.10.147
Evangelos Tzimas, Antonios Zavaliangos, Evolution of near-equiaxed microstructure in the semisolid state Materials Science and Engineering A-structural Materials Properties Microstructure and Processing. ,vol. 289, pp. 228- 240 ,(2000) , 10.1016/S0921-5093(00)00908-4
H.V. Atkinson, Modelling the semisolid processing of metallic alloys Progress in Materials Science. ,vol. 50, pp. 341- 412 ,(2005) , 10.1016/J.PMATSCI.2004.04.003
T.J. Chen, X.D. Jiang, Y. Ma, Y.D. Li, Y. Hao, Microstructural evolution and phase transformations during partial remelting of AZ91D magnesium alloy refined by SiC Journal of Alloys and Compounds. ,vol. 497, pp. 147- 154 ,(2010) , 10.1016/J.JALLCOM.2010.03.090
H.V. Atkinson, K. Burke, G. Vaneetveld, Recrystallisation in the semi-solid state in 7075 aluminium alloy Materials Science and Engineering A-structural Materials Properties Microstructure and Processing. ,vol. 490, pp. 266- 276 ,(2008) , 10.1016/J.MSEA.2008.01.057
F Czerwinski, A Zielinska-Lipiec, P.J Pinet, J Overbeeke, Correlating the microstructure and tensile properties of a thixomolded AZ91D magnesium alloy Acta Materialia. ,vol. 49, pp. 1225- 1235 ,(2001) , 10.1016/S1359-6454(01)00015-5