Intergranular strain accumulation in a near-alpha titanium alloy during plastic deformation

Acta Materialia

Volumn 50, Issue 19, 2002, Pages 4847-4864

  Cho, J R ^a   Dye, D ^a   Conlon, K T ^b   Daymond, M R ^c   Reed, R C ^a,d  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^b NATIONAL RESEARCH COUNCIL CANADA   (Canada)

^c RUTHERFORD APPLETON LABORATORY   (United Kingdom)

^d UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

CRYSTAL LATTICES; ELECTRON BEAMS; NEUTRON DIFFRACTION; PLASTIC DEFORMATION; STRAIN; STRUCTURAL LOADS; TENSILE STRENGTH; WELDING;

INTERGRANULAR STRAINS;

TITANIUM ALLOYS;

EID: 0037078949     PISSN: 13596454     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1359-6454(02)00354-3     Document Type: Article

References (24)

1. Cho J.R., Roberts S.M., Reed R.C., Conlon K.T. Residual stresses, texture and microstructure in electron beam welds of Ti-834. Winstone M., Titanium alloys at elevated temperature: structural development and service behaviour. 2001;151-164 The Institute of Materials. IOM Communication Ltd, London.
2. Turner P.A., Tomé C.N. A study of residual stresses in Zirealoy-2 with rod texture. Acta Metall. Mater. 42:(12):1994;4143-4153.
3. Tomé C.N., Daymond, M.R., Bourke, M.A.M., 2000. Interpretation of experiments and modelling of internal strains in beryllium using a polycrystal model. Proceedings of the Sixth International Conference on Residual Stresses - ICRS-6. London, UK: Institute of Materials, 2000. p. 1349-1356.
4. Hill R. Generalized constitutive relations for incremental deformation of metal crystals by multislip. J. Mech. Phys. Solids. 14:1966;95-102.
5. Hutchinson J.W. Elastic-plastic behaviour of polycrystalline metals and composites. Proc. Roy. Soc. Lond. A. 319:1970;247-272.
6. Daymond M.R., Priesmeyer H.G. Elastoplastic deformation of ferritic steel and cementite studies by neutron diffraction and self-consistent modelling. Acta Mater. 50:(6):2002;1613-1626.
7. Von Dreele R.B., Larson A.C. General structure analysis system. 1998;The University of California, CA.
8. Dawson P., Boyce D., MacEwen S., Rogge R. On the influence of crystal elastic moduli on computed lattice strains in AA-5182 following plastic straining. Mat. Sci. Eng. A313:2001;123-144.
9. Brandes E.A., Brook C.B., Smithells metals reference book. 7th ed :1992;Butterworth/Heinemann, Oxford.
10. Behnken H., Hauk V. Berechnung der Röntgenographischen elastizitätskonstanten (REK) des vielkristalls aus den einkristalldaten für beliebige. Z Metkd. 77:(9):1986;621-626.
11. Kröner E. Berechnung der elastischen konstanten des vielkristalls aus den konstanten des einkristalls. Z Phys. 151:1958;504-518.
12. Yoo M.H., Morris J.R., Ho K.M., Agnew S.R. Nonbasal deformation modes of HCP metals and alloys: roles of dislocation source and mobility. Met. Mat. Trans. A. 33:2002;813-822.
13. Churchman A.T. The slip modes of titanium and the effect of purity on their occurence during tensile deformation of single crystals. Proc. Roy. Soc. A. 226A:1954;216-226.
14. Anderson E.A., Jillson D.C., Dunbar S.R. Deformation mechanisms in alpha titanium. Journal of Metals. 197:1953;1191-1198.
15. Akhtar A. Basal slip and twinning in α-titanium single crystals. Metall. Trans. A. 6:1975;1105-1113.
16. Levine E.D. Deformation mechanisms in titanium at low temperature. Trans. Metall. Soc. AIME. 236:1966;1558-1565.
17. Cass T.R. Slip modes and dislocation substructure in titanium and titanium-aluminum single crystals. Jaffee R.I., Promisel N.E., The science, technology and application of titanium. 1970;459-477 Pergamon Press, London.
18. Gharghouri M.A., Tomé C.N., Root J. Effect of texture on internal strains in Mg - 7.7 at.% Al. Szpunar J., Proceedings of the 12th International Conference on the Textures of Materials - ICOTOM-12. 1999;677-682 NRC Press, Ottawa.
19. Williams J.C., Baggerly R.G., Paton N.E. Deformation behavior of HCP Ti-Al alloy single crystal. Met. Mat. Trans. A. 33:2002;837-850.
20. Philippe M.J. Deformation mechanisms and mechanical properties in α, α+β and β titanium alloys: a review. Blenkinsop P.A., Evans W.J., Flower H.M., Titanium '95: Proceedings of the 8th world conference on titanium. 1995;956-963 The Institute of Materials, London.
21. Bacon D.J., Vitek J. Atomic-scale modelling of dislocations and related properties in the hexagonal-close-packed metals. Met. Mat. Trans. A. 33:2002;721-733.
22. Dye D., Stone H.J., Reed R.C. Intergranular and interphase microstresses. Curr. Op. Solid State Mater. Sci. 5:2001;31-37.
23. Daymond M.R., Bourke M.A.M., Von Dreele R.B. Use of Rietveld refinement for elastic macrostrain determination and for evaluation of plastic strain history from different spectra. J. Appl. Phys. 82:1997;1554-1562.
24. Daymond M.R., Bourke M.A.M., Von Dreele R.B. Use of Rietveld refinement to fit a hexagonal crystal structure in the presence of elastic and plastic anisotropy. J. Appl. Phys. 85:1999;739-747.