Experimental investigations of welding induced temperature gradients and distortions in a segment of an OSD

Arvid Maarleveld*, David Malschaert, Milan Veljkovic

*Corresponding author for this work

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

16 Downloads (Pure)

Abstract

Orthotropic bridge decks are susceptible to fatigue cracks which are influenced by the thickness of their components, welding procedure, type of the weld, the position of the considered detail in relation to the local loading condition and by residual stresses due to welding. The above-mentioned parameters determine the detail category for fatigue resistance. This research focuses on an experimental investigation of the temperature distribution and distortions due to the welding of a connection between the deck plate, longitudinal stiffener and crossbeam. Three specimens were welded with dimensions of: 900x400 mm deck plate, 350mm deep trapezoidal longitudinal stiffener and 600mm long crossbeam in a workshop of a bridge fabricator. The crossbeams were manufactured with Haibach cope holes. The thickness of the deck plate and crossbeam was 15 mm, and the thickness of the longitudinal stiffener was 8mm. During the welding, the temperature was measured using a FLIR

Original languageEnglish
Title of host publicationIABSE Symposium Prague, 2022
Subtitle of host publicationChallenges for Existing and Oncoming Structures - Report
PublisherInternational Association for Bridge and Structural Engineering (IABSE)
Pages800-809
Number of pages10
ISBN (Electronic)9783857481833
Publication statusPublished - 2022
EventIABSE Symposium Prague 2022: Challenges for Existing and Oncoming Structures - Prague, Czech Republic
Duration: 25 May 202227 May 2022

Conference

ConferenceIABSE Symposium Prague 2022: Challenges for Existing and Oncoming Structures
Country/TerritoryCzech Republic
CityPrague
Period25/05/2227/05/22

Bibliographical note

Green Open Access added to TU Delft Institutional Repository ‘You share, we take care!’ – Taverne project https://www.openaccess.nl/en/you-share-we-take-care Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • distortions
  • fatigue
  • OBD
  • residual stresses
  • welding

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