Mechanisms-based creep constitutive equations for an aluminium alloy

The Journal of Strain Analysis for Engineering Design

Volumn 29, Issue 4, 1994, Pages 309-316

  Kowalewski, Z L ^a   Hayhurst, D R ^a   Dyson, B F ^b  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

^b NATIONAL PHYSICAL LABORATORY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

AGING OF MATERIALS; CAVITATION CORROSION; CREEP; FRACTURE; MATHEMATICAL MODELS; MICROSTRUCTURE; NONLINEAR EQUATIONS; NUMERICAL METHODS; OPTIMIZATION; PARTICLES (PARTICULATE MATTER); STRAIN; STRESSES;

CREEP CONSTRAINED CAVITATION; MECHANISMS BASED CONSTITUTIVE EQUATIONS; POWER LAW; RUPTURE BEHAVIOR; SINGLE STATE VARIABLE THEORY; TWO STATE VARIABLE THEORY;

ALUMINUM ALLOYS;

EID: 0028530040     PISSN: 03093247     EISSN: 20413130     Source Type: Journal    
DOI: 10.1243/03093247V294309     Document Type: Article

References (22)

1. Garofalo F. Fundamentals of creep and creep-rupture in metals, 1965 (Macmillan, New York).
2. Dorn J. E. Creep and fracture of metals at high temperatures, 1956 (Her Majesty's Stationary Office, London), p. 89.
3. Johnson A. E. Henderson J. Khan B. Complexstress creep relaxation and fracture of metallic alloys, 1962 (Her Majesty's Stationary Office, London).
4. Kachanov L. M. ‘Time of the fracture process under creep conditions’, Azv. Akad. Nauk., 1958, 8, 26.
5. Greenwood G. W. Creep life and ductility, International Congress on Metals. Cambridge, Microstructure and Des. Alloys, 1973, 2, 91.
6. Cocks A.C.F. Ashby M. F. ‘On creep fracture by void growth’, Prog. Mater. Sci., 1982, 27, 189.
7. Dyson B. F. McLean D. ‘Creep of nimonic 80A in torsion and tension’, Met. Sci., 1977, 11, 37–45.
8. Othman A. M. Hayhurst D. R. Dyson B. F. ‘Skeletal point stresses in circumferentially notched tension bars undergoing tertiary creep modelled with physically-based constitutive equations’, Proc. R. Soc. Lond., 1993, 441, 343–358.
9. Ashby M. F. Dyson B. F. Creep damage mechanics and mechanisms, advances in fracture research, Edited by Valluri S. R., et al, 1984 (Pergamon Press), pp. 3–36.
10. Dyson B. F. McLean M. ‘Particle coarsening σo and tertiary creep’, Acta Met., 1983, 31, 17–27.
11. Church J. M. Creep and creep crack growth behaviour and rupture of tubular components under multi-axial stress states, PhD thesis, University of Sheffield, 1992.
12. Hayhurst D. R. ‘Creep rupture under multi-axial states of stress’, J. Mech. Phys. Solids, 1972, 20, 381.
13. Hayhurst D. R. Morrison C. J. Leckie F. A. ‘Constitutive relations for creep damage under multi-axial non-proportional loading’, Proceedings of the 1UTAM Symposium on constitutive relations for finite deformation of polycrystalline metals, 1991 (Peking University Press, Beijing and Springer Verlag, Heidelburg), pp. 54–76.
14. Dyson B. F. Gibbons T. B. ‘Tertiary creep in nickel base superalloys: Analysis of experimental data and theoretical synergies’, Acta Met., 1987, 35, 2355–2369.
15. Hayhurst D. R. ‘Stress redistribution and rupture due to creep in a uniformly stretched thin plate containing a circular hole’, J. Appl. Mech., 1973, 40, 244–250.
16. Hayhurst D. R. Leckie F. A. Morrison C. J. ‘Creep rupture of notched bars’, Proc. R. Soc. Lond., 1978, A360, 243–264.
17. Hayhurst D. R. Dimmer P. R. Morrison C. J. ‘Development of continuum damage in the creep rupture of notched bars’, Phil. Trans. R. Soc. Lond., 1984, A311, 103–129.
18. Hayhurst D. R. Brown P. R. Morrison C. J. ‘The role of continuum damage in creep crack growth’, Phil. Trans. R. Soc. Lond., 1984, A311, 130–158.
19. Dyson B. F. ‘A new mechanism and constitutive law for creep of precipitation hardened engineering alloys’, NPL Report DMM A102, 1993.
20. Lifshitz I. M. Slyozov V. V. ‘The kinematics of precipitation from supersaturated solid solutions’, J. Phys. Chem. Solids, 1961, 19 (1), 35–50.
21. Dunne F. P. E. Othman A. M. Hall F. R. Hayhurst D. R. ‘Representation of uniaxial creep curves using continuum damage mechanics’, Int. J. Mech. Sci., 1990, 32 (11), 945–957.
22. NAG USER MANUAL., Minimising or maximising a function, 1989, Vol. 4.