Influence of T-stress, cohesive strength and yield strength on the competition between decohesion and plastic flow in a crack edge vicinity

International Journal of Fracture

Volumn 100, Issue 2, 1999, Pages 133-142

  Broberg, K B ^a  

^a UNIVERSITY COLLEGE DUBLIN   (Ireland)

Author keywords

Cell model; Cohesive strength; Fracture toughness; Process region; T stress

Indexed keywords

CRACKS; ELASTICITY; FRACTURE TOUGHNESS; MATHEMATICAL MODELS; PLASTIC FLOW; PLASTICITY; STRENGTH OF MATERIALS; STRESS ANALYSIS; YIELD STRESS;

CELL MODEL; COHESIVE STRENGTH; DECOHESION;

FRACTURE MECHANICS;

EID: 0033224223     PISSN: 03769429     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1018375121155     Document Type: Article

References (8)

1. Andersson, H. and Bergkvist, H. (1970). Analysis of a nonlinear crack model. Journal of the Mechanics and Physics of Solids 18, 1-28.
2. Du, Z.-Z. and Hancock, J.W. (1991). The effect of non-singular stresses on crack-tip constraint. Journal of the Mechanics and Physics of Solids 39, 555-567.
3. Faleskog, J. and Shih, F.C. (1997). Micromechanics of Coalescence - I. Synergistic effects of elasticity, plastic yielding and multi-size-scale voids. Journal of the Mechanics and Physics of Solids 45, 21-50.
4. O'Dowd, N.P., Shih, C.F. and Dodds, R.H. (1994). The role of geometry and crack growth on constraint and implications for ductile/brittle fracture. In Constraints Effects in Fracture: Theory and Applications, ASTM STP 1244, (Edited by M. Kirk and A. Bakker), American Society for Testing and Materials. Philadelphia 1-26.
5. Sjöberg, F. and Ståhle, P. (1992). On the autonomy of the process region. International Journal of Fracture 54, 1-20.
6. Tvergaard, V. and Hutchinson, J.W. (1992). On the relation between crack growth resistance and fracture process parameters in elastic-plastic solids. Journal of the Mechanics and Physics of Solids 40, 1377-1397.
7. Tvergaard, V. and Hutchinson, J.W. (1994). Effect of T-stress on mode I crack growth resistance in a ductile solid. International Journal of Solids and Structures 31, 823-833.
8. Xia, L. and Shih, C.F. (1995). Ductile crack growth - I. A numerical study using computational cells with microstructurally-based length scales. Journal of the Mechanics and Physics of Solids 43, 233-259.