On stress relaxation, creep, and plastic flow (Q1088455)

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scientific article; zbMATH DE number 3990984
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English
On stress relaxation, creep, and plastic flow
scientific article; zbMATH DE number 3990984

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    On stress relaxation, creep, and plastic flow (English)
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    1986
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    Recently the author published a time-dependent theory of plasticity including recovery which treats creep strain and plastic strain as mathematically indistinguishable. After presenting a sketch of this theory, we establish the differential equation of low-temperature stress relaxation of the basis of a Mises-type material with kinematic hardening. Then we discuss high-temperature transient creep, steady-state creep, and Norton's rule results as an approximation with Sherby's exponent \(n=5\).
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    creep strain
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    plastic strain
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    low-temperature stress relaxation
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    Mises- type material
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    kinematic hardening
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    high-temperature transient creep
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    steady-state creep
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    Norton's rule
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    approximation with Sherby's exponent
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