Effects of Heat-Treatment and Irradiation on the High Temperature Tensile Properties of Austenitic Stainless Steels

2009 ◽  
pp. 21-21-27 ◽  
Author(s):  
D. R. Harries ◽  
A. C. Roberts
2019 ◽  
Vol 2019 ◽  
pp. 1-15
Author(s):  
A. Girgis ◽  
A. M. Samuel ◽  
H. W. Doty ◽  
S. Valtierra ◽  
F. H. Samuel

The present study aims to investigate the mechanical properties of a newly developed aluminum Al-6.5% Cu-based alloy, coded HT200, as well as to determine how these properties can be further improved using grain refinement and heat treatment. As a result, the effects of different heat treatments and alloying additions on the ambient and high-temperature tensile properties were examined. Three alloys were selected for this study: (i) the base HT200 alloy (coded A), (ii) the base HT200 alloy containing 0.15% Ti + 0.15% Zr (coded B), and (iii) the base HT200 alloy containing 0.15% Ti + 0.15% Zr + 0.5%Ag (coded C). The properties of the three HT200 alloys were compared with those of 319 and 356 alloys (coded D and E, respectively), subjected to the same heat treatment conditions. The results obtained show the optimum high-temperature tensile properties and Q-values for the five alloys of interest, along with the corresponding heat treatment conditions associated with these properties. It was found that the T6 heat-treated alloy B was the optimum alloy in terms of properties obtained, with values comparable to those of commercial B319.0 and A356.0 alloys.


2016 ◽  
Vol 43 (1) ◽  
pp. 0103008
Author(s):  
卞宏友 Bian Hongyou ◽  
赵翔鹏 Zhao Xiangpeng ◽  
曲伸 Qu Shen ◽  
杨光 Yang Guang ◽  
钦兰云 Qin Lanyun ◽  
...  

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