Near threshold fatigue crack growth at positive load ratio in aluminium alloys at low and ultrasonic frequency: Influences of strain rate, slip behaviour and air humidity

International Journal of Fatigue

Volumn 26, Issue 1, 2004, Pages 27-38

  Holper, B ^a   Mayer, H ^a   Vasudevan, A K ^b   Stanzl Tschegg, S E ^a  

^a UNIVERSITY OF NATURAL RESOURCES AND LIFE SCIENCES   (Austria)

^b OFFICE OF NAVAL RESEARCH   (United States)

Author keywords

2024; 7075; Air humidity; Fatigue; Load ratio; Strain rate; Threshold

Indexed keywords

ALUMINUM ALLOYS; ATMOSPHERIC HUMIDITY; CRACK PROPAGATION; CRYSTALLOGRAPHY; STRAIN RATE;

THRESHOLD STRESS;

FATIGUE TESTING;

EID: 0242574354     PISSN: 01421123     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0142-1123(03)00092-6     Document Type: Article

References (52)

1. Stanzl S., Mitsche R. High frequency fatigue of metals, crack initiation and propagation. Proc Int Conf Fract 4, Waterloo Canada, IIB :1977;749-754.
2. Purushothaman S., Tien J.K. Slow crystallographic fatigue crack growth in a nickel-base alloy. Metall Trans. 9A:1978;351-355.
3. Mayer H. Fatigue crack growth and threshold measurements at very high frequencies. Int Mater Rev. 44:(1):1999;1-36.
4. Stanzl-Tschegg S.E. Ultrasonic fatigue. Proc 6th Int Fatigue Congress, Berlin, III :1996;1887-1898 Elsevier Science.
5. Stanzl S. A new experimental method for measuring life time and crack growth of materials under multi-stage and random loadings. Ultrasonics. 19:(6):1981;269-272.
6. Mayer H.R., Stanzl-Tschegg S.E., Tan D.M. FEM-modelling of stress intensity factors during fatigue crack growth at ultrasonic frequencies. Engng Fract Mech. 45:(4):1993;487-495.
7. Wu T., Bathias C. Application of fracture mechanics concepts in ultrasonic fatigue. Engng Fract Mech. 47:(5):1994;683-690.
8. Holper B., Mayer H., Vasudevan A.K., Stanzl-Tschegg S.E. Near threshold fatigue crack growth in aluminium alloys at low and ultrasonic frequency: Influences of specimen thickness, strain rate, slip behaviour and air humidity. Int J Fatigue. 25:(5):2003;397-411.
9. Taylor D., Knott J.F. The effect of frequency on fatigue crack propagation rate. Proc 6th Int Conf Fract, New Delhi, 3 :1984;1759-1766 Pergamon Press.
10. Shih Y.-S., Chen J.-J. The frequency effect on the fatigue crack growth rate of 304 stainless steel. Nucl Engng Design. 191:1999;225-230.
11. Baik Y.M., Kim K.S. The combined effect of frequency and load level on fatigue crack growth in stainless steel 304. Int J Fatigue. 23:2001;417-425.
12. Speidel M.O., Stanzl S., Tschegg E. Ermüdung von Stahl X20Cr13, Rißwachstum bei Lastwechselfrequenzen von 10-3 bis zu 21 kHz. Bestimmung des Grenzwertes ΔKo mit Ultraschall. Z Werkstofftech. 11:1980;305-308.
13. Tschegg E.K., Ritchie R.O., Stanzl E. Ultrasonic methods for determination of near-threshold fatigue crack growth rates. Proc Int Conf on Fatigue Thresholds, Stockholm, 1 :1981;99-112 EMAS, Warley, UK.
14. Stanzl S.E., Tschegg E.K. Fatigue crack growth and threshold behaviour at ultrasonic frequencies. Lewis J.C., Sines G. Fracture Mechanics: 14th Symposium-Vol. II: Testing and Applications, ASTM STP 791 :1984;3-18 ASTM, Philadelphia.
15. Bowe K.H., Hornbogen E., Stanzl S.E. Definition, Messung und Anwendung bruchmechanischer Kennwerte von grauen Gußeisen. Z Werkstofftech. 16:1985;333-343.
16. Lukás P., Kunz L., Knésl Z., Weiss B., Stickler R. Fatigue crack propagation rate and the crack tip plastic strain amplitude in polycrystalline copper. Mater Sci Engng. 70:1985;91-100.
17. Hoffelner W. The influence of frequency on fatigue crack propagation of some heat resisting alloys using ultrasonic fatigue. Proc 1st Int Conf on Fatigue and Corrosion Fatigue up to Ultrasonic Frequencies, Philadelphia :1982;461-472 The Metall Soc of AIME.
18. Stanzl S.E., Czegley M., Mayer H.R., Tschegg E.K. Fatigue crack growth under combined mode I and mode II loading, STP 1020. Wei R.P., Gangloff R.P. Fracture mechanics: Perspectives and directions. 1989;479-496 ASTM, Philadelphia.
19. Bathias C., Alami K.E., Wu T.Y. Influence of mean stress on Ti6Al4V fatigue crack growth at very high frequencies. Engng Fract Mech. 56:(2):1997;255-264.
20. Boyce B.L., Ritchie R.O. Effect of load ratio and maximum stress intensity on fatigue threshold in Ti-6Al-4V. Engng Fract Mech. 68:2001;129-147.
21. Bathias C. Relation between endurance limits and thresholds in the field of gigacycle fatigue. Newman J.C., Piascik R.S. Fatigue crack growth thresholds, endurance limits, and design, ASTM STP 1372. 2000;135-154 Am Soc Test Mater, West Conshohocken.
22. Bradshaw F.J., Wheeler C. The influence of gaseous environment and fatigue frequency on the growth of fatigue cracks in some aluminium alloys. Int J Fract Mech. 5:(4):1969;255-268.
23. Wei R.P. Some aspects of environment-enhanced fatigue-crack growth. Engng Fract Mech. 1:1970;633-651.
24. Lankford J., Davidson D.L. Fatigue crack micromechanisms in ingot and powder metallurgy 7xxx aluminum alloys in air and vacuum. Acta Metall. 31:(8):1983;1273-1284.
25. Davidson D.L., Lankford J. The effect of water vapor on fatigue crack tip mechanics in 7075 -T651 aluminium alloy. Fatigue Fract Engng Mater Struct. 6:(3):1983;241-256.
26. McEvily A.J., Gonzalez-Velazquez J.L. Fatigue crack tip deformation process as influenced by the environment. Metall Trans. 23A:1992;2211-2221.
27. Ricker R.E., Duquette D.J. The role of hydrogen in corrosion fatigue of high purity Al-Zn-Mg exposed to water vapor. Metall Trans A. 19A:1988;1775-1783.
28. Lynch S.P. Environmentally assisted cracking: Overview of evidence for an adsorption-induced localised-slip process. Acta Metall. 36:(10):1988;2639-2661.
29. Henaff G., Marchal K., Petit J. On fatigue crack propagation enhancement by a gaseous atmosphere: experimental and theoretical aspects. Acta Metall. 43:(8):1995;2931-2942.
30. Wei R.P. Rate controlling processes and crack growth response. Bernstein I.M., Thompson A.W. Hydrogen effects in metals. 1980;677-689 TMS.
31. Holroyd N.J.H., Hardie D. Factors controlling crack velocity in 7000 series aluminium alloys during fatigue in an aggressive environment. Corrosion Sci. 23:(6):1983;527-546.
32. Stanzl-Tschegg S.E., Mayer H.R., Tschegg E.K. The influence of air humidity on near-threshold fatigue crack growth of 2024-T3 aluminium alloy. Mater Sci Engng A. 147:1991;45-54.
33. Mayer H., Papakyriacou M., Pippan R., Stanzl-Tschegg S. Influence of loading frequency on the high cycle fatigue properties of AlZnMgCu1.5 aluminium alloy. Mater Sci Engng A. 314:2001;51-57.
34. Papakyriacou M., Mayer H., Fuchs U., Stanzl-Tschegg S.E., Wei R.P. Influence of atmospheric moisture on slow fatigue crack growth at ultrasonic frequency in aluminium and magnesium alloys. Fatigue Fract Engng Mater Struct. 25:(8/9):2002;795-804.
35. Stanzl S., Tschegg E. Influence of environment on fatigue crack growth in the threshold region. Acta Metall. 29:1981;21-32.
36. Stanzl S.E., Tschegg E.K. Effect of environment on near-threshold fatigue crack growth at ultrasonic frequencies. Proc 1st Int Conf on Fatigue and Corrosion Fatigue up to Ultrasonic Frequencies, Philadelphia :1982;553-561 The Met Soc of AIME.
37. Suresh S., Vasudevan A.K., Bretz P.E. Mechanism of slow fatigue crack growth in high strength aluminium alloys: role of microstructure and environment. Metall Trans. 15A:1984;369-379.
38. Petit J., Fouquet J.D., Henaff G. Influence of ambient atmosphere on fatigue crack growth behaviour of metals. Carpinteri A. Handbook of fatigue crack propagation in metallic structures, 2. 1994;1159-1203 Elsevier Science, Amsterdam.
39. Suresh S. Fatigue crack deflection and fracture surface contact: Micromechanical models. Metall Trans. 16A:1983;249-260.
40. ASTM Designation E647-00: Standard test method for measurement of fatigue crack growth rates, 2000.
41. Blom A.F. Near-threshold fatigue crack growth and crack closure in 17-4 PH steel and 2024-T3 aluminium alloy. Proc Fatigue crack growth threshold concepts, Philadelphia, PA :1983;263-279 The Metall Soc of AIME.
42. Ibrahim F.K. The effects of stress ratio, compressive peak stress and maximum stress level on fatigue behaviour of 2024-T3 aluminium alloy. Fatigue Fract Engng Mater Struct. 12:(1):1989;1-8.
43. Mackay T.L. Fatigue crack propagation rate at low ΔK of two aluminum sheet alloys, 2024-T3 and 7075-T6. Engng Fract Mech. 11:1979;753-761.
44. Laird C., Charsley P. Strain rate sensitivity effects in cyclic deformation and fatigue fracture. Proc 1st Int Conf on Fatigue and Corrosion Fatigue up to Ultrasonic Frequencies, Philadelphia :1982;187-205 The Metall Soc of AIME.
45. Caton MJ. PhD thesis: Predicting fatigue properties of cast aluminium by characterizing small-crack propagation behavior. Ann Arbor, MI: University of Michigan; 2001.
46. Stanzl-Tschegg S.E., Mayer H.R. Fatigue and fatigue crack growth of aluminium alloys at very high numbers of cycles. Int J Fatigue. 23:(S2001):2001;231-237.
47. Carstensen J., Mayer H., Bronsted P. Very high cycle regime fatigue of thin walled tubes made from austenitic stainless steel. Fatigue Fract Engng Mater Struct. 25:(8/9):2002;837-844.
48. Elber W. The significance of crack closure. Damage tolerance in aircraft structures, ASTM STP 486. 1971;230-242 ASTM, Philadelphia.
49. Vasudevan A.K., Sadananda K. Classification of fatigue crack growth behaviour. Metall Trans. 26A:1995;1221-1234.
50. Wei R.P., Gao P.S., Hart G., Weir T.W., Simmons G.W. Fracture mechanics and surface chemistry studies of fatigue crack growth in an aluminium alloy. Metall Trans A. 11A:1980;151-185.
51. Gao M., Pao P.S., Wei R.P. Chemical and metallurgical aspects of environmentally assisted fatigue crack growth in 7075-T651 aluminium alloy. Metall Trans A. 19A:1988;1739-1750.
52. Achter M.R. The adsorption model for environmental effects in fatigue crack propagation. Scripta Metall. 2:1968;525-528.