日本金属学会誌

J. Japan Inst. Metals, Vol. 55, No. 11 (1991),
pp. 1189-1193

A Physical Explanation for the Constitutive Creep Equation of the Modified Theta Concept

Kouichi Maruyama1 and Hiroshi Oikawa1

Department of Materials Science, Faculty of Engineering, Tohoku University, Sendai

Abstract:

The theta concept has been proposed to predict long-term creep properties. Several constitutive creep equations have been used in the concept to describe creep curve up to tertiary creep stage, for example


(Received 1991/7/17)

Keywords:

creep deformation, non-steady-state creep, constitutive creep equation, theta concept, dislocation creep model


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