Inconel 718及其渗铝涂层在Na2SO4 + 5%NaCl混合盐膜下的热腐蚀行为
胡琪, 耿树江, 王金龙, 王福会, 孙清云, 吴勇, 夏思瑶

Hot Corrosion Behavior of Inconel 718 Without and With Aluminide Coating in Air Beneath a Thin Film of Salt Mixture of Na2SO4 + 5%NaCl
HU Qi, GENG Shujiang, WANG Jinlong, WANG Fuhui, SUN Qingyun, WU Yong, XIA Siyao
图4 Inconel 718合金和CVD渗Al涂层在750,850和950℃的Na2SO4 + 5%NaCl混合盐中热腐蚀1 h的截面形貌
Fig.4 Cross-sectional morphologies of Inconel 718 alloy (a, c, e) and CVD aluminide coating (b, d, f) after 1 h corrosion in Na2SO4 + 5%NaCl mixed salt at 750oC (a, b), 850oC (c, d) and 950oC (e, f)