scholarly journals Experimental research on mechanical properties of 5083 aluminum alloy for fitness-for-service assessment of cryogenic pressure vessel after fire exposure

2017 ◽  
Author(s):  
Bo Li ◽  
Xiaoying Tang ◽  
Yantian Zuo
2018 ◽  
Vol 913 ◽  
pp. 49-54
Author(s):  
Jian Xin Wu ◽  
Chong Gao ◽  
Rui Yin Huang ◽  
Zhen Shan Liu ◽  
Pi Zhi Zhao

5083 aluminum alloy, due to moderate strength, good thermal conductivity and formability, is an ideal structural material for car production. Influence of cold rolling process on microstructures and mechanical properties of 5083 aluminum alloys is significant and research hotspots. In this paper, cold deformation and annealing processes on grains, tensile properties and anisotropies of 5083 alloy sheets were studied. Results showed that incomplete recrystallization occured on 5083 alloy sheets when annealing temperature was at 300°C. The degree of recrystallization increased slightly with the cold deformation raised from 30% to 50% and varied slightly with prolonged annealing time from 2h to 4h. Furthermore, fully recrystallization occurred on 5083 alloy sheets at the annealing temperature above 320°C. Tensile strength of 5083 alloy sheets reduced significantly when the annealing temperature was raised from 300°C to 320°C, while it varied slightly when the annealing temperature continued to rise to 380°C.


2016 ◽  
Vol 48 (1) ◽  
pp. 208-229 ◽  
Author(s):  
Murshid Imam ◽  
Yufeng Sun ◽  
Hidetoshi Fujii ◽  
Ninshu Ma ◽  
Seiichiro Tsutsumi ◽  
...  

2014 ◽  
Vol 699 ◽  
pp. 169-174
Author(s):  
Achmad Zubaydi ◽  
Nurul Muhayat ◽  
Budie Santosa ◽  
Dony Setyawan

Double sided friction stir butt welds on 6 mm thick of 5083 aluminum alloy were produced. Two variants of the weld side combination, different weld side (DS) and same weld side (SS), have been made to investigate the effect of the weld side on mechanical properties.The SS is a double sided welding process that produces advancing side in one plate and retreating side in the other one. On the other hand, the DS is a double sided welding process that causes advancing side and retreating side in each plate. Tensile properties of the joints were evaluated and correlated with macrostructure and hardness. The weld side influenced the macrostructure and mechanical properties of welded joints. The different weld side (DS) had better mechanical properties than the same weld side (SS).


2007 ◽  
Vol 48 (8) ◽  
pp. 2008-2013 ◽  
Author(s):  
Hiroki Tanaka ◽  
Yasunori Nagai ◽  
Yoshifumi Oguri ◽  
Hideo Yoshida

2009 ◽  
Vol 25 (01) ◽  
pp. 21-26
Author(s):  
Pankaj Biswas ◽  
N. R. Mandal

Friction stir welding, a comparatively new joining technique, is mainly used for welding aluminum alloys. In the present work, an attempt has been made to study the effect of weld parameters of friction stir welding of marine grade 5083 aluminum alloy. Several test runs were conducted to assess the effects of tool rotating speed and tool traverse speed on the microstructure and mechanical properties of the welded joint. It was observed that the tool traverse speed has a significant effect on the end properties of the welded joint. Grain refinement was observed in the thermomechanically affected zone (TMAZ), which led to improved mechanical properties of the welded joint. However, an increase in welding speed keeping rotational speed constant led to deterioration of mechanical properties. The study strongly indicates a possibility of achieving a superior welded joint in marine grade 5083 aluminum alloy with adequate selection of process parameters.


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