一种低<strong>Re</strong>二代单晶高温合金长期时效后的性能

一种低Re二代单晶高温合金长期时效后的性能

付芸迪, 申健, 黄亚奇, 卢玉章, 王栋

Microstructure-property Evolution in a Low-rhenium Second-generation Single Crystal Superalloy Following Long-term Aging

FU Yundi, SHEN Jian, Huang Yaqi, LU Yuzhang, WANG Dong

表2 DD26G的平均电子能级数

\bar{N_{v}}

值和平均轨道能级

\bar{M_{d}}

值

Table 2

\bar{N_{v}}

and the

\bar{M_{d}}

of DD26G

Parameter Type	C	Cr	Co	W	Mo	Nb	Al	Ti	Re	Ni
N_vi	6.66	4.66	1.66	4.66	4.66	5.66	7.66	6.66	3.66	0.66
M_di	-	1.142	0.777	1.655	1.55	2.117	1.9	2.271	1.267	0.717
$\bar{N_{v}}$ = 2.208, $\bar{M_{d}}$ = 0.967