大气等离子热障涂层体系在900 ℃含水蒸气和NaCl环境下的腐蚀行为

李琰琰, 李帅, 董超, 李冬强, 鲍泽斌, 朱圣龙

Corrosion Behavior of Atmospheric Plasma Spray Thermal Barrier Coatings at 900 °C Beneath NaCl Deposits in Oxygen Flow Carrying Water Vapor

LI Yanyan, LI Shuai, DONG Chao, LI Dongqiang, BAO Zebin, ZHU Shenglong

图9 Praxair 7700喷涂制备YSZ热障涂层体系腐蚀300 h后的微观截面形貌和EDS元素面扫描图

Fig.9 Cross-sectional morphologies of TBC with the YSZ top coating deposited by Praxair 7700 after corrosion for 300 h (a, b), and EDS elemental mappings in Fig.9b (c-i)