The Effect of Stress Ratio During Crack Propagation and Fatigue for 2024-T3 and 7075-T6 Aluminum

ASTM Special Technical Publication

Volumn STP 462, Issue , 1970, Pages 1-14

  Walker, K ^a  

^a LOCKHEED MARTIN   (United States)

Author keywords

aluminum alloys; crack propagation; fatigue; fracture mechanics; notch stress; Stress ratio

Indexed keywords

ALUMINUM ALLOYS; CRACK PROPAGATION; STRESSES;

2024-T3; 7075-T6; CRACKS PROPAGATION; EFFECT OF STRESS; EFFECTIVE STRESS; FRACTURES MECHANICS; MATERIALS CONSTANTS; NOTCH STRESS; SIMPLE++; STRESS RATIO;

FATIGUE OF MATERIALS;

EID: 85044968857     PISSN: 00660558     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1520/STP32032S     Document Type: Conference Paper

References (12)

1. Brock, D. and Schijve, J., "The Influence of the Mean Stress on the Propagation of Fatigue Cracks in Aluminum Alloy Sheet," NLR-TR M.2111, Nationaal Lucht-en Ruimtevaart/Aboratorium, January, 1963.
2. McMillan, J. C. and Pelloux, R. M. N., "Fatigue Crack Propagation under Program and Random Loads," Fatigue Crack Propagation, ASTM STP 415, 1967, p. 505.
3. Erdogan, F., "Crack Propagation Theories," NASA CR90t, National Aeronautics and Space Administration, October, 1967.
4. Schijve, J., "Analysis of the Fatigue Phenomenon in Aluminum Alloys," NLR-TR M.2122, Nationaal Lucht-en Ruimtevaart/Aboratorium, April, 1964.
5. Hartman, A., Jacobs, F. A., Nederveen, A., and DeRijk, P., "Some Tests on the Effect of the Environment on the Propagation of Fatigue Cracks in Aluminum Alloys," NLR-TN M.2182, Nationaal Lucht-en Ruimtevaart/Aboratorium, May, 1967.
6. Grover, H. J., Bishop, S. M., and Jackson, L. R., "Fatigue Strength of Aircraft Materials- Axial Load Fatigue Tests on Unnotched Sheet Specimens of 24S-T3 and 75S-T6 Aluminum Alloys and of SAE 4130 Steel," NACA TN 2324, National Advisory Committee on Aeronautics, 1951.
7. Wang, D. Y., "Effect of Stress Ratio on Fatigue Crack Growth and Mode of Fracture in 2024-T3 and 7075-T6 Aluminum Alloys in Low-Cycle Ranges," AFML-TR-66-216, Air Force Materials Laboratory, December, 1966.
8. Topper, T. H., Wetzel, R. M., and Morrow, JoDean, "Neuber's Notch Rule Applied to Fatigue of Notched Specimens," ASTMJournal of Materials, Vol. 4, No. 1, March, 1969, p. 200.
9. Wetzel, R. M., "Smooth Specimen Simulation of Fatigue Behavior of Notches," Journal of Materials, Vol. 3, No. 3, September, 1968, pp. 646-657.
10. Neuber, H., "Theory of Stress Concentration for Shear-Strained Prismatical Bodies with Arbitrary Nonlinear Stress Strain Law," Transactions, Journal of Applied Mechanics, American Society of Mechanical Engineers, Vol. 28, 1961, p. 544.
11. Grover, H. J., Bishop, S. M., and Jackson, L. R., "Fatigue Strengths of Aircraft Materials, Axial-Load Fatigue Tests on Notched Sheet Specimens of 24S-T3 and 75S-T6 Aluminum Alloys and of SAE 4130 Steel with Stress-Concentration Factors of 2.0 and 4.0," NACA-TN 2389, National Advisory Committee on Aeronautics, June, 1951.
12. Wilks, I. E. and Howard, D. M., "Effect of Mean Stress on the Fatigue Life of Alclad 24S-T3 and Alelad 75S-T6 Aluminum Alloy," WADC-TR 53-40, Wright Air Development Center, June, 1953.