Investigation on microstructure and mechanical properties of Al–5.50Zn–2.35Mg–1.36Cu alloy fabricated by hot extrusion process

2019 ◽  
Vol 34 (18) ◽  
pp. 3151-3162 ◽  
Author(s):  
Liang Chen ◽  
Yuqiang Li ◽  
Jianwei Tang ◽  
Guoqun Zhao ◽  
Cunsheng Zhang

Abstract

2015 ◽  
Vol 1088 ◽  
pp. 221-226 ◽  
Author(s):  
Kai Wen ◽  
Wen Bo Du ◽  
Ke Liu ◽  
Zhao Hui Wang ◽  
Shu Bo Li

The Microstructure and mechanical properties of as-cast and as-extruded Mg-12Gd-2Er-1Zn-0.6Zr alloy are investigated in the present paper. The microstructure is analyzed by OM, SEM and TEM with SAED, and the mechanical properties are valued by the room temperature tensile test. The result shows that the coarse Mg5(Gd, Er, Zn) phase in the as-cast alloy was broken during hot extrusion process, and it was distributed at the grain boundary along the extrusion direction. The enhancement in mechanical properties of the extruded alloy is mainly ascribed to the refinement of these grains. The sizes of dynamical recrystallized grains are homogeneously, which was about 7 μm. Stacking fault existed in the as-cast alloy, which has a little effect on the dynamic recrystallization because of its tiny thicknesses.


2015 ◽  
Vol 30 (12) ◽  
pp. 1965-1972 ◽  
Author(s):  
Jibao Li ◽  
Feng Wang ◽  
Pingli Mao ◽  
Zheng Liu

Abstract


2017 ◽  
Vol 32 (19) ◽  
pp. 3712-3722 ◽  
Author(s):  
Yushi Chen ◽  
Guohua Wu ◽  
Wencai Liu ◽  
Liang Zhang ◽  
Haohao Zhang ◽  
...  

Abstract


2016 ◽  
Vol 22 (S3) ◽  
pp. 1990-1991
Author(s):  
C.G. Garay-Reyes ◽  
M. A. Ruiz-Esparza-Rodríguez ◽  
E. Cuadros-Lugo ◽  
H. M. Medrano-Prieto ◽  
I. Estrada-Guel ◽  
...  

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