High-Temperature Creep Behavior of Single Crystal Nickel-Base Superalloys with Different Orientations. Part II: Microstructure Evolution

2012 ◽  
Vol 6 (1) ◽  
pp. 232-236
Author(s):  
Yong Su ◽  
Sugui Tian ◽  
Huichen Yu ◽  
Lili Yu
1988 ◽  
Vol 133 ◽  
Author(s):  
M. V. Nathal ◽  
J. O. Diaz ◽  
R. V. Miner

ABSTRACTThe creep behavior of single crystals of γ′ and γ alloys were investigated and compared to the response of two phase superalloys tested previously. High temperature deformation in the γ alloys was characteristic of a climb controlled mechanism, whereas the γ′ based materials exhibited glide controlled creep behavior. The superalloys were much more creep resistant than their constituent phases, which indicates the importance of the γ-γ′ interface as a barrier for dislocation motion during creep.


2019 ◽  
Vol 167 ◽  
pp. 107633 ◽  
Author(s):  
Haibo Long ◽  
Shengcheng Mao ◽  
Yinong Liu ◽  
Hua Wei ◽  
Qingsong Deng ◽  
...  

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