Reduction in compressive strain to failure with increasing specimen size in pin-ended buckling tests

Composites Science and Technology

Volumn 57, Issue 9-10, 1997, Pages 1303-1308

  Wisnom, M R ^a   Atkinson, J W ^a   Jones, M I ^a  

^a UNIVERSITY OF BRISTOL   (United Kingdom)

Author keywords

A. Polymer matrix composites; B. Strength; Size effects

Indexed keywords

BENDING STRENGTH; BUCKLING; CARBON FIBER REINFORCED PLASTICS; COMPRESSION TESTING; STRAIN;

COMPRESSIVE FAILURES; PIN ENDED BUCKLING TESTS; POLYMER MATRIX COMPOSITES;

NONMETALLIC MATRIX COMPOSITES;

COMPOSITES, CARBON-FIBRE-REINFORCED; TESTING, BUCKLING;

EID: 0031225072     PISSN: 02663538     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0266-3538(97)00057-2     Document Type: Article

References (11)

1. Hitchon, J. W. and Phillips, D. C., The effect of specimen size on the strength of CFRP. Composites 1978, 9, 119-124.
2. Wisnom, M. R., The effect of specimen size on flexural strength of unidirectional carbon fibre-epoxy. Compos. Struct. 1991, 18, 47-63.
3. O'Brien, T. K. and Salpekar, S. A., Scale effects on the transverse tensile strength of graphite epoxy composites. In Composite Materials: Testing and Design Vol. 11, ASTM STP 1206. American Society for testing and Materials, Philadelphia, PA, 1993, pp. 23-52.
4. Wisnom, M. R. and Jones, M. I., Size effects in interlaminar tensile and shear strength of unidirectional glass fibre-epoxy. J. Reinf. Plast. Compos. 1996, 15, 2-15.
5. Reeder, J. R., Stitching vs a toughened matrix -compressive strength effects. J. Compos. Mater. 1995, 29, 2464-2487.
6. Wisnom, M. R., Analysis of shear instability under compression due to fibre waviness. J. Reinf. Plast. Compos. 1993, 12, 1171-1189.
7. Wisnom, M. R., The effect of fibre waviness on the relationship between compressive and flexural strengths of unidirectional composites. J. Compos. Mater. 1994, 28, 66-76.
8. Gardin, C., Grandidier, J. C. and Potier-Ferry, M., Compressive behaviour of composite materials: a theoretical and experimental study. In Proc. ICCM9, Madrid, July 1993. Woodhead Publishing Ltd, Cambridge, UK, Vol. III. pp. 301-307.
9. Swanson, S. R., Constraint effects in compression failure of fiber composites. In Proc. ICCM10, Whistler, Canada, August 1995. Woodhead Publishing Ltd, Cambridge, UK, Vol. I. pp. 739-746.
10. Drapier, S., Grandidier, J. C. and Potier-Ferry, M., Towards a model of the compression strength for long-fibre composites. Submitted to Eur. J. Mech.
11. Wisnom, M. R. and Atkinson, J. A., Constrained buckling tests show increasing compressive strain to failure with increasing strain gradient. Composites, in press.