Metallographic observations of β-AlFeSi phase and its role in porosity formation in Al-7%Si alloys

International Journal of Cast Metals Research

Volumn 19, Issue 3, 2006, Pages 156-166

  Khalifa, W ^a   Samuel, A M ^a   Samuel, F H ^a   Doty, H W ^b   Valtierra, S ^c  

^a UNIVERSITÉ DU QUÉBEC À CHICOUTIMI   (Canada)

^b Metal Casting Technology Incorporated   (United States)

^c Nemak Mexico   (Mexico)

Author keywords

Al 7 Si alloys; Fe; Melt superheat; Mg; Mn; P additions; Porosity formation; Sr; Stirring; x Fe intermetallics

Indexed keywords

EID: 33749478757     PISSN: 13640461     EISSN: None     Source Type: Journal    
DOI: 10.1179/136404606225023372     Document Type: Article

References (30)

1. L. Narayanan, F. H. Samuel and J. E. Gruzleski: Metall. Mater. Trans. A, 1994, 25A, 1761-1773.
2. J. Hatch: 'Aluminum, properties and physical metallurgy'; 1984, Metals Park, OH, ASM.
3. J. A. Taylor, G. B. Schaffer and D. H. StJohn: Metall. Mater. Trans. A, 1999, 30A, 1657-1662.
4. D. Munson: J. Inst. Met., 1967, 95, 217-219.
5. C. Y. Sun and L. F. Mondolfo: J. Inst. Met., 1967, 95, 384.
6. G. K. Sigworth, S. Shivkumar and D. Apelian: AFS Trans., 1989, 811-824.
7. J. A. Taylor: Cast Met., 1995, 8, 225-252.
8. Z. Ma, W. Khalifa, A. M. Samuel, F. H. Samuel and H. Doty: submitted to Mater. Sci. Eng., 2005.
9. J. A. Taylor, G. B. Schaffer and D. H. StJohn: Metall. Mater. Trans. A, 1999, 30A, 1651-1656.
10. L. Backerud, G. Chai and J. Tamminen: 'Solidification characteristics of aluminum alloys'; 1990, 71-84, AFS/SKANALUMINIUM.
11. J. A. Taylor, G. B. Schaffer and D. H. StJohn: Metall. Mater. Trans. A, 1999, 30A, 1643-1650.
12. A. Couture: AFS Int. Cast Met. J., 1981, 6, 9-17.
13. S. G. Shabestari and J. E. Gruzleski: AFS Trans., 1995, 103, 285-293.
14. A. Pennors, A. M. Samuel, F. H. Samuel and H. W. Doty: AFS Trans., 1998, 106, 251-264.
15. A. M. Samuel, A. Pennors, C. Villeneuve, F. H. Samuel, H. W. Doty and S. Valtierra: Int. J. Cast Met. Res., 2000, 13, 231-253.
16. L. Lu and A. K. Dahle: Metall. Mater. Trans. A, 2005, 36A, 819-835.
17. S. Shabestari and J. E. Gruzleski: Proc. Int. Symp. on 'Light metals processing and applications', (ed. C. Bickert, M. Bouchard, G. Davies, E. Ghali and E. Jiran), 241-252, 1993, Canadian Institute of Mining, Metallurgy and Petroleum, Montreal, Quebec.
18. S. Shabestari and J. E. Gruzleski: Cast Met., 1994, 6, 217-224.
19. G. Pucella, A. M. Samuel, F. H. Samuel, H. W. Doty and S. Valtierra: AFS Trans., 1999, 107, 117-125.
20. M. A. Moustafa, F. H. Samuel, H. W. Doty and S. Valtierra: Int. J. Cast Met. Res., 2002, 14, 235-253.
21. W. Khalifa, F. H. Samuel, J. E. Gruzleski, H. W. Doty and S. Valtierra: Metall. Mater. Trans. A, 2005, 36A, 1017-1032.
22. G. K. Sigworth: Mod. Cast., 1987, 77, 23-25.
23. J. Perepezko: 'Metals handbook', 9th edn, vol. 15, 101-108; 1992, Metals Park, OH, ASM.
24. B. Cantor and K. Q. O'Reilly: Curr. Opin. Solid State Mater. Sci., 1997, 2, 318-323.
25. D. L. Zhang and B. Cantor: Acta Metall. Mater., 1992, 40, 2951-2960.
26. M. E. Glicksman and W. J. Childs: Acta Metall., 1962, 10, 925-933.
27. H. Tahiri: Master thesis, University of Quebec at Chicoutimi, 2003.
28. J. E. Gruzleski and B. M. Closset: 'The treatment of liquid aluminum-silicon alloys', 57-73; 1990, Des Plaines, IL, American Foundrymen's Society.
29. J. Campbell: 'Castings'; 2003, Oxford, UK, Butterworth-Heinemann.
30. L. Liu, Ph.D. thesis, University of Quebec at Chicoutimi, 2004.