The role of iron in the nucleation of eutectic silicon in aluminum-silicon hypoeutectic alloys

被引:0
|
作者
Shankar, S [1 ]
Riddle, YW [1 ]
Makhlouf, MM [1 ]
机构
[1] Worcester Polytech Inst, Dept Mech Engn, Met Proc Inst, Adv Casting Res Ctr, Worcester, MA 01609 USA
关键词
eutectic; nucleation; aluminum silicon alloy; iron;
D O I
暂无
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Commercial aluminum-silicon foundry alloys invariably contain significant amounts of iron. It is shown through thermodynamic and thermal analyses, as well as scanning and transmission electron microscopy coupled with selected area electron diffraction analysis and elemental x-ray mapping that iron in hypoeutectic aluminum-silicon alloys plays an important role in the nucleation of the eutectic silicon phase.
引用
收藏
页码:103 / 109
页数:7
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