Texture heterogeneities in αp/αs titanium forging analysed by EBSD-Relation to fatigue crack propagation

Journal of Microscopy

Volumn 233, Issue 3, 2009, Pages 451-459

  Uta, E ^a   Gey, N ^a   Bocher, P ^b   Humbert, M ^a   Gilgert, J ^c  

^a UNIVERSITÉ PAUL VERLAINE METZ   (France)

^b ÉCOLE DE TECHNOLOGIE SUPÉRIEURE   (Canada)

^c UNIVERSITÉ DE LORRAINE   (France)

Author keywords

Dwell fatigue fracture; EBSD; Fractography; Macrozone; Quasi cleavage; Titanium

Indexed keywords

FATIGUE CRACK PROPAGATION; FORGING; FRACTOGRAPHY;

DWELL FATIGUE; DWELL-FATIGUE FRACTURE; ELECTRON BACK-SCATTERED DIFFRACTION; FATIGUE CRACKS PROPAGATION; FATIGUE FRACTURE; LOCAL TEXTURE; MACROZONES; QUASI-CLEAVAGE; TEXTURE HETEROGENEITIES; TITANIA;

TITANIUM;

TITANIUM;

ARTICLE; CRYSTALLOGRAPHY; ELECTRON BACKSCATTER DIFFRACTION; ELECTRON DIFFRACTION; PRIORITY JOURNAL; SAMPLE; STRUCTURE ANALYSIS; SURFACE PROPERTY;

EID: 61449163883     PISSN: 00222720     EISSN: 13652818     Source Type: Journal    
DOI: 10.1111/j.1365-2818.2009.03141.x     Document Type: Article

References (18)

1. Bache, M.R. (2003) A review of dwell-sensitive fatigue in titanium alloys: the role of microstructure, texture and operating conditions. Int. J. Fatigue 125, 1079 1087.
2. Bache, M.R. & Evans, W.J. (2003) Dwell-sensitive fatigue response of titanium alloys for power plant applications. J. Eng. Gas Turbines Power. 125, 241 245.
3. Bache, M.R., Cope, M., Davies, H.M., Evans, W.J. & Harrison, G. (1997a) Dwell-sensitive fatigue in a near alpha titanium alloy at ambient temperature. Int. J. Fatigue 19 (Suppl. 1 S83 S88.
4. Bache, M.R., Evans, W.J. & Davies, H.M. (1997b) Electron back scattered diffraction (EBSD) analysis of quasi-cleavage and hydrogen induced fractures under cyclic and dwell loading in titanium alloys. J. Mat. Sci. 32, 3435 3442.
5. Bantounas, I., Lindley, T.C., Rugg, D. & Dye, D. (2007) Effect of microtexture on fatigue cracking in Ti-6Al-4V. Acta Mater. 55, 1 11.
6. Bridier, F., Villechaise, P. & Mendez, J. (2008) Slip and fatigue crack formation processes in an alpha/beta titanium alloy in relation to crystallographic texture on different scales. Acta Mater. 56, 3951 3962.
7. Evans, W.J. (1998) Optimising mechanical properties in alpha + beta titanium alloys. Mat. Sci. Eng. A243, 89 96.
8. E606-04 Standard Practice for Strain-Controlled Fatigue Testing 2004) ASTM American Society for Testing and Materials. Pennsylvania, pp. 1 15.
9. s inherited colonies in bimodal titanium alloys. Acta Mater. 53, 3535 3543.
10. Germain, L., Gey, N., Humbert, M., Phuong, V., Jahazi, M. & Bocher, P. (2008) Texture heterogeneities induced by subtransus processing of near alpha titanium alloys. Acta Mater. 56, 4298 4308.
11. Le Biavant, K., Pommier, S. & Prioul, C. (2002) Local texture and fatigue crack initiation in a Ti-6Al-4V titanium alloy. Fatigue. Fract. Eng. Struct. 25, 527 545.
12. Lütjering, G. (1998) Influence of processing on microstructure and mechanical properties of (alpha + beta) titanium alloys. Mater. Sci. Eng. 243, 32 45.
13. Report no. A97F0059 (1997 ed. by Transportation Safety Board of Canada, Quebec).
14. Schwarzer, R.A. (1993) The determination of local texture by electron diffraction - a tutorial review. Texture. Microstruct. 20, 7 27.
15. Sinha, V., Spowart, J.E., Mills, M.J. & Williams, J.C. (2006a) Observations on the faceted initiation site in the dwell-fatigue tested Ti-6242 alloy: crystallographic orientation and size effects. Met. Mat. Trans. 37A, 1507 1518.
16. Sinha, V., Mills, M.J. & Williams, J.C. (2006b) Crystallography of fracture facets in a near-alpha titanium alloy. Met. Mat. Trans. 37A, 2015 2026.
17. Themelis, G., Chikwembani, S. & Weertman, J. (1990) Determination of Cu-Bi grain boundary facets using a photogrammetric technique. J. Mater. Charact. 24, 27 90.
18. Woodfield, P.A., Gorman, M.D., Sutliff, J.A. & Cordeman, R.R. (1999) Effect of microstructure on dwell fatigue behavior of Ti -6242. In Proceedings of the International Conference on Fatigue Behavior of Titanium Alloys (ed. by TMS Minerals Metals and Materials Society, Chicago pp. 11 15.