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HomeMaterials Science ForumMaterials Science Forum Vols. 414-415The Role of an Anisotropy of the Elastic Moduli in...

The Role of an Anisotropy of the Elastic Moduli in the Determination of the Elastic Limit Value

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Materials Science, Testing and Informatics I

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Periodical:

Materials Science Forum (Volumes 414-415)

Pages:

311-316

DOI:

https://doi.org/10.4028/www.scientific.net/MSF.414-415.311

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Online since:

January 2003

Authors:

János Prohászka, János Dobránszky

Keywords:

Anisotropy, Dispersion of Mechanical Properties, Elastic Compliance, Elastic Modulus, Frank-Read Source, Plastic Deformation, Schmid Factor

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© 2003 Trans Tech Publications Ltd. All Rights Reserved

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[1] Wyatt OH, Dew-Hughes D: Metals, Ceramics and Polymers, Cambridge University Press, 1974, p.423.

[2] Wilson: J. Inst. Metals, 1966, 94, p.84

[3] Prohászka J: The effect of anisotropy of Young modulus on the beginning of plastic deformation, Proc. IMMM'97, MIE University, Tsu, Japan, pp.13-20. 2,957 1,107 1,024 2,020 0 50 100 150 200 250 300 0 0,5 1 Elongation, ε [ % ] Tensile stress, [ MPa ] 0 0,5 1 1,5 2 2,5 3 MAX min Tensile stress of copper samples Tensile stress σmax / σmin Figure 6. � The tensile test diagram indicating the dispersion of Cu-sample

DOI: 10.3403/30114786u