## Abstract The directional freezing of Al‐Cu eutectic alloys under molten salts has been studied. The value of the specific interphase boundary energy σ~αβ~ is found to be smaller than CHADWICK'S and of the same order as for other eutectics. An attempt has been made to appreciate the influence of
Eutectic crystallization of aluminium nickel alloys
✍ Scribed by Dr. S. Budurov; Dr. S. Yaneva; N. Stoichev; Phan vân Bá
- Publisher
- John Wiley and Sons
- Year
- 1975
- Tongue
- English
- Weight
- 371 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0232-1300
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✦ Synopsis
Abstract
The directional crystallization of eutectic AlNi alloys was studied. Variations of the growth rate caused significant change of the microstructure and mechanical behaviour of eutectic alloys. On the base of a Tiller's analysis involving the voluminal ratio of the two phases the interphase boundary energy σ~αβ~ is obtained.
📜 SIMILAR VOLUMES
## Abstract The directional crystallization of eutectic Al–Cu alloys with Fe additions under molten salts has been studied. According to Tiller's theory the specific interphase boundary energy σ~αβ~ was estimated for eutectic Al–Cu alloys with three concentrations of additive. Values of σ~αβ~ depen
## and G. ARDLEYS Experiments have been made to compare the tensile behaviour of some aluminium alloy single crystals which contained copper, zinc, or hydrogen, with that of superpure aluminium crystals. Sharp yield points were observed in all the alloys when tested at liquid air temperature, but