Creep tests : Mathematical descriptions of creep and behavior laws

Mathematical descriptions of creep and behavior laws
Creep tests

Author : François SAINT-ANTONIN

Publication date: July 10, 1995 | Lire en français

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3. Mathematical descriptions of creep and behavior laws

$ε$ and $\dot{ε}$ over time

The variations of ε (and $\dot{ε}$ ) with time are often given by the sum of four functions:

ε = ε₁ + ε₂ + ε₃ + ε₄

with :

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Mathematical descriptions of creep and behavior laws

(1) - FROST (H.J.), ASHBY (M.F.) - Deformation-mechanism maps, The Plasticity and Creep of Metals and Ceramics. - Pergamon Press Oxford (1982).
(2) - FREDHOLM (A.), STRADEL (J.L.) - High temperature alloys their exploitable potential. - MARRIOTT (J.B.), MERZ (M.), NIHOUL (J.) et WARD (J.)...

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