Thermal activation processes of tensile deformation in γ-TiAl alloy

Materials Science and Engineering: A

Volumn 239-240, Issue 1-2, 1997, Pages 369-377

  Lin, Dongliang ^a   Wang, Yu ^a   Law, Chi C ^b  

^a SHANGHAI JIAO TONG UNIVERSITY   (China)

^b PRATT AND WHITNEY   (United States)

Author keywords

Dislocation movement mechanism; Intermetallics; Mechanical properties; Tensile deformation; Thermal activation; Titanium aluminide

Indexed keywords

DEFORMATION; DISLOCATIONS (CRYSTALS); ENTHALPY; ENTROPY; FRICTION; INTERMETALLICS; STRAIN RATE; THERMAL EFFECTS; VISCOUS FLOW; YIELD STRESS;

DISLOCATION MOVEMENT MECHANISM; TENSILE DEFORMATION; THERMAL ACTIVATION; TITANIUM ALUMINIDE;

TITANIUM ALLOYS;

EID: 0345664428     PISSN: 09215093     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0921-5093(97)00605-9     Document Type: Article

References (27)

1. Y.-W. Kim, J. Met. 41 (7) (1989) 24.
2. Y.-W. Kim, J. Met. 46 (7) (1994) 30.
3. M. Yamaguchi, H. Inui, Structural Intermetallics, TMS, Warrendale, PA, 1993, p. 127.
4. S.C. Huang, E.L. Hall, Metall. Trans. A22 (1991) 427.
5. J. Kumpfert, Y.-W. Kim, D.M. Dimiduk, Mater. Sci. Eng. A192/193 (1995) 465.
6. K.S. Chan, Y.-W. Kim, Metall. Trans. A 24 (1993) 114.
7. M.A. Morris, T. Lipe, Scr. Metall. Mater. 31 (1994) 689.
8. F. Appel, V. Sparka, R. Wagner, Mater. Res. Soc. Symp. Proc. 364 (1995) 623.
9. F. Appel, R. Wangner, in: Y.-W. Kim, R. Wagner, M. Yamaguchi (Eds.), Gamma Titanium Aluminides, TMS, Warrendale, PA, 1995, p. 231.
10. B. Viguier, J. Bonneville, et al., The temperature dependence of the mechanical properties of gamma TiAl, Mater. Res. Soc. Symp. Proc. 364 (1995) 629.
11. B. Viguier, M. Cieslar et al., Quantitative observation of dislocation mechanism in gamma TiAl, Mater. Res. Soc. Symp. Proc. 364 (1995) 653.
12. B. Viguier, M. Cieslar et al., Deformation Mechanism in Polycrystalline Gamma TiAl, TMS, Warrendale, PA, p. 275.
13. G. Schoeck, Phys. Stat. Sol. 8 (1965) 499.
14. T. Surek, M.J. Luton, J.J. Jonas, Philos. Mag. A69 (1994) 105.
15. R.E. Schafrik, Metall. Trans. A8 (1977) 1003.
16. F. Guiu, P.L. Pratt, Phys. Stat. Sol. 6 (1964) 111.
17. S.S. Ezz, P.B. Hirsch, Philos. Mag. A69 (1994) 105.
18. H. Conrad, J. Met. 16 (1964) 582.
19. E.Q. Hall, Proc. Phys. Soc. B64 (1951) 747.
20. N.J. Petch, J. Iron Steel Inst. 174 (1953) 25.
21. Y.-W. Kim, D.M. Dimiduk, Proc. JIMIS-7 on High Temp. Deformation and Fracture, Sendai, Japan, JIM, 1993, p. 373.
22. B.F. Greenberg, V.I. Anisimov, Y.N. Gornostirev, Scr. Metall. 22 (1988) 859.
23. A.J.E. Forman, M.J. Makin, Canad. J. Phys. 45 (1967) 511.
24. S. Kroll, H. Mehrer, et al., Z. Metallkd. 83 (1992) 591.
25. W. Sprengel, N. Oikawa, H. Nakajima, Intermetallics 4 (1996) 185.
26. D. Lin, Y. Wang, Y. Chi, C. Law, The strain rate sensitivity of BDTT of a γ-TiAl alloy with near lamellar microstructure, Acta Metall. Chim. 33 (1997) in press.
27. J.J. Jonas, M.J. Luton, Metall. Trans. 2 (1971) 3492.