High temperature creep of Ru-bearing Ni-base single crystal superalloys

Proceedings of the International Symposium on Superalloys

Volumn , Issue , 2004, Pages 677-685

  Yeh, A C ^a   Rae, C M F ^a   Tin, S ^a  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

Author keywords

Interfacial dislocations; Lattice misfit; Rafting; Ruthenium; TCP phases

Indexed keywords

CREEP TESTING; DISLOCATIONS (CRYSTALS); HIGH TEMPERATURE APPLICATIONS; INTERFACES (MATERIALS); MICROSTRUCTURE; NICKEL ALLOYS; RUTHENIUM; SINGLE CRYSTALS;

INTERFACIAL DISLOCATIONS; LATTICE MISFIT; RAFTING; TCP PHASES;

SUPERALLOYS;

EID: 23744450522     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.7449/2004/superalloys_2004_677_685     Document Type: Conference Paper

References (15)

1. F.R.N. Nabarro and H.L. de Villiers, The Physics of Creep (Taylor & Francis Ltd 1995), 241-248.
2. R.C. Reed, N. Matan, D.C. Cox, M.A. Rist and C.M.F. Rae, "Creep of CMSX-4 Superalloy Single Crystals: Effect of Rafting at High Temperature", Acta Mater, 47 (12) (1999), 3367-3381.
3. Frank R.N. Nabarro, "Rafting in Superalloys" Metallurgical and Materials Transaction A, 27 (3) (1996), 513-530
4. Grosdidier, T., A. Hazotte, and A. Simon. "About Chemical Heterogeneities and Gamma Prime Precipitate in Single Crystal Nickel Base Superalloys." (High Temperature Materials for Power Engineering 1990. Kluwer, Dordrecht, Netherlands)
5. Rae, C.M.F. and RC Reed, "The Precipitation of topologically close-packed phases in rhenium-containing Superalloys." Acta Materialia, 49 (2001), 4113-4125
6. R. Darolia, DF Lahrman, and RD Field, "Formation of topologically closed packed phases in nickel base single crystal superalloys", Superalloys 1988, 255-264.
7. R. G. Barrows and J.B. Newkirk, "A modified system for predicting σ formation." Metallurgical and Materials Transactions A, 3 (11) (1972)2889-2893.
8. J. R. Mihalisin, C. G. Bieber, and R.T. Grant, "Sigma-its occurance, effect and control in nickel-base superalloys." Transactions of the Metallurgical Society of the AIME, 242, 2399-2414, December 1968
9. Q. Feng, T.K. Nandy, S. Tin and T.M. Pollock, "Solidification of High Refractory Ruthenium Containing Superalloys", Acta Mater., 51 (2003), 269-284.
10. th generation Ni base single crystal superalloys". High Temperature Materials 2001, 2001, 30
11. A.C. Yeh, S. Tin, "Solidification and Phase Stability of Ru-bearing Ni-based Superalloys", Parsons 2003, 16-18 September 2003, Trinity College Dublin, Ireland, 673-P686.
12. J.X. Zhang, T. Murakumo, Y. Koizumi, T.Kobayashi, H. Harada, and S. Masaki, JR, "Interfacial Dislocation Networks Strengthening a Forth Generation Single-Crystal TMS-138 Superalloy", Metallurgical and Materials Transactions A, 33 (2002), 3741
13. S. Tin, A. C. Yeh, A. P. Ofori, R. C. Reed, S. S. Babu, M. K. Miller, "Atomic partitioning of ruthenium in nickel based superalloys." Paper to be submitted to Superalloys 2004.
14. T. Yokokawa, M. Osawa, H. Murakami, T. Kobayashi, Y. Koizumi, T. Yamagata and H. Harada, "High Temperature Measurements of γ′/γ Lattice Misfits in Third Generation Ni-Base Superalloy". Proc. Of Materials for Advanced Power Engineering 1998, 5, part II, 1121-1128.
15. K.S. O'Hara, W.S. Walston, E.W. Ross and R. Darolia, United States Patent 5,482,789, 9 January 1996.