Grain refinement of TiAl-based alloys: The role of TiB2 crystallography and growth

Acta Materialia

Volumn 58, Issue 20, 2010, Pages 6744-6751

  Gosslar, D ^a   Gunther R ^a   Hecht, U ^b   Hartig, C ^a   Bormann, R ^a  

^a HAMBURG UNIVERSITY OF TECHNOLOGY   (Germany)

^b RWTH AACHEN UNIVERSITY   (Germany)

Author keywords

Casting; Crystal growth; Edge to edge matching; Grain refining; Titanium aluminides

Indexed keywords

BODY-CENTRED CUBIC; CRYSTALLOGRAPHIC MODELS; EDGE-TO-EDGE MATCHING; GRAIN REFINING; HEXAGONAL CLOSE-PACKED; MODEL PREDICTION; NUCLEATION SITES; TIAL-BASED ALLOYS; TITANIUM ALUMINIDES;

CRYSTAL GROWTH; CRYSTALLIZATION; CRYSTALLOGRAPHY; GRAIN BOUNDARIES; GRAIN GROWTH; GRAIN SIZE AND SHAPE; NUCLEATION; REFINING; TITANIUM; TITANIUM ALLOYS; TITANIUM CASTINGS; TITANIUM COMPOUNDS;

GRAIN REFINEMENT;

EID: 77957987011     PISSN: 13596454     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.actamat.2010.08.040     Document Type: Article

References (31)

1. F. Appel, M. Oehring, and R. Wagner Intermetallics 8 2000 1283
2. Noda T. Current status of mass production of gamma titanium aluminide alloy turbine rotors in turbocharges and future challenges. In: Kim Y-W, Morris D, Yang R, Leyens C, editors. Structural aluminides for elevated temperature: gamma titanium and other metallic aluminides. New Orleans (LA): TMS; 2008. p. 7.
3. J.A. Christodoulou, and H.M. Flower Adv Eng Mater 2 2000 631
4. V.T. Witusiewicz, A.A. Bondar, U. Hecht, J. Zollinger, L.V. Artyukh, and T.Y. Velikanova J Alloy Compd 474 2009 86
5. U. Hecht, A. Witusiewicz, A. Drevermann, and J. Zollinger Intermetallics 16 2008 969
6. P.M. Kelly, and M.X. Zhang Mater Forum 23 1999 41
7. M.X. Zhang, and P.M. Kelly Prog Mater Sci 54 2009 1101
8. C. Hartig, R. Günther, D. Gosslar, and R. Bormann Int J Mater Res 101 2010 572
9. M.E. Hyman, C. McCullough, J.J. Valencia, C.G. Levi, and R. Mehrabian Metall Trans A 20 1989 1847
10. D. Qiu, H.-M.F. Zhang, P.M. Kelly, and J.A. Taylor Philos Mag Lett 87 2007 505
11. M.-X. Zhang, P.M. Kelly, M.A. Easton, and J.A. Taylor Acta Mater 53 2005 1427
12. M.X. Zhang, P.M. Kelly, M. Qian, and J.A. Taylor Acta Mater 53 2005 3261
13. D. Qiu, M.A. Zhang, J.A. Taylor, and P.M. Kelly Acta Mater 57 2009 3052
14. P.M. Kelly, and M.X. Zhang Metall Trans A 37A 2006 833
15. M. Hyman, C. McCullough, C. Levi, and R. Mehrabian Metall Trans A 22 1991 1647
16. J. Eiken, M. Apel, V.T. Witusiewicz, J. Zollinger, and U. Hecht J Phys: Condens Matter 21 2009 1
17. P. Villars, and L.D. Calvert Pearson's handbook of crystallographic data for intermetallic phases vol. 2 1991 ASM International Materials Park (OH) p. 1646
18. M.X. Zhang, and P.M. Kelly Acta Mater 53 2005 1073
19. E.S. Bumps, H.D. Kessler, and M. Hansen J Met 4 1952 609
20. G. Shao, and P. Tsakiropoulos Mater Sci Eng A 271 1999 286
21. P. Souvatzis, O. Eriksson, and M.I. Katsnelson Phys Rev Lett 11 2007 99
22. O.N. Senkov, B. Chakoumakos, J.J. Jonas, and F.H. Froes Mater Res Bull 36 2001 1431
23. N.L. Okamoto, M. Kusakari, K. Tanaka, H. Inui, and S. Otani Acta Mater 58 2010 76
24. W.G. Burgers Physica 1 1934 561
25. B.J. Inkson, C.B. Boothroyd, and C.J. Humphreys Acta Metall Mater 43 1995 1429
26. A.B. Godfrey, and M.H. Loretto Intermetallics 4 1996 47
27. J.D. Bryant, L. Christodoulou, and J.R. Maisano Scripta Metall Mater 24 1990 33
28. M.X. Zhang, and P.M. Kelly Scripta Mater 55 2006 613
29. M. DeGraef, J.P.A. Löfvander, C. McCullough, and C.G. Levi Acta Metall Mater 40 1992 3395
30. U. Kitkamthorn, L.C. Zhang, and M. Aindow Intermetallics 14 2006 759
31. D. Gosslar, C. Hartig, R. Günther, U. Hecht, and R. Bormann J Phys: Condens Matter 21 2009 1