Mechanical Properties and Phase Stability of L12 Ni3Al Ternary Compounds

1989 ◽  
pp. 23-27
Author(s):  
Yoshinao Mishima ◽  
Tomoo Suzuki
2021 ◽  
Vol 208 ◽  
pp. 116763
Author(s):  
Gang Qin ◽  
Ruirun Chen ◽  
Huahai Mao ◽  
Yan Yan ◽  
Xiaojie Li ◽  
...  

1997 ◽  
Vol 38 (10) ◽  
pp. 871-878 ◽  
Author(s):  
Hideki Hosoda ◽  
Tohru Takahashi ◽  
Masaharu Takehara ◽  
Toshiki Kingetsu ◽  
Hiroki Masumoto

2018 ◽  
Vol 137 ◽  
pp. 295-302 ◽  
Author(s):  
Diyou Jiang ◽  
Tao Wang ◽  
Xiaohua Huang ◽  
Xiongzhi Zou ◽  
Jianfeng Hu

2002 ◽  
Vol 753 ◽  
Author(s):  
Masahiro Tsuji ◽  
Hideki Hosoda ◽  
Kenji Wakashima ◽  
Yoko Yamabe-Mitarai

ABSTRACTEffects of ruthenium (Ru) substitution on constituent phases, phase transformation temperatures and mechanical properties were investigated for Ti-Ni shape memory alloys. Ti50Ni50-XRuX alloys with Ru contents (X) from 0mol% (binary TiNi) to 50mol% (binary TiRu) were systematically prepared by Ar arc-melting followed by hot-forging at temperatures from 1173K to 1673K depending on chemical composition. Phase stability was assessed by DSC (differential scanning calorimetry), XRD (X-ray diffractometry) and TEM (transmission electron microscopy). Mechanical properties were investigated using hardness and tensile tests at room temperature. With increasing Ru content, it was found that the lattice parameter of B2 phase increases, the martensitic transformation temperature slightly decreases, and the melting temperature increases monotonously. Besides, R-phase appears for Ti-Ni alloys containing 3mol% and 20mol%Ru but no diffusionless phase transformation is seen in Ti-Ni alloy containing 5mol%Ru. Vickers hardness shows the maximum at an intermediate composition (HV1030 at 30mol%Ru); this suggests that large solid solution hardening is caused by Ru substitution for the Ni-sites in TiNi.


2013 ◽  
Vol 561 ◽  
pp. 220-227 ◽  
Author(s):  
Lailei Wu ◽  
Yachun Wang ◽  
Zhigang Yan ◽  
Jingwu Zhang ◽  
Furen Xiao ◽  
...  

Author(s):  
Sergey Yarmolenko ◽  
Devendra Ray ◽  
Devdas Pai ◽  
Jag Sankar

2018 ◽  
Vol 34 (12) ◽  
pp. 2507-2514 ◽  
Author(s):  
Q. Xue ◽  
Y.J. Ma ◽  
J.F. Lei ◽  
R. Yang ◽  
C. Wang

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