Special Features of Structure and Long-Term Strength of Cast Refractory Alloy 45Kh26N33S2B2

被引:17
|
作者
Rudskoy, A. I. [1 ]
Oryshchenko, A. S. [2 ]
Kondrat'ev, S. Yu. [1 ]
Anastasiadi, G. P. [1 ]
Fuks, M. D. [2 ]
Petrov, S. N. [2 ]
机构
[1] St Petersburg State Polytech Univ, St Petersburg, Russia
[2] CRISM Prometey, St Petersburg, Russia
关键词
refractory alloys; structural instability; microstructure; phase composition; long-term strength;
D O I
10.1007/s11041-013-9607-7
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
The structure, the phase composition, the pattern of distribution of alloying elements in the structure, and the long-term strength of refractory alloy 45Kh26N33S2B2 in cast condition are studied. The degree of segregation of chemical elements in the gamma-solid solution and in the carbide eutectic and the compositions of the segregated carbides and nitrides are determined. The instability of the cast structure of the studied alloy is explained. Recommendations are developed on application of cast alloy 45Kh26N33S2B2.
引用
收藏
页码:209 / 215
页数:7
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