DZ40M和K452高温合金在NaCl熔盐中的循环热腐蚀行为研究

申聚宝, 崔宇, 刘莉, 刘叡, 孟凡帝, 王福会

Cyclic Hot Corrosion Behavior of DZ40M and K452 Superalloys Beneath Molten Deposit NaCl

SHEN Jubao, CUI Yu, LIU Li, LIU Rui, MENG Fandi, WANG Fuhui

图9 DZ40M和K452合金经不同周次循环热腐蚀后的表面粗糙度及表面粗糙度对比

Fig.9 Surface roughnesses (a, b) and comparison of surface roughnesses (c) of DZ40M alloy (a) and K452 alloy (b) after cyclic hot corrosion for different cycles