The effect of Co and Sn on Zr-Nb alloys for high temperature application

MRS Advances ◽  
2018 ◽  
Vol 3 (37) ◽  
pp. 2151-2158
Author(s):  
M.M MALEBATI ◽  
P.E. NGOEPE ◽  
H.R. CHAUKE

AbstractZirconium has attracted a lot of attention recently due to its distinctive properties that make it suitable for extensive applications in the nuclear power and chemical industry. Zirconium and its alloys are undergoing long-term development as promising materials for the nuclear industry and power engineering. Recently, advanced Zr-based alloys are aimed for service in more severe operating conditions such as higher burn-up, increased operation temperature, and high-PH operation. In this work we observe the temperature dependence of Zr50Nb50, Zr78Nb22, Zr78Nb19Co3 and Zr50Nb49Sn1. It was observed that ternary additions with small atomic percentages of Co and Sn have significant impact on Zr-Nb alloy; and their elastic properties showed a possible enhancement on high temperature applications and physical strength.

1997 ◽  
Author(s):  
R. Spivey ◽  
S. Breeding ◽  
J. Andrews ◽  
D. Stefanescu ◽  
S. Sen ◽  
...  

2012 ◽  
Vol 586 ◽  
pp. 69-73
Author(s):  
Chia Chen Lin ◽  
Cheng Han Lee ◽  
Ren Kae Shiue ◽  
Hsiou Jeng Shy

High-temperature brazing molybdenum using palladium and titanium foils have been investigated in the experiment. Successful brazed joints are achieved from using the palladium filler foil. Brazed joints are fully dense and free of any intermetallic phase. Three point bending strengths of 246 and 233 MPa are obtained from joints using 100 m thick palladium filler foil brazed at 1580 and 1610 oC for 600 s, respectively. The application of palladium filler foil shows potential in brazing molybdenum for high-temperature application.


2021 ◽  
pp. 118607
Author(s):  
Yanyan Zhou ◽  
Yingjuan Yan ◽  
Yanyan Li ◽  
Xiang Li ◽  
Haoyang Wu ◽  
...  

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