Influence of additives on the microstructure and tensile properties of near-eutectic Al-10.8%Si cast alloy

Materials and Design

Volumn 30, Issue 10, 2009, Pages 3943-3957

  Mohamed, A M A ^a,b   Samuel, A M ^a   Samuel, F H ^a   Doty, H W ^c  

^a UNIVERSITÉ DU QUÉBEC À CHICOUTIMI   (Canada)

^b SUEZ CANAL UNIVERSITY   (Egypt)

^c Metal Casting Technology Incorporated   (United States)

Author keywords

Microstructure; Near eutectic Al Si alloys; Quality index; Tensile ductility; Tensile strength

Indexed keywords

AGING TEMPERATURES; AGING TREATMENT; AL-SI ALLOY; ALUMINUM SILICON ALLOYS; ARTIFICIAL AGING; AS-CAST; CAST ALLOYS; EUTECTIC ALLOYS; EUTECTIC SILICON PARTICLES; EXPERIMENTAL ALLOYS; FE CONTENT; IRON INTERMETALLICS; MANGANESE CONTENT; MATRIX; MG CONTENT; MICROSTRUCTURAL EXAMINATION; NEAR-EUTECTIC AL-SI ALLOYS; PEAK AGING; PHASE FORMS; QUALITY INDEX; QUALITY INDICES; SLUDGE FORMATION; SOLUTION HEAT TREATMENT; STAR-LIKE; TEMPERATURE RANGE; TENSILE DUCTILITY; WAVELENGTH DISPERSIVE;

ALUMINA; ALUMINUM; ALUMINUM CASTINGS; COPPER ALLOYS; DISSOLUTION; DUCTILITY; ELECTRON PROBE MICROANALYSIS; EUTECTICS; HEAT TREATMENT; IMAGE ANALYSIS; INTERMETALLICS; IRON ALLOYS; MANGANESE; MANGANESE COMPOUNDS; MECHANICAL PROPERTIES; METAL CASTING; MICROCRYSTALLINE SILICON; MICROSTRUCTURE; OPTICAL MICROSCOPY; SILICON; SPECTROSCOPIC ANALYSIS; STRENGTH OF MATERIALS; TENSILE STRENGTH;

SILICON ALLOYS;

EID: 67649449243     PISSN: 02641275     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matdes.2009.05.042     Document Type: Article

References (48)

1. Madelaine-Dupuich O., and Stolarz J. Fatigue of eutectic Al-Si alloys. Mater Sci Forum 217-222 (1996) 343-1348
2. Liao H., Sun Y., and Sun G. Correlation between mechanical properties and amount of dendritic α-Al phase in as-cast near-eutectic Al-11.6% Si alloys modified with strontium. Mater Sci Eng A335 (2002) 62-66
3. Zeren M. Effect of copper and silicon content on mechanical properties in Al-Cu-Si-Mg alloys. J Mater Process Technol 169 (2005) 292-298
4. Lasa L., and Rodrigues-Ibade J.M. Wear behaviour of eutectic and hypereutectic Al-Si-Cu-Mg casting alloys tested against a composite brake pad. Mater Sci Eng A 363 (2003) 193-2002
5. 2Cu phase in two Al-Si-Cu-Mg casting alloys using calorimetry. Mater Charact 48 (2002) 371-378
6. Ejiofor J.U., and Reddy R.G. Developments in the processing and properties of particulate Al-Si Alloy composites. JOM J Miner Met Mater Soc 49 (1997) 31-37
7. McDonald S., Nogita K., and Dahle A. Eutectic nucleation in Al-Si alloys. Acta Mater 52 (2004) 4273-4280
8. Zeren Muzaffer., and Karakulak Erdem. Influence of Ti addition on the microstructure and hardness properties of near-eutectic Al-Si alloys. J Alloy Compd 450 (2008) 255-259
9. Liao H., Zhang M., Wu Q., Wang H., and Sun G. Refinement of eutectic grains by combined addition of strontium and boron in near-eutectic Al-Si alloys. Scripta Mater 57 (2007) 1121-1124
10. Shu-zu L., and Hellawell A. Growth mechanisms of silicon in Al-Si alloys. J Cryst Growth 73 (1985) 316-320
11. Shu-zu L., and Hellawell A. The mechanism of silicon modification in aluminum-silicon alloys: impurity induced twinning. Metall Trans A 18A (1987) 1721-1725
12. Liao H., Sun Y., and Sun G. Effect of Al-5Ti-1B on the microstructure of near-eutectic Al-13.0 Si alloys casting alloys. J Mater Sci 37 (2002) 3489-3495
13. Bäckerud L, Chai G, Tamminen J. Solidification characteristics of aluminum alloys. Foundry alloys, vol 2. AFS/SKANALUMINUM, Des Plains, IL; 1990.
14. Hajas S. Effect of iron contamination on the mechanical properties of aluminium casting alloys. Chem Abstr 73 (1970) 133571
15. Kumar S., Pillai R., and Pai B. Trends in melt treatment of aluminium and its alloys. Indian Foundry J 48 (2002) 19-27
16. Niu X.P., Hu B.H., and Hao S.W. Effect of iron on the microstructure and mechanical properties of Al diecasting alloys. J Mater Sci Lett 17 (1998) 1727-1729
17. Komiyama Y., Uchida K., and Gunshi M. Effect of Fe, Mn, Zn, and Ti on mechanical properties and microstructures of Al-Si-Cu-Mg casting alloy. J Jpn Inst Light Met 26 (1976) 311-319
18. Shabestari S.G. The effect of iron and manganese on the formation of intermetallic compounds in aluminum-silicon alloys. Mater Sci Eng A 383 (2004) 289-298
19. Kral M., McIntyre H., and Smillie M. Identification of intermetallic phases in a eutectic Al-Si casting alloy using electron backscatter diffraction pattern analysis. Scripta Mater 51 (2004) 215-219
20. Pucella G., Samuel A.M., Samuel F.H., Doty H., and Valtierra S. Sludge formation in Sr-modified Al-11.5 wt% Si die-casting alloys. AFS Trans 24 (1999) 17-125
21. Mondolfo LF. Manganese in aluminium alloys. France: The Manganese Centre; 1990. p. 1-35.
22. Crepeau P.N. Effect of iron in Al-Si alloys: a critical review. AFS Trans 103 (1995) 361-366
23. Moustafa M., Samuel F.H., Doty H.W., and Valtierra S. Effect of Mg and Cu additions on the microstructural characteristics and tensile properties of Sr-modified Al-Si eutectic alloys. Int J Cast Met Res 14 (2002) 235-253
24. Ouellet P., and Samuel F.H. Effect of Mg on the ageing behavior of Al-Si-Cu 319 type aluminum casting alloys. J Mater Sci 34 (1999) 4671-4697
25. Wang G., Bain X., Wang W., and Zhang J. Influence of Cu and minor elements on solution treatment of Al-Si-Mg-Cu cast alloys. Mater Lett 57 (2003) 4083-4087
26. Dunn R., and Dickert W. Magnesium effect on the strength of A380.0 and 383.0 aluminum die casting alloys. Die Cast Eng 19 (1975) 2-20
27. Jonsson W. The effect of iron and magnesium on the properties of aluminum die. SDCE Trans (1964) 7-20 Paper 73
28. Harris R.C., Lipson S., and Rosenthal H. Tensile properties of Al-Si-Mg alloys and the effects of sodium modification. AFS Trans 64 (1965) 470-481
29. Rosenbaum H., and Turnbull D. Metallographic investigation of precipitation of silicon from aluminum. Acta Metall 7 (1959) 664-674
30. Suchtelen J.V. Coarsening of eutectic structures during and after unidirectional growth. J Cryst Growth 43 (1978) 28-46
31. Meyers C.W. Solution heat treatment effects in A357 alloys. AFS Trans 93 (1985) 741-750
32. Couture A. Iron in aluminum casting alloys. AFS Int Cast Met J 6 (1984) 9-17
33. Samuel A.M., Samuel F.H., and Doty H.W. Observation on the formation of β-AlFeSi phase in 319 type Al-Si alloys. J Mater Sci 31 (1996) 5529-5539
34. 5FeSi phase during solution heat treatment of Al-13% Si-Fe alloys. Int J Cast Met Res 12 (1999) 45-160
35. 2Cu phase in Al-Si alloys during solution heat treatment. Metall Mater Trans A 27A (1996) 1785-1798
36. Samuel F.H., Samuel A.M., and Liu H. Effect of magnesium content on the aging behaviour of water-chilled Al-Si-Cu-Mg-Fe-Mn (380) alloy castings. J Mater Sci 30 (1995)
37. LaOrchan W., and Gruzleski J.E. Grain refinement, modification and melt hydrogen - their effects on microporosity, shrinkage and impact properties in A356 alloy. AFS Trans 100 (1992) 415-424
38. Sigworth G.K. A scientific basis for the degassing of aluminum. AFS Trans 95 (1987) 73-78
39. Shivkumar S., Wang L., and Apelian D. Molten metal processing of advanced cast aluminum alloys. J Met (1991) 26-32
40. Edwards G.A., Sigworth G.K., Cáceres C.H., StJohn H.D., and Barresi J. Microporosity formation in Al-Si-Cu-Mg casting alloys. AFS Trans 105 (1997) 809-815
41. Anyalebechi P.N. Analysis of the effects of alloying elements on hydrogen solubility in liquid aluminum alloys. Scripta Metall Mater 33 (1995) 1209-1216
42. Saigal A., and Berry J. Study of the effects of volume fraction, size and shape of silicon particles on mechanical properties in Al-Si alloys using finite element method. AFS Trans 93 (1985) 699-704
43. Dieter G.E. Deformation of two-phase aggregates. Mechanical metallurgy (1988), McGraw Hill, London (UK) p. 208-12
44. Ashby M.F., and Jones D. Yield strength, tensile strength, hardness and ductility. 2nd ed. Engineering materials vol. 1 (1996), Pergamon, Oxford (UK) p. 77-92
45. Ashby M.F., and Jones D. Fast fracture, toughness and fatigue. 2nd ed. Engineering materials vol. 1 (1996), Pergamon Press, Oxford (UK) p. 131-54
46. Reif W., Dutkiewicz J., Ciach R., Yu S., and Król J. Effect of aging on the evolution of precipitate in AlSiCuMg alloys. Mater Sci Eng A 224 (1997) 165-168
47. Stoltz R.E., and Pelloux R.M. The Bauschinger effect in precipitation strengthened aluminum alloys. Metall Trans A 7A (1976) 1295-1306
48. Drouzy M. Interpretation of tensile test results using quality index and probable elastic limit-applications to cast Al-Si-Mg alloys. Rev Métall 75 (1978) 51-59