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Dependence of the yield point of polymer materials on hydrostatic pressure and certain plasticity criteria. / Gol'dman, A. Ya; Freidin, A. B.; Lebedev, A. A.

In: Strength of Materials, Vol. 15, No. 3, 03.1983, p. 373-377.

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Gol'dman, A. Ya ; Freidin, A. B. ; Lebedev, A. A. / Dependence of the yield point of polymer materials on hydrostatic pressure and certain plasticity criteria. In: Strength of Materials. 1983 ; Vol. 15, No. 3. pp. 373-377.

BibTeX

@article{ffb8e7b0803a4865b1c793d2c9efa90f,
title = "Dependence of the yield point of polymer materials on hydrostatic pressure and certain plasticity criteria",
abstract = "1. The yield criteria recommended for polymers, in which the effect of hydrostatic pressure is formally reflected, are insufficiently reliable and can be used in engineering computations only for special cases of loading. 2. The strength criteria of polymer materials should be included as an independent parmeter of the third invariant of the stress deviator. To define the structure of the criterion more precisely, it is necessary to acquire in a rational manner experimental data on the mechanical properties of polymers in a complex stressed state. 3. A discontinuity in the convexity of the limiting surface, which is associated with structural changes in the material and with a change in the deformation mechanisms of the polymers at high levels of hydrostatic pressure, is observed experimentally.",
author = "Gol'dman, {A. Ya} and Freidin, {A. B.} and Lebedev, {A. A.}",
year = "1983",
month = mar,
doi = "10.1007/BF01523186",
language = "English",
volume = "15",
pages = "373--377",
journal = "Strength of Materials",
issn = "0039-2316",
publisher = "Springer Nature",
number = "3",

}

RIS

TY - JOUR

T1 - Dependence of the yield point of polymer materials on hydrostatic pressure and certain plasticity criteria

AU - Gol'dman, A. Ya

AU - Freidin, A. B.

AU - Lebedev, A. A.

PY - 1983/3

Y1 - 1983/3

N2 - 1. The yield criteria recommended for polymers, in which the effect of hydrostatic pressure is formally reflected, are insufficiently reliable and can be used in engineering computations only for special cases of loading. 2. The strength criteria of polymer materials should be included as an independent parmeter of the third invariant of the stress deviator. To define the structure of the criterion more precisely, it is necessary to acquire in a rational manner experimental data on the mechanical properties of polymers in a complex stressed state. 3. A discontinuity in the convexity of the limiting surface, which is associated with structural changes in the material and with a change in the deformation mechanisms of the polymers at high levels of hydrostatic pressure, is observed experimentally.

AB - 1. The yield criteria recommended for polymers, in which the effect of hydrostatic pressure is formally reflected, are insufficiently reliable and can be used in engineering computations only for special cases of loading. 2. The strength criteria of polymer materials should be included as an independent parmeter of the third invariant of the stress deviator. To define the structure of the criterion more precisely, it is necessary to acquire in a rational manner experimental data on the mechanical properties of polymers in a complex stressed state. 3. A discontinuity in the convexity of the limiting surface, which is associated with structural changes in the material and with a change in the deformation mechanisms of the polymers at high levels of hydrostatic pressure, is observed experimentally.

UR - http://www.scopus.com/inward/record.url?scp=34250149241&partnerID=8YFLogxK

U2 - 10.1007/BF01523186

DO - 10.1007/BF01523186

M3 - Article

AN - SCOPUS:34250149241

VL - 15

SP - 373

EP - 377

JO - Strength of Materials

JF - Strength of Materials

SN - 0039-2316

IS - 3

ER -

ID: 89706549