scholarly journals Structure and mechanical properties of rapidly cooled al-based alloys consolidated by high pressure torsion technique

2021 ◽  
Vol 12 (2-2021) ◽  
pp. 219-225
Author(s):  
K. A. Svyrydova ◽  
◽  
T. V. Tsvetkov ◽  
V. M. Tkachenko ◽  
A. I. Limanovskii ◽  
...  

The results of the structural studies and hardness measurements of the samples obtained by high pressure torsion processing of melt-spun ribbons of Al95.8Mn3.8Fe0.4 alloy are presented in the paper. It has been established that straining of the ribbons results in refinement of microstructure and in the increase of microstrain which leads to increase in microhardness by 2.2 times.

2020 ◽  
Vol 11 (3-2020) ◽  
pp. 156-162
Author(s):  
K. A. Svyrydova ◽  
◽  
V. V. Burkovetskii ◽  
T. V. Tsvetkov ◽  
V. I. Parfeniy ◽  
...  

The results of the structural studies and hardness measurements of bi-and three-layer samples obtained by high pressure torsion of melt-spun ribbons of Al-based alloys with amorphous and crystalline structures have been presented. It has been established that straining of amorphous ribbons results in formation of nanocomposite structure while that refinement of crystalline structure and increase of microstrains takes place in crystalline ribbon. It has been found that the hardness of the consolidated samples increases with the increase of the deformation level up to 4,7 GPa.


Author(s):  
D A Khasanova ◽  
D V Gunderov ◽  
V V Astanin ◽  
S D Gunderova ◽  
A A Churakova ◽  
...  

2014 ◽  
Vol 81 ◽  
pp. 1523-1528 ◽  
Author(s):  
Maki Ashida ◽  
Peng Chen ◽  
Hisashi Doi ◽  
Yusuke Tsutsumi ◽  
Takao Hanawa ◽  
...  

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