Influence of a finite notch root radius on fracture toughness

Journal of the European Ceramic Society

Volumn 25, Issue 5, 2005, Pages 543-547

  Fett, Theo ^a  

^a KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

Author keywords

Crack tip toughness; Fracture toughness; Notch effect; R curve; Testing

Indexed keywords

BARS (METAL); COMPUTATIONAL METHODS; CRACK INITIATION; CRACKS; DATA ACQUISITION;

NOTCH ROOT RADIUS; R-CURVE BEHAVIORS;

FRACTURE TOUGHNESS;

FRACTURE TOUGHNESS;

EID: 12444316110     PISSN: 09552219     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jeurceramsoc.2004.01.010     Document Type: Article

References (8)

1. Nishida, T., Pezzotti, G., Mangialardi, T. and Paolini, A. E., Fracture mechanics evaluation of ceramics by stable crack propagation in bend bar specimens. In Fracture Mechanics of Ceramics, Vol 11, ed. R. C. Bradt, D. P. H. Hasselman, D. Munz, M. Sakai and V. Y. Shevchenko. 1996, pp. 107-114.
2. Kübler J. Fracture toughness using the SEVNB method: Preliminary results Ceram. Eng. Sci. Proc. 18 1997 155-162
3. Fett, T. and Munz, D., Stress Intensity Factors and Weight Functions. Computational Mechanics Publications, Southampton, 1997.
4. Fett T. Estimated stress intensity factors for semi-elliptical cracks in front of narrow circular notches Eng. Fract. Mech. 64 1999 S.357-S.362
5. Damani R. Gstrein R. Danzer R. Critical notch-root radius effect in SENB-S fracture toughness testing J. Eur. Ceram. Soc. 16 1996 695-702
6. Damani R.J. Schuster C. Danzer R. Polished notch modification of SENB-S fracture toughness testing J. Eur. Ceram. Soc. 17 1997 1685-1689
7. Rudolph, E., contribution to [2].
8. Kounga, A. B., Yousef, S. G., Fett, T. and Rödel, J., Crack tip toughness of coarse-grained alumina. J. Mater. Sci. Lett., in press.