Effect of annealing on microstructure and mechanical properties of an ultrafine-structured Al-containing FeCoCrNiMn high-entropy alloy produced by severe cold rolling

2020 ◽  
Vol 786 ◽  
pp. 139446 ◽  
Author(s):  
Ziyong Li ◽  
Liming Fu ◽  
Jian Peng ◽  
Han Zheng ◽  
Aidang Shan
Materials ◽  
2017 ◽  
Vol 11 (1) ◽  
pp. 53 ◽  
Author(s):  
Margarita Klimova ◽  
Nikita Stepanov ◽  
Dmitry Shaysultanov ◽  
Ruslan Chernichenko ◽  
Nikita Yurchenko ◽  
...  

2018 ◽  
Vol 765 ◽  
pp. 149-154 ◽  
Author(s):  
Seung Min Oh ◽  
Sun Ig Hong

Microstructure and mechanical properties of cast and cold-rolled equitomic CoCrFeCuNi alloy in which Mn was substituted by Cu from Cantor alloy was studied. The separation into two solid solutions (Cr-Co-Fe rich and Cu-rich phases) were observed in CoCrFeCuNi. Coarsening and widening of interdendritic Cu-rich phase after homogenization was observed after homogenization, suggesting Cu-rich phase is thermodynamically stable. The compressive stress-strain curves of homogenized cast CoCrFeCuNi alloy exhibited the reasonably high strength and excellent deformability for the cast alloy. The yield strength increased up to 960MPa after cold rolling from 265MPa of the homogenized cast alloy. The significant increase of yield strength is thought to be associated with the alignment of Cu-rich second phase in addition to cold work dislocation storage after cold rolling.


2019 ◽  
Vol 759 ◽  
pp. 380-390 ◽  
Author(s):  
Sally Elkatatny ◽  
Mohamed A.H. Gepreel ◽  
Atef Hamada ◽  
Koichi Nakamura ◽  
Kenta Yamanaka ◽  
...  

2020 ◽  
Vol 22 (10) ◽  
pp. 2000105 ◽  
Author(s):  
Sergey Zherebtsov ◽  
Nikita Yurchenko ◽  
Dmitry Shaysultanov ◽  
Mikhail Tikhonovsky ◽  
Gennady Salishchev ◽  
...  

2017 ◽  
Vol 61 (1) ◽  
pp. 117-123 ◽  
Author(s):  
TianDang Huang ◽  
Li Jiang ◽  
ChangLiang Zhang ◽  
Hui Jiang ◽  
YiPing Lu ◽  
...  

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