原子炉冷却材配管溶接継手の残留応力の固有ひずみ法による測定

中長 啓治; 前川 晃; 佐藤 玲子; 笠原 憲文

doi:10.14920/jwstaikai.2010f.0.31.0

Preprints of the National Meeting of JWS

Session ID : 131

DOI https://doi.org/10.14920/jwstaikai.2010f.0.31.0

Conference information

Host: Japan Welding Society

Mesurement of Welding Residual Stress of Coolant Pipe Joint in Nuclear Reactor Plant by Inherent Strain Method

Keiji Nakacho, Akira Maekawa, Reiko Sato, *Norifumi Kasahara

Author information

Keywords: nuclear reactor coolant pipe, welding residual stress, measurement, inherent strain method

CONFERENCE PROCEEDINGS FREE ACCESS

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Abstract

The welding residual stress of coolant pipe joint in nuclear plant is measured by inherent strain method.Final goal of this study is to obtain the three-dimensional distribution.In this study, the measurement is conducted at the location in quasi-stationary state.

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