The property and growth mechanism of Cr2O3 and A12O3 scale is analyzed in this paper, based on the mechanisms proposed by some scholars,influence of rare earth element on growth mechanism,form and adhesion of Cr2O3 and A12O3 scale is discussed.

• 分析了Cr_2O_3膜和Al_O_3膜性质及生长机制,基于国内外学者已提出的机理,讨论了稀土对Fe-Cr-Al系合金氧化膜的生长机制、膜形貌及膜的粘附性的影响。