Allvac 718Plus高温合金第二相演变与性能研究进展

唐丽婷, 郭倩颖, 李冲, 丁然, 刘永长

Advances in Secondary Phase Evolution and Performance Enhancement of Allvac 718Plus Superalloy

TANG Liting, GUO Qianying, LI Chong, DING Ran, LIU Yongchang

图1 Allvac 718Plus合金中主要第二相γ′和η的晶体结构

Fig.1 Crystallographic prototype structures of the γ′ (a) and η (b) phases in Allvac 718Plus alloy