Grain refinement of secondary aluminium-silicon casting alloys

TMS Light Metals

Volumn , Issue , 2003, Pages 917-921

  Binney, M N ^a,b   StJohn, D H ^a   Dahle, A K ^a   Taylor, J A ^a   Burhop, E C ^c   Cooper, P S ^d  

^a UNIVERSITY OF QUEENSLAND   (Australia)

^b FORD MOTOR COMPANY   (United States)

^c Metallurg Aluminium   (United States)

^d London Scand Metallurgical Co Ltd   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

GRAIN REFINEMENT; INTERMETALLIC PHASES; MASTER ALLOYS;

BRITTLENESS; DEGASSING; DISSOLUTION; DUCTILITY; GRAIN SIZE AND SHAPE; HEAT CONVECTION; INTERMETALLICS; METAL CASTING; MICROSTRUCTURE; NUCLEATION; THERMOANALYSIS; THERMOCOUPLES;

ALUMINUM ALLOYS;

EID: 1542285818     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (22)

1. T. Sagstad, N. Dahle, et al. "Grain Refining of Hypoeutectic Aluminium-Silicon Alloys with TiBloy," 5th International AFS Conference on Molten Aluminium Processing, American Foundrymen's Society, Orlando, 1998, 100-116.
2. W.C. Winegard, B. Chalmers; "Supercooling and Dendritic Freezing in Alloys," Transactions ASM, 46 (1954), 1214-1224.
3. B. Chalmers; "The Structure of Ingots," Journal of the Australian Institute of Metals, 8 (1963), 255-263.
4. K. Jackson, J. Hunt, D. Uhlmann, T. Seward; "On the Origin of the Equiaxed Zone in Castings," Transactions of the Metallurgical Society of AIME, 236 (1966), 149-158.
5. R. Southin; "Nucleation of the Equiaxed Zone in Cast Metals," Transactions of the Metallurgical Society of AIME, 239 (1967), 220-225.
6. A. Ohno, T. Motegi, H. Soda; "Origin of the Equiaxed Crystals in Castings," Transactions ISIJ, 11 (1971), 18-23.
7. Atsumi Ohno; The Solidification of Metals, (Tokyo, Chijin Shokan Co. Ltd., 1976).
8. J.E.C. Hutt, D.H. StJohn; "The Origins of the Equiaxed Zone," International Journal of Cast Metals Research, 11 (1998), 13-22.
9. G.K. Sigworth, M.M. Guzowski; "Grain Refining of Hypoeutectic Al-Si Alloys," AFS Transactions, 93 (1985), 907-912.
10. L. Backerud, M. Johnsson; "The Relative Importance of Nucleation and Growth Mechanisms to Control the Grain Size in Various Aluminum Alloys," Light Metals, 1996, no. 679-685.
11. J.A. Spittle, J.M. Keeble, M.A. Meshhedani; "The Grain Refinement of Al-Si Foundry Alloys," Light Metals, 1997, no. 795-800.
12. J.E.C. Hutt, D.H. StJohn, L. Hogan and A.K. Dahle, "Equiaxed Solidification of Al-Si Alloys," Materials Science and Technology, 15 (5) (1999), 495-500.
13. Y. C. Lee, A.K. Dahle, D.H. StJohn and J.E.C. Hutt, "The Effect of Grain Refinement and Silicon Content on Grain Formation in Hypoeutectic Al-Si Alloys," Materials Science and Engineering, A 259 (1999), 43-52.
14. J.E.C. Hutt, A.K. Dahle, Y.C. Lee and D.H. StJohn, "The Effects of Growth Restriction and Effective Nucleant Potency on Grain Size and Morphology in Al-Si and Al-Cu Alloys," Light Metals, 1999, no. 685-692.
15. J.A. Spittle and S. Sadli. "The Influence of Zirconium and Chromium on the Grain-Refining Efficiency of Al-Ti-B Inoculants," Cast Metals, 7 (4) (1995) 247-253.
16. A.M. Bunn, P. Schumacher, et al, "Grain Refinement by Al-Ti-B Alloys in Aluminium Melts: A Study of the Mechanisms of Poisoning by Zirconium," Materials Science and Technology, 15 (1999), 1115-1123.
17. A. Abdel-Hamid, "Effect of Other Elements on the Grain Refinement of Al by Ti or Ti and B Part 1," Z. Metallkde, 80 (1989), 566-569.
18. A. Abdel-Hamid, "Effect of Other Elements on the Grain Refinement of Al by Ti or Ti and B. Part 2," Z. Metallkde, 80 (1989), 643-647.
19. M.A. Easton and D.H. StJohn, "The Origin of Equiaxed Crystals in Grain Refined Aluminium Alloys," Aluminium Transactions, 1 (1998), 51-58.
20. H. Baker et al., eds., ASM Handbook, Vol 3 Alloy Phase Diagrams, (Materials Park, OH: ASM International, 1992), 3·12.
21. M.A. Easton and D.H. StJohn, "The Effect of Alloy Content on the Grain Refinement of Aluminium Alloys," Light Metals, 2001, no. 927-933.
22. G.P. Jones and J. Pearson, "Factors Affecting the Grain-Refinement of Aluminium Using Titanium and Boron Additives," Metallurgical and Materials Transactions B, 7 (2) (1976), 223-234.