Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel

Submerged arc welding (SAW) has been performed using slag-fresh flux mixture on duplex stainless steel plates. Experiments were performed by recycled slag-fresh flux mixtures with iron powder; iron powder is mixed to maintain and enhance the weld strength. The effect of composition variation of slag...

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Main Authors: Jindal Sandeep, Singh Harpreet
Format: Article
Language:English
Published: De Gruyter 2021-05-01
Series:Journal of the Mechanical Behavior of Materials
Subjects:
Online Access:https://doi.org/10.1515/jmbm-2021-0002
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author Jindal Sandeep
Singh Harpreet
author_facet Jindal Sandeep
Singh Harpreet
author_sort Jindal Sandeep
collection DOAJ
description Submerged arc welding (SAW) has been performed using slag-fresh flux mixture on duplex stainless steel plates. Experiments were performed by recycled slag-fresh flux mixtures with iron powder; iron powder is mixed to maintain and enhance the weld strength. The effect of composition variation of slag-fresh flux mixture on weld bead geometry parameters have been investigated quantitatively. Weld bead characteristics viz. bead width; bead height; penetration area; reinforcement area, form factor and dilution were observed by metallography operations for each experiment. For varying the composition of slag-fresh flux mixture, mixture design technique; Scheffe Quadratic Model (SQM) was used. Empirical relations were developed for weld bead characteristics in terms of fresh flux, slag and iron powder and statistically checked for significance. Finally, recycled slag-fresh flux composition was optimized using desirability approach.
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spelling doaj.art-e550e7a2a12b4a0f8808bd0a66267fd72022-12-22T03:13:46ZengDe GruyterJournal of the Mechanical Behavior of Materials0334-89382191-02432021-05-0130191810.1515/jmbm-2021-0002Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steelJindal Sandeep0Singh Harpreet1Department of Mechanical Engineering, Guru Jambheshwar University of Science and Technology, Hisar125001, IndiaDepartment of Mechanical Engineering, Guru Nanak Group of Institutions, Mullana (Ambala)133203, IndiaSubmerged arc welding (SAW) has been performed using slag-fresh flux mixture on duplex stainless steel plates. Experiments were performed by recycled slag-fresh flux mixtures with iron powder; iron powder is mixed to maintain and enhance the weld strength. The effect of composition variation of slag-fresh flux mixture on weld bead geometry parameters have been investigated quantitatively. Weld bead characteristics viz. bead width; bead height; penetration area; reinforcement area, form factor and dilution were observed by metallography operations for each experiment. For varying the composition of slag-fresh flux mixture, mixture design technique; Scheffe Quadratic Model (SQM) was used. Empirical relations were developed for weld bead characteristics in terms of fresh flux, slag and iron powder and statistically checked for significance. Finally, recycled slag-fresh flux composition was optimized using desirability approach.https://doi.org/10.1515/jmbm-2021-0002duplex steelrecycled slagscheffe quadratic modelweld bead quality
spellingShingle Jindal Sandeep
Singh Harpreet
Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
Journal of the Mechanical Behavior of Materials
duplex steel
recycled slag
scheffe quadratic model
weld bead quality
title Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
title_full Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
title_fullStr Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
title_full_unstemmed Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
title_short Optimization of recycled slag-fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
title_sort optimization of recycled slag fresh flux mixture based upon weld bead quality for submerged arc welding of stainless steel
topic duplex steel
recycled slag
scheffe quadratic model
weld bead quality
url https://doi.org/10.1515/jmbm-2021-0002
work_keys_str_mv AT jindalsandeep optimizationofrecycledslagfreshfluxmixturebaseduponweldbeadqualityforsubmergedarcweldingofstainlesssteel
AT singhharpreet optimizationofrecycledslagfreshfluxmixturebaseduponweldbeadqualityforsubmergedarcweldingofstainlesssteel