Nucleation in Al Alloys Processed By MCDC Casting
Present work confines itself to discuss the mechanism responsible for the grain refinement of the melt conditioned direct-chill cast aluminum alloys. It has been found that the Al alloys processed by this process undergo grain refinement irrespective of their chemical composition. The forced convect...
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ump-87272018-03-12T02:20:43Z http://umpir.ump.edu.my/id/eprint/8727/ Nucleation in Al Alloys Processed By MCDC Casting A. K., Prasada Rao TN Mining engineering. Metallurgy Present work confines itself to discuss the mechanism responsible for the grain refinement of the melt conditioned direct-chill cast aluminum alloys. It has been found that the Al alloys processed by this process undergo grain refinement irrespective of their chemical composition. The forced convection caused during this process led to dendrite fragmentation which enhances the heterogeneous nucleation and result in grain refinement. It is suggested that owing to their favorable lattice matching with α-Al, these fragments serve as potent nuclei for α-Al grains. Springer US 2015-03-10 Article PeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/8727/1/fkp-2015-rao-Nucleation%20in%20Al%20Alloys%20abs.pdf A. K., Prasada Rao (2015) Nucleation in Al Alloys Processed By MCDC Casting. Journal of Materials Engineering and Performance, 24 (6). pp. 2219-2224. ISSN 1544-1024 http://dx.doi.org/10.1007/s11665-015-1463-8 DOI: 10.1007/s11665-015-1463-8 |
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TN Mining engineering. Metallurgy |
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TN Mining engineering. Metallurgy A. K., Prasada Rao Nucleation in Al Alloys Processed By MCDC Casting |
description |
Present work confines itself to discuss the mechanism responsible for the grain refinement of the melt conditioned direct-chill cast aluminum alloys. It has been found that the Al alloys processed by this process undergo grain refinement irrespective of their chemical composition. The forced convection caused during this process led to dendrite fragmentation which enhances the heterogeneous nucleation and result in grain refinement. It is suggested that owing to their favorable lattice matching with α-Al, these fragments serve as potent nuclei for α-Al grains. |
format |
Article |
author |
A. K., Prasada Rao |
author_facet |
A. K., Prasada Rao |
author_sort |
A. K., Prasada Rao |
title |
Nucleation in Al Alloys Processed By MCDC Casting |
title_short |
Nucleation in Al Alloys Processed By MCDC Casting |
title_full |
Nucleation in Al Alloys Processed By MCDC Casting |
title_fullStr |
Nucleation in Al Alloys Processed By MCDC Casting |
title_full_unstemmed |
Nucleation in Al Alloys Processed By MCDC Casting |
title_sort |
nucleation in al alloys processed by mcdc casting |
publisher |
Springer US |
publishDate |
2015 |
url |
http://umpir.ump.edu.my/id/eprint/8727/ http://umpir.ump.edu.my/id/eprint/8727/ http://umpir.ump.edu.my/id/eprint/8727/ http://umpir.ump.edu.my/id/eprint/8727/1/fkp-2015-rao-Nucleation%20in%20Al%20Alloys%20abs.pdf |
first_indexed |
2023-09-18T22:06:36Z |
last_indexed |
2023-09-18T22:06:36Z |
_version_ |
1777414750085316608 |