Crack initiation in the brittle fracture of ferritic steels

Fatigue and Fracture of Engineering Materials and Structures

Volumn 29, Issue 9-10, 2006, Pages 661-671

  Coates, M ^a   Kumar, A ^a   Roberts, Steve G ^a  

^a UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

Brittle; Carbide; Ductile brittle transition; Fracture; Fracture initiation; Steel

Indexed keywords

ANNEALING; BRITTLE FRACTURE; CARBIDES; CRACK INITIATION; DUCTILE FRACTURE; FERRITE; PLASTICITY; SCANNING ELECTRON MICROSCOPY; TRANSMISSION ELECTRON MICROSCOPY;

FERRITIC STEELS; FOUR-POINT BEND TESTS;

STEEL;

EID: 33747155009     PISSN: 8756758X     EISSN: 14602695     Source Type: Journal    
DOI: 10.1111/j.1460-2695.2006.01002.x     Document Type: Article

References (20)

1. Stroh, A. N. (1957) A theory of the fracture of metals. Adv. Phys. 6, 418-465.
2. Bošanský, J. and Šmida, T. (2002) Deformation twins-probable inherent nuclei of cleavage fracture in ferritic steels. Mater. Sci. Engng A 323, 198-205.
3. McMahon, C. J. and Cohen, M. (1965) Initiation of cleavage in polycrystalline iron. Acta Metall. 13, 591-604.
4. Almond, E. A., Timbres, D. H. and Embury, J. D. (1969) The influence of second phase particles on brittle fracture. In Proc. 2nd international conference on fracture: Brighton UK (Edited by P. L. Pratt) Chapman and Hall, London, 253-265.
5. Wang, G. Z. and Chen, J. H. (1996) A comparison of fracture behaviour of low alloy steel with different sizes of carbide precipitates. Metall. Mater. Trans. A 27, 1909-1917.
6. Wang, G. Z., Liu, Y. G. and Chen, J. H. (2004) Investigation of cleavage fracture initiation in notched specimens of a C-Mn steel with carbides and inclusions. Mater. Sci. Engng A 369, 181-191.
7. Tweed, J. H. and Knott, J. F. (1987) Micromechanisms of failure in C-Mn weld metals. Acta Metall. 35, 1401-1414.
8. Ortner, S. R. and Hippsley, C. A. (1996) Two component description of ductile to brittle transition in ferritic steel. Mater. Sci. Technol. 12, 1035-1042.
9. Liu, C. T. and Gurland, J. (1968) The fracture behaviour of spheroidized steels. Trans. ASM 61, 156-167.
10. Curry, D. A. and Knott, J. F. (1978) Effects of microstructure on cleavage fracture stress in steel. Met. Sci. 12, 511-514.
11. Ritchie, R. O., Knott, J. F. and Rice, J. R. (1973) On the relationship between critical tensile stress and fracture toughness in mild steel. J. Mech. Phys. Solids 21, 395-410.
12. Margolin, Z., Shvetsova, V. A. and Karzov, G. P. (1997) Brittle fracture of nuclear pressure vessel steels - I Local criterion for fracture. Int. J. Press. Vessels. Pip. 72, 73-87.
13. Roberts, S. G., Noronha, S. N., Wilkinso, A. J. and Hirsch, P. B. (2002) Modelling the initiation of cleavage fracture of ferritic steels. Acta Mater. 50, 1229-1244.
14. Bowen, P., Druce, S. G. and Knott, J. F. (1986) Effects of microstructure on cleavage fracture in pressure-vessel steel. Acta Metall. 34, 1121-1131.
15. Bowen, P., Druce, S. G. and Knott, J. F. (1987) Micromechanical modeling of fracture-toughness. Acta Metall. 35, 1735-1746.
16. Beremin, F. (1983) A local criterion for cleavage fracture of nuclear pressure vessel steel. Metall. Trans. A 14, 2277-2287.
17. Wallin, K. (1984) A statistical model for carbide induced brittle fracture in steel. Met. Sci. 18, 13-16.
18. Wallin, K., Saario, T. and Torronen, K. (1986) Fracture of brittle particles in a ductile matrix. Int. J. Fract. 32, 201-209.
19. Green, D. J. (1998) An Introduction to the Mechanical Properties of Ceramics. Cambridge University Press, Cambridge, UK.
20. Marakumi, Y. (1987) Stress Intensity Factors Handbook. Pergamon Press, Oxford, UK.