Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding

This experimental study reveals the effects of CaF2, FeMn and NiO additions to the base fluxes on tensile strength and percentage elongation of the weld metal. The aim of this study is to develop suitable flux for mild steel for high tensile strength, impact strength and ductility. Bead on plate wel...

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Main Authors: Singh Brijpal, Khan Zahid A., Siddiquee A.N., Maheswari Sachin, Sharma Satish Kumar
Format: Article
Language:English
Published: Polish Academy of Sciences 2016-09-01
Series:Archive of Mechanical Engineering
Subjects:
Online Access:http://www.degruyter.com/view/j/meceng.2016.63.issue-3/meceng-2016-0019/meceng-2016-0019.xml?format=INT
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author Singh Brijpal
Khan Zahid A.
Siddiquee A.N.
Maheswari Sachin
Sharma Satish Kumar
author_facet Singh Brijpal
Khan Zahid A.
Siddiquee A.N.
Maheswari Sachin
Sharma Satish Kumar
author_sort Singh Brijpal
collection DOAJ
description This experimental study reveals the effects of CaF2, FeMn and NiO additions to the base fluxes on tensile strength and percentage elongation of the weld metal. The aim of this study is to develop suitable flux for mild steel for high tensile strength, impact strength and ductility. Bead on plate welds were made using submerged arc welding process. Mathematical model for percentage elongation and UTS of mild steel welds were made. The elements transfer to the welds have been correlated with the above mechanical performance characteristics. The effect of oxygen content on weld elongation and UTS also has been deduced. This study shows that CaF2 and NiO are the significant factors for tensile strength while FeMn is not significant for tensile strength. However, for elongation besides CaF2, the interaction of CaF2 and FeMn was also found significant. The effects of basicity index of the flux and carbon equivalent of the welds on tensile strength and percentage elongation of the welds have also been evaluated.
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spelling doaj.art-5aa76357a72e42f5b31efaf07342532e2022-12-22T03:17:44ZengPolish Academy of SciencesArchive of Mechanical Engineering2300-18952016-09-0163333735410.1515/meceng-2016-0019meceng-2016-0019Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc WeldingSingh Brijpal0Khan Zahid A.1Siddiquee A.N.2Maheswari Sachin3Sharma Satish Kumar4Maharaja Surajmal Institute of Technology, Janakpuri, New Delhi, IndiaJamia Milia Islamia University, Jamia Nagar, New Delhi, IndiaJamia Milia Islamia University, Jamia Nagar, New Delhi, IndiaNetaji Subhas Institute of Technology, Dwarka, New Delhi, IndiaNetaji Subhas Institute of Technology, Dwarka, New Delhi, IndiaThis experimental study reveals the effects of CaF2, FeMn and NiO additions to the base fluxes on tensile strength and percentage elongation of the weld metal. The aim of this study is to develop suitable flux for mild steel for high tensile strength, impact strength and ductility. Bead on plate welds were made using submerged arc welding process. Mathematical model for percentage elongation and UTS of mild steel welds were made. The elements transfer to the welds have been correlated with the above mechanical performance characteristics. The effect of oxygen content on weld elongation and UTS also has been deduced. This study shows that CaF2 and NiO are the significant factors for tensile strength while FeMn is not significant for tensile strength. However, for elongation besides CaF2, the interaction of CaF2 and FeMn was also found significant. The effects of basicity index of the flux and carbon equivalent of the welds on tensile strength and percentage elongation of the welds have also been evaluated.http://www.degruyter.com/view/j/meceng.2016.63.issue-3/meceng-2016-0019/meceng-2016-0019.xml?format=INTultimate tensile strengthcarbon equivalentbasicity indexelement transferdelta quantityUTS
spellingShingle Singh Brijpal
Khan Zahid A.
Siddiquee A.N.
Maheswari Sachin
Sharma Satish Kumar
Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding
Archive of Mechanical Engineering
ultimate tensile strength
carbon equivalent
basicity index
element transfer
delta quantity
UTS
title Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding
title_full Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding
title_fullStr Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding
title_full_unstemmed Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding
title_short Effect of Flux Composition on the Percentage Elongation and Tensile Strength of Welds in Submerged Arc Welding
title_sort effect of flux composition on the percentage elongation and tensile strength of welds in submerged arc welding
topic ultimate tensile strength
carbon equivalent
basicity index
element transfer
delta quantity
UTS
url http://www.degruyter.com/view/j/meceng.2016.63.issue-3/meceng-2016-0019/meceng-2016-0019.xml?format=INT
work_keys_str_mv AT singhbrijpal effectoffluxcompositiononthepercentageelongationandtensilestrengthofweldsinsubmergedarcwelding
AT khanzahida effectoffluxcompositiononthepercentageelongationandtensilestrengthofweldsinsubmergedarcwelding
AT siddiqueean effectoffluxcompositiononthepercentageelongationandtensilestrengthofweldsinsubmergedarcwelding
AT maheswarisachin effectoffluxcompositiononthepercentageelongationandtensilestrengthofweldsinsubmergedarcwelding
AT sharmasatishkumar effectoffluxcompositiononthepercentageelongationandtensilestrengthofweldsinsubmergedarcwelding