结构材料表面涂层是解决聚变堆液态金属自冷却包层中的磁流体动力学压降(MHD)的主要方法之一.探讨了在包层结构材料表面直接形成电绝缘三氧化二铝涂层的液体渗铝法,并对渗层结构和表面三氧化二铝的形貌和成分分布进行了多种电子显微分析.研究结果表明:液体渗铝法是制作自修复三氧化二铝涂层的可靠方法,但渗铝和氧化工艺对涂层性能影响较大.
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