Effects of nanoprecipitates and LPSO structure on deformation and fracture behaviour of high-strength Mg-Gd-Y-Zn-Mn alloys

2020 ◽  
Vol 165 ◽  
pp. 110396 ◽  
Author(s):  
Ning Su ◽  
Xiaoyu Xue ◽  
Hui Zhou ◽  
Yujuan Wu ◽  
Qingchen Deng ◽  
...  
2017 ◽  
Vol 45 (7) ◽  
pp. 618-625 ◽  
Author(s):  
Onur Çavuşoğlu ◽  
Serkan Toros ◽  
Hakan Gürün ◽  
Ahmet Güral

Author(s):  
D.M. Jiang ◽  
B.D. Hong

Aluminum-lithium alloys have been recently got strong interests especially in the aircraft industry. Compared to conventional high strength aluminum alloys of the 2000 or 7000 series it is anticipated that these alloys offer a 10% increase in the stiffness and a 10% decrease in density, thus making them rather competitive to new up-coming non-metallic materials like carbon fiber reinforced composites.The object of the present paper is to evaluate the inluence of various microstructural features on the monotonic and cyclic deformation and fracture behaviors of Al-Li based alloy. The material used was 8090 alloy. After solution treated and waster quenched, the alloy was underaged (190°Clh), peak-aged (190°C24h) and overaged (150°C4h+230°C16h). The alloy in different aging condition was tensile and fatigue tested, the resultant fractures were observed in SEM. The deformation behavior was studied in TEM.


2009 ◽  
Vol 16 (7) ◽  
pp. 2348-2356 ◽  
Author(s):  
Srecko Glodež ◽  
Marko Knez ◽  
Niko Jezernik ◽  
Janez Kramberger

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