Residual Stress and Critical Crack Size before and after Post-Weld Heat-Treatment

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Residual Stress and Critical Crack Size before and after Post-Weld Heat-Treatment

M. Law, A. Paradowska, N. Hoye, P. Grace

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Abstract. Post-weld heat-treatment (PWHT) is performed to reduce residual stress, but is not always possible to perform. The residual stresses on a thick section weld on a gas pipeline were determined before and after PWHT to assess residual stress and critical defect sizes.

Keywords
Welding, Neutrons, Residual Stress, PWHT

Published online 1/13/2017, 6 pages
Copyright © 2016 by the author(s)
Published under license by Materials Research Forum LLC., Millersville PA, USA

Citation: M. Law, A. Paradowska, N. Hoye, P. Grace, ‘Residual Stress and Critical Crack Size before and after Post-Weld Heat-Treatment’, Materials Research Proceedings, Vol. 2, pp 603-608, 2017

DOI: http://dx.doi.org/10.21741/9781945291173-102

The article was published as article 102 of the book Residual Stresses 2016

Content from this work may be used under the terms of the Creative Commons Attribution 3.0 licence. Any further distribution of this work must maintain attribution to the author(s) and the title of the work, journal citation and DOI.

References
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