Characterization of the role of microstructure on the fatigue life of Ti-6Al-2Sn-4Zr-6Mo using ultrasonic fatigue

Materials Damage Prognosis - Proceedings of a Symposium of the Materials Science and Technology 2004 Conference

Volumn , Issue , 2005, Pages 315-320

  Szczepanski, C J ^a   Shyam, A ^a   Jha, S K ^b   Torbet, C J ^a   Johnson, S J ^a  

^a UNIVERSITY OF MICHIGAN   (United States)

^b UNIVERSAL TECHNOLOGY CORPORATION   (United States)

Author keywords

Crack Propagation; Fatigue Variability; Gigacycle Fatigue; Small Fatigue Cracks; Titanium alloys; Ultrasonic Fatigue

Indexed keywords

CRACK PROPAGATION; FATIGUE OF MATERIALS; LASER PULSES; MICROSTRUCTURE; ULTRASONICS;

FATIGUE VARIABILITY; GIGACYCLE FATIGUE; SMALL FATIGUE CRACKS; ULTRASONIC FATIGUE;

TITANIUM ALLOYS;

EID: 33244486966     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (16)

1. U.S. Air Force, Engine Structural Integrity Program, Military Standard 1783B, Aeronautical Systems Center, Wright-Patterson Air Force Base, OH, 31 May 2002, 〈http://www.dscr.dla.mil/fscap2/Policy/MilHDBK1783B.pdf〉
2. L. Christodoulou and J. M. Larsen, "Using Materials Prognosis to Maximize the Utilization Potential of Complex Mechanical Systems," JOM, March 2004, 15-19.
3. L. Christodoulou and J. M. Larsen, "Materials Damage Prognosis: A Revolution in Asset Management," in this proceedings, TMS, 2005.
4. G. Jago, J. Bechet, C. Bathias. "Microstructures/property relationships in Ti-6.2.4.6 alloy: A microstructural approach to the fatigue damage," Titanium '95: Science and Technology. Vol. II, (1996) 1203-1210.
5. G. Jago, J. Bechet. "Influence of microstructure of (α+β) Ti6.2.4.6 alloy on high cycle fatigue and tensile test behavior," Fatigue Fract. Engr. Mater. Struct. 22, (1999) 647-655.
6. S. K. Jha, J. M. Larsen, A. H. Rosenberger, G. A. Hartman. "Dual fatigue failure modes in Ti-6Al-2Sn-4Zr-6Mo and consequences on probabilistic life prediction," Scripta Materialia. (48), (2003) 1637-1642.
7. S. K. Jha, J. M. Larsen, A. H. Rosenberger, G. A. Hartman. "Variability in fatigue life of Ti-6Al-2Sn-4Zr-6Mo," Materials Science and Engineering A. Accepted May 2003.
8. H. Mayer. "Fatigue crack growth and threshold measurements at very high frequencies," International Materials Reviews. 44, Number 1,(1999) 1-34.
9. L. Willertz. "Ultrasonic fatigue," International Metals Reviews. No. 2, (1980) 65-78.
10. A. Shyam, C. J. Torbet, S.K. Jha, J.M. Larsen, M.J. Caton, C.J. Szczepanski, T.M. Pollock, J.W. Jones. "Development of Ultrasonic Fatigue for Rapid, High Temperature Fatigue Studies in Turbine Engine Materials," Superalloys 2004. (2004) 259-268.
11. S. K. Jha, J. M. Larsen, C.G. Annis, A. H. Rosenberger, "Prediction of the Worst-Case Fatigue Failures of an □ + □ Titanium Alloy," in this proceedings.
12. P. Bado, W. Clark, A. Said. In Micromachining with Femtosecond Laser Pulses. Tauné DeBolt, ed. Clark-MXR Inc. (2001).
13. A. Shyam, Y. N. Picard, J. W. Jones, J. E. Allison, S. M. Yalisove. "Small fatigue crack propagation from micronotches in the cast aluminum alloy W319," Scripta Materialia. 50 (2004) 1109-1114.
14. J.C. Newman Jr., I.S. Raju. "An empirical stress-intensity factor equation for the surface crack," Engr Fract. Mech. 15 (1981) 185-192.
15. J. Chraponski, W. Szkliniarz. "Quantitative metallography of two-phase titanium alloys," Materials Characterization. 46 (2001) 149-154.
16. J. Tiley, T. Searles, E. Lee, S. Kar, R. Banerjee, J. C. Russ and H. L. Fraser. "Quantification of microstructural features in α/β titanium alloys," Materials Science and Engineering A 372 (2004) 191-198.