The role of microstructure on the fatigue lifetime variability in an α + β titanium alloy, Ti-6Al-2Sn-4Zr-6Mo

VHCF-4 - 4th International Conference on Very High Cycle Fatigue

Volumn , Issue , 2007, Pages 37-44

  Szczepanski, C J ^a   Jha, S K ^b   Larsen, J M ^c   Jones, J W ^a  

^a UNIVERSITY OF MICHIGAN   (United States)

^b UNIVERSAL TECHNOLOGY CORPORATION   (United States)

^c AIR FORCE RESEARCH LABORATORY   (United States)

Author keywords

p grain clustering; Fatigue crack initiation; Microtexture; Ti 6Al 2Sn 4Zn 6Mo; Ultrasonic fatigue

Indexed keywords

ALUMINUM; CRACK DETECTION; CRACK INITIATION; FATIGUE CRACK PROPAGATION; FATIGUE OF MATERIALS; MICROSTRUCTURE; MOLYBDENUM; PHASE STRUCTURE; STRESS CORROSION CRACKING; TIN; TITANIUM; TITANIUM ALLOYS; ULTRASONIC APPLICATIONS; ULTRASONIC IMAGING; ULTRASONIC TESTING; ULTRASONICS; WELDS; ZINC; ZIRCONIUM;

CRACK INITIATION SITES; CRITICAL FACTORS; CRYSTALLOGRAPHIC ORIENTATIONS; FACETED MORPHOLOGIES; FATIGUE BEHAVIORS; FATIGUE CRACK INITIATION; FATIGUE CRITICAL; FATIGUE LIFETIMES; HIGH CYCLES; LONG LIFETIMES; LOW STRESSES; MICROTEXTURE; ORIENTATION IMAGING MICROSCOPIES; PHASE MATERIALS; PRISMATIC SLIPS; TI-6AL-2SN-4ZN-6MO; ULTRASONIC FATIGUE;

CRACKS;

EID: 58349094322     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (21)

1. Materials Damage Prognosis, Materials Science and Technology 2004; New Orleans, LA, September 26-30, 2004.
2. X Zhu, A Shyam, JW Jones, H Mayer, JV Lasecki, JE Allison; "Elevated Temperature Fatigue Behavior of a 319 Cast Aluminum Alloy in the Gigacycle Regime," Proceedings of the 3rd International Conference on Very High Cycle Fatigue (VHCF-3), Sept. 16-19, 2004, Ritsumeikan University, Kusatsu, Japan" pp 553-560
3. AR Moore, CJ Torbet, A Shyam, JW Jones, DM Walukas, RF Decker; "Fatigue behavior of thixomolded magnesium AZ91D using ultrasonic techniques," Magnesium Technology 2004 as held at the 2004 TMS Annual Meeting; Charlotte, NC; USA; 14-18 Mar. 2004. pp. 263-268.
4. A Shyam, CJ Torbet, SK Jha, JM Larsen, MJ Caton, CJ Szczepanski, TM Pollock, JW Jones; "Development of ultrasonic fatigue for rapid, high temperature fatigue studies in turbine engines," Superalloys 2004, Eds. KA Green, TM Pollock, H Harada, TE Howson, RC Reed, JJ Schirra, S Walston; TMS, 2004.
5. CJ Szczepanski, S.K. Jha, J.M. Larsen, J.W. Jones. "Fatigue crack initiation in an α +β titanium alloy," in Fatigue 2006. Symposium on Titanium Fatigue. Electronic Proceedings.
6. G Jago, J Bechet; "Influence of microstructure of (α+β) Ti-6.2.4.6 alloy on high cycle fatigue and tensile test behaviour," Fatigue Fractures of Engineering Materials Structures, 22, pp. 647-655, 1999.
7. SK Jha, JM Larsen, AH Rosenberger, GA Hartman; "Dual fatigue failure modes in Ti-6A1-2Sn-4Zr-6Mo and consequences on probabilistic life prediction," Scripta Materiala, 48, pp. 1637-1642, 2003.
8. AS Beranger, X Feaugas, M Clavel; "Low cycle fatigue behavior of an α + β titanium alloy:Ti6246," Materials Science and Engineering, A172, pp. 31-41, 1993.
9. Y Mahajan, H Margolin. "Low Cycle Fatigue Behavior of Ti-6Al-2Sn-4Zr-6Mo: Part I. The Role of Microstructure in Low Cycle Crack Nucleation and Early Crack Growth," Metallurgical Transactions A, 13A, 1982, 257.
10. JA Hall; "Fatigue crack initiation in alpha-beta titanium alloys," Int. J. Fatigue, 31 Suppl. 1,(1997)S23.
11. SK Jha, JM Larsen, AH Rosenberger; "Random heterogeneity scales and probabilistic description of the long-lifetime regime," VHCF-4 (2007).
12. J Miao, TM Pollock, JW Jones; "Very high cycle fatigue behavior of nickel-based superalloy René 88DT at 593 °C," VHCF-4 (2007).
13. S Zaefferer; "A study of active deformation systems in titanium alloys: dependence on alloy composition and correlation with deformation texture," Materials Science and Engineering A344 2003, 20-30.
14. V Sinha, JE Spowart, MJ Mills, JC Williams; "Observations on the faceted initiation site in the dwell-fatigue tested Ti-6242 alloy: crystallographic orientation and size effects," Metallurgical and Materials Transactions A, 37A, 2006, 1507-1518.
15. K LeBiavant, S Pommier, C Prioul; "Local texture and fatigue crack initiation in a Ti-6A1-41V titanium alloy," Fatigue Fractures of Engineering Materials Structures, 25 (2002) 527-545.
16. WN Sharpe, Jr., "A 20 kilohertz, high temperature, optical strain gage," VHCF-4 (2007).
17. CJ Szczepanski, SK Jha, JM Larsen, JW Jones. "Fatigue crack initiation in an α +β titanium alloy," in Fatigue 2006. Symposium on Titanium Fatigue. Electronic Proceedings
18. WJ Evans, MR Bache; "Dwell-Sensitive fatigue under biaxial loads in the near-alpha titanium alloy IMI685," International Journal of Fatigue, 1994; 16; 443-52.
19. DF Neal and PA Blenkinsop; "Internal Fatigue Origins in α-β titanium alloys," Acta Metallurgica, 24, 1976, 59-63.
20. F Bridier, P Villechaise, J Mendez; "Analysis of the different slip systems activated by tension in a α/β titanium alloy in relation with local crystallographic orientation," Acta Materiala, 53, 2005, 555-567.
21. JC Williams, RG Baggerly, NE Paton; "Deformation behavior of HCP Ti-Al alloy single crystals," Metallurgical and Materials Transactions, 33A, 2002, 837-850.