Residual stress measurements in single and multi-pass groove weld specimens using neutron diffraction and the contour method

M. Kartal, M. Turski, G. Johnson, M. E. Fitzpatrick, S. Gungor, P. J. Withers, L. Edwards

    Research output: Chapter in Book/Conference proceedingChapterpeer-review

    Abstract

    This paper describes the measurement of longitudinal residual stresses within specially designed 200x180x25 mm groove weld specimens. The purpose of these measurements was to compare the residual stress field arising from single and multi-pass weld beads laid down within the constraint of a groove in order to validate finite element simulations of the welding process. Measurements were made over the cross section at the mid-bead length, utilising the relatively new Contour method and neutron diffraction. Results from these measurements indicate a larger peak tensile longitudinal residual stresses within the weld region of the multi-pass weld sample. Good agreement is found between both techniques.
    Original languageEnglish
    Title of host publicationMaterials Science Forum
    Pages671-676
    Number of pages5
    Volume524-525
    DOIs
    Publication statusPublished - 2006
    Event7th European Conference on Residual Stresses, ECRS 7 - Berlin
    Duration: 1 Jul 2006 → …
    http://<Go to ISI>://000241187200021

    Publication series

    NameMaterials Science Forum

    Other

    Other7th European Conference on Residual Stresses, ECRS 7
    CityBerlin
    Period1/07/06 → …
    Internet address

    Keywords

    • Contour method
    • Neutron diffraction
    • Residual stress
    • Welding

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