A comparison of friction stir processing of mill annealed and investment cast Ti-6Al-4V

Welding in the World

Volumn 52, Issue 9-10, 2008, Pages 60-68

  Pilchak, A L ^a   Juhas, M C ^a   Williams, J C ^a  

^a The Ohio State University   (United States)

Author keywords

Castings; Cracking; Defects; Fatigue cracks; Fatigue improvement; Microstructure; Reference lists

Indexed keywords

ALUMINUM; ANNEALING; CASTING; CRACK INITIATION; CRACKS; DEFECTS; FATIGUE CRACK PROPAGATION; FATIGUE TESTING; FRICTION; FRICTION STIR WELDING; HIGH TEMPERATURE APPLICATIONS; MICROSTRUCTURE; TEXTURES; TITANIUM ALLOYS; TRIBOLOGY;

ELECTRON BACK SCATTER DIFFRACTION; FATIGUE CRACK INITIATION; FATIGUE CRACKS; FATIGUE IMPROVEMENT; FRICTION STIR PROCESSING; MICROSTRUCTURAL MODIFICATION; REFERENCE LIST; THERMO-MECHANICAL PROCESSING;

FATIGUE OF MATERIALS;

EID: 51249124203     PISSN: 00432288     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF03266670     Document Type: Conference Paper

References (35)

1. Lutjering G., Williams J.C: Titanium, Springer, New York, NY, 2003.
2. nd ed., Cambridge University Press, New York, NY, 1998.
3. Mishra R.S., Mahoney M.W., McFadden S.X., Mara N.A., Mukherjee A.K.: High Strain rate superplasticity in a Friction Stir Processed 7075 Al Alloy, Scripta Mat., 2000, vol. 42, pp. 163-168.
4. Mishra R.S., Ma Z.Y.: Friction stir welding and processing, Mat. Sci. Eng. R, 2005, vol. 50, pp. 1-78.
5. Pilchak A.L, Li Z.T., Fisher J.J., Reynolds A.P., Juhas M.C., Williams J.C.: The relationship between Friction Stir Processing (FSP) parameters and microstructure in investment cast Ti-6Al-4V, in Friction Stir Welding and Processing IV, R.S. Mishra, M.W. Mahoney, T.J. Lienert, and K.V. Jata, eds., TMS, Warrendale, PA, 2007, pp. 419-427.
6. Pilchak A.L., Norfleet D.M., Juhas M.C., Williams J.C.: Friction Stir Processing of investment-cast Ti-6Al-4V: Microstructure and properties, in Materials Behavior Far From Equilibrium, Metall. Mater. Trans. A., 2008, 39A, pp. 1519-1524.
7. th International Conference on Titanium, Kyoto, Japan, 2007, Japan Institute of Metals, pp. 1723-1726.
8. Oh-ishi K., Cuevas A.M., Swisher D.L., McNelley T.R.: The influence of friction stir processing on microstructure and properties of a cast nickel aluminum bronze material. THERMEC'2003, Mat. Sci. For., 2003, vols. 426-432, pp. 2885-90.
9. Oh-Ishi K., McNelley T.R.: Microstructural modification of as-cast NiAI bronze by Friction Stir Processing. Metall. Mater. Trans. A., 2004, vol. 35A, pp. 2951-2961.
10. Oh-ishi K., McNelley T.R.: The Influence of Friction Stir Processing parameters on microstructure of as-cast NiAI bronze, Metall. Mater. Trans. A., 2005, vol. 36A, pp. 1575-85.
11. Oh-Ishi K., Zhilyaev A.P., McNelley T.R.: A microtexture investigation of recrystallization during Friction Stir Processing of as-cast NiAI bronze, Metall. Mater. Trans. A., 2006, 37A, pp. 2239-2251.
12. Ramirez A.J., M.C. Juhas: Microstructural evolution in Ti-6Al-4V Friction Stir Welds, THERMEC'2003, Mat. Sci. For., 2003, vols. 426-432, pp. 2999-3004.
13. Karogal N.: Microstructural evolution in Friction Stir Welding of Ti-6Al-4V, M.S. Thesis, The Ohio State University, Dept. Mat. Sci. Eng., 2002.
14. Pilchak A.L., Juhas M.C., Williams J.C: Microstructural changes due to Friction Stir Processing of investment cast Ti-6Al-4V, Metall. Mater. Trans. A., 2007, vol. 38, pp. 401-408.
15. Bieler T.R., Semiatin S.L.: The origins of heterogeneous deformation during primary hot working of Ti-6Al-4V, Int. J. Plasticity, 2002, 18, pp. 1165-1189.
16. Ma Z.Y., Pilchak A.L., Juhas M.C., Williams J.C: Microstructural refinement and property enhancement of cast light alloys via friction stir processing, Scripta Materialia Viewpoint Set 43, 2008, vol. 58, iss. 5, pp. 361-366.
17. Su J.-Q., Nelson T.W., Mishra R., Mahoney M.: Microstructural investigation of friction stir welded 7050-T651 aluminum, Acta Materials, 2003, vol. 51, pp. 713-729.
18. Humbert M., Wagner F., Moustafid H., Elsing C.: Determination of the orientation of a parent beta-grain from the orientations the inherited alpha-plates in the phase transformation from body-centered-cubic to hexagonal closepacked, J. Appl. Cryst., 1995, 28, pp. 571-576.
19. N. Gey, M. Humbert, M.J. Philippe Y. Combres: Modeling the transformation texture of Ti-64 sheets after rolling in the beta-field. Mat. Sei. Eng. A., 1997, A230, pp. 68-74.
20. Peters M., Gysler A., Lütjering G.: Influence of microstructure on the fatigue behavior of Ti-6Al-4V. Titanium '80 Science and Technology, Proceedings of the Fourth International Conference on Titanium, Kyoto, Japan, 1980, pp. 1777-1786.
21. Yapici G.G., Karaman I., Luo Z.P.: Mechanical twinning and texture evolution in severly deformed Ti-6Al-4V at high temperatures, Acta Materialia, 2006, vol. 54, 14, pp. 3755-3771.
22. Fonda R.W., Bingert J.F., Colligan K.J.: Texture and grain evolutions in a 2195 Friction Stir Weld, Proceedings of the Fifth International Symposium on Friction Stir Welding, Metz, France, September 14-16, 2004.
23. Fonda R.W., Bingert J.R: Microstructural evolution in the heat-affected zone of a Friction Stir Weld. Metall. Mater. Trans. A., 2004, vol. 35A, pp. 1487-1499.
24. Reynolds A.P., Hood E., Tang W.: Texture in friction stir welds of Timetal 21S. Scripta Mat., 2005 vol. 52, pp. 491-4.
25. Li Y., Hood E., Tang W., Reynolds A.P.: Friction stir welding of Timetal 21S, in K.V. Jata, M.W. Mahoney, R.S. Mishra, and T.J. Lienert (Eds.), Friction Stir Welding and Processing III, The Minerals, Metals and Materials Society, Warrendale, PA, 2005, pp. 81-9.
26. Rollet A.D., Wright S.I.: in U.F. Kocks, C.N. Tome, and H.-R. Wenk (Eds.) Texture and Anisotropy: Preferred Orientation in Polycrystals and their Effect on Materials Properties, Cambridge University Press, Cambridge, UK, 1998, pp. 187.
27. Baczynski J., Jonas J.J.: Texture development during the torsion testing of α-iron and two IF steels, Acta. mater.,1996, 44, 11, pp. 4273-4288.
28. Beausir B., Toth L.S., Neale K.W.: Ideal orientations and persistence characteristics of hexagonal close pakked crystals in simple shear, Acta mater., 2007, 55, pp. 2695-2705.
29. Pilchak A.L., The Ohio State University, unpublished research, 2007.
30. Wegmann G., Albrecht J., Lütjering G., Folkers K.D., Liesner C.: Microstructure and mechanical properties of titanium castings, Z. Metallkd, 1997, 88, 10, pp. 764-773.
31. John R., Jata K.V., Sadananda K.: Residual stress effects on near-threshold fatigue crack growth in friction stir welds in aerospace alloys, Int. J. Fatigue, 2003, 25, 9-11, pp. 939-948.
32. Lienert T.J., Jata K.V., Wheeler R., Seetharaman V.: Friction Stir Welding of Ti-6Al-4V Alloys, in Proceedings of the Joining of Advanced and Specialty Materials III, ASM International, Materials Park, OH, USA, 2001, pp. 160-167.
33. Klingensmith S., DuPont J.N., Marder A.R.: Microstructural characterization of a double-sided Friction Stir Weld on a superaustenitic stainless steel, Welding Journal, 2005, 84,5, pp. 77S-85S.
34. Pilchak A.L., Juhas M.C., Williams J.C.: Observations of tool-workpiece interactions during Friction Stir Processing of Ti-6Al-4V, Metall. Mater. Trans. A., 2007, Vol. 38, No. 2, pp. 435-437.
35. Landolt-Börnstein - Group IV Physical Chemistry, Volume 5: Pu-Re - Zn-Zr, Publisher: Springer-Verlag, Copyright 1998, pp.1-2.