Mathematical Modeling of the Technological Process of Residual Stresses Relief in Metals at Low-Temperature Exposure

Publisher: Trans Tech Publications

E-ISSN: 1662-9795|2016|685|27-31

ISSN: 1013-9826

Source: Key Engineering Materials, Vol.2016, Iss.685, 2016-03, pp. : 27-31

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Abstract

Low-temperature technological process of residual stresses relief in metals is modeled. The paper presents the mode of a slow heating stage, holding stage at a constant temperature and slow cooling stage. The holding stage is simulated with creeping properties of materials. Boundary problems are examined and patterns that are responsible for the removal of residual stresses are described. In Norton creep conditions we obtained analytical solutions.