scholarly journals Investigation of the grain size effect on mechanical properties of Ti-6Al-4V alloy with equiaxed and bimodal microstructures

Author(s):  
Yan Chong ◽  
Tilak Bhattacharjee ◽  
Akinobu Shibata ◽  
Nobuhiro Tsuji
2013 ◽  
Vol 44 (8) ◽  
pp. 697-703 ◽  
Author(s):  
K.-D. Bouzakis ◽  
N. Michailidis ◽  
G. Skordaris ◽  
A. Tsouknidas ◽  
S. Makrimallakis ◽  
...  

2015 ◽  
Vol 670 ◽  
pp. 144-151
Author(s):  
Irina Kurzina ◽  
Alisa Nikonenko ◽  
Natalja Popova ◽  
Elena L. Nikonenko ◽  
Mark Kalashnikov

The paper presents results of investigations of α-Ti microhardness modified by aluminum ions having diverse grain sizes, namely: 0.3 μm, 1.5 μm, and 17 μm. These investigations show that the decrease of the grain size and the additional ion implantation result in the significant modification of the structural and phase state of the alloy and its mechanical properties.


2016 ◽  
Vol 29 (6) ◽  
pp. 375-378 ◽  
Author(s):  
Youngho Park ◽  
Sangil Hyun ◽  
Myoungpyo Chun

2014 ◽  
Vol 626 ◽  
pp. 548-552 ◽  
Author(s):  
Cho-Pei Jiang ◽  
Zong Han Huang

The aim of this study is to investigate the effect of grain size on mechanical properties of commercially pure grade 2 (CP2) titanium bar with a diameter of 5 mm. The results reveal that the microstructure of β-phase forms when the annealing temperature exceeds 800oC. The formation of β-phase leads to reduce the ductility but increase hardness. The strength coefficient, yielding stress and hardness decrease with increasing of grain size when the microstructure of specimen is the α-phase.


2019 ◽  
Vol 25 (6) ◽  
pp. 1448-1456 ◽  
Author(s):  
Hak Hyeon Lee ◽  
Kyo Jun Hwang ◽  
Jaimyun Jung ◽  
Gwang Lyeon Kim ◽  
Yi Hwa Song ◽  
...  

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