K444合金表面CVD铝化物涂层的高温氧化和固态Na2SO4诱导的空气腐蚀
刘姝妤, 耿树江, 王金龙, 王福会, 孙清云, 吴勇, 段海涛, 夏思瑶, 夏春怀

High Temperature Oxidation and Solid Na2SO4 Induced Corrosion of CVD Aluminide Coating on K444 Alloy in Air
LIU Shuyu, GENG Shujiang, WANG Jinlong, WANG Fuhui, SUN Qingyun, WU Yong, DUAN Haitao, XIA Siyao, XIA Chunhuai
图7 K444合金及其CVD渗铝涂层在750 ℃-Na2SO4+Air条件下腐蚀50 h的SEM截面及元素的EDS面分布
Fig.7 SEM cross-sectional morphologies with EDS elements mapping of K444 alloy (a) and CVD aluminide coating (b) after 50 h corrosion at 750 ℃-Na2SO4+Air