MODELING OF THE INDENTATION INTO HARD AND BRITTLE MATERIALS

Authors

  • Petr Hanus
  • Dušan Zíta

DOI:

https://doi.org/10.46585/pc.2020.1.1546

Keywords:

Instrumented indentation, , brittle fracture, FEM

Abstract

This paper deals with a brief description of indentation modeling into hard and brittle materials, such as glass, laminated glass or various types of ceramics using the finite element method. The created model is very useful as a support for the indentation test because in this way we obtain other material characteristics that are difficult or even impossible to obtain experimentally, but also due to the detection of sources of measurement inaccuracies. Another benefit is the ability to investigate the response of an unknown combination of laminates and assess the suitability for use for a given purpose without the need to pre-fabricate the sample.

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References

CSN EN ISO 14577-1. 2002. Kovové materiály - Instrumentovaná vnikací zkouška stanovení tvrdosti a materiálových parametrů - Část 1. Zkušební metoda, 31s.

Ćorić, D., Rejnjo, M.M., a Ćurković, L. 2017. Vickers indentation fracture toughness of Y-TZP dental ceramics. International Journal of Refractory Metals and Hard Materials, 41(2), 14-19.

Lawn, B.R. a Evans A.G. 1977. A model for crack initiation in elastic/plastic indentation fields. Journal of Materials Science, 12, 2195-2199.

Lawn, B.R., Evans, A.G. a Marshall, D.B. 1980. Elastic/Plastic Indentation Damage in Ceramics: The Median/Radial Crack System. The American Ceramic Society, 63(9-10), 561-566.

Oliver, W.C. a Pharr, G.M., 2004. Measurement of hardness and elastic modulus by instrumented indentation: Advances in understanding and refinements to methodology. Journal of materials research, 19(1), 3-20.

Zíta, D. 2020. Modelování indentačních procesů. Disertační práce, 112 s. Univerzita Pardubice.

Published

2020-06-30

How to Cite

Hanus, P., & Zíta, D. (2020). MODELING OF THE INDENTATION INTO HARD AND BRITTLE MATERIALS. Perner’s Contacts, 15(1). https://doi.org/10.46585/pc.2020.1.1546

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Articles