Structural and mechanical study of fluidized-bed nitrided FeSi and FeSiAl sheets

被引:0
|
作者
Thoumire, O [1 ]
Atmani, H [1 ]
Fnidiki, A [1 ]
Teillet, J [1 ]
机构
[1] Univ Rouen, CNRS, UMR 6634, LMA,Magnetisme & Applicat Grp Met Phys, F-76821 Mt St Aignan, France
关键词
sheet; fluidized-bed; nitriding; structure; microhardness;
D O I
10.1016/S0304-8853(00)00085-8
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
FeSi(3.2%) and FeSi(2.1%)Al(0.5) sheets are annealed in a fluidized-bed furnace following a nitriding thermochemical treatment. The nitrogen diffuses following an exponential law. Progressive prepolishings of the surface layer and the corresponding Mossbauer spectra lead to identification and localization of the different phases present in the sample. The surface microhardness of the nitrided sample is higher compared to the sample treated conventionally. (C) 2000 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:103 / 105
页数:3
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