Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method

Innovative technologies in dissimilar welding for lightweight metals like aluminium and magnesium alloys would achieve weight reduction, high specific strength, fuel efficiency and less environmental pollution in automobiles, aviation and marine industries. The objective of this research was to inve...

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Main Authors:	M. I., Rafiquel, M., Ishak
Format:	Article
Published:	scientific.net 2014
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/9505/ http://umpir.ump.edu.my/id/eprint/9505/

id	ump-9505
recordtype	eprints
spelling	ump-95052016-04-13T02:17:21Z http://umpir.ump.edu.my/id/eprint/9505/ Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method M. I., Rafiquel M., Ishak TJ Mechanical engineering and machinery Innovative technologies in dissimilar welding for lightweight metals like aluminium and magnesium alloys would achieve weight reduction, high specific strength, fuel efficiency and less environmental pollution in automobiles, aviation and marine industries. The objective of this research was to investigate, model and optimize the fracture toughness (FT) of lap weld joint between A7075-T651 aluminium and AZ31B magnesium alloys welded by gas metal arc (GMA) spot welding method using ER308L stainless steel filler. The FT of the welding joint was calculated from yield strength and absorbed charpy impact energy of the joints using Rolfe-Novak-Barsom correlation and was compared with the FT of AZ31B parent metal. The results showed that, maximum FT up to 93.08% of the FT of AZ31B parent metal can be achieved. The mathematical model had high accuracy to predict the FT and the optimization for FT has been matched with the validation test. scientific.net 2014 Article PeerReviewed M. I., Rafiquel and M., Ishak (2014) Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method. Applied Mechanics and Materials, 663. pp. 281-286. ISSN 1662-7482 http://www.scientific.net/AMM.663.281
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery M. I., Rafiquel M., Ishak Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method
description	Innovative technologies in dissimilar welding for lightweight metals like aluminium and magnesium alloys would achieve weight reduction, high specific strength, fuel efficiency and less environmental pollution in automobiles, aviation and marine industries. The objective of this research was to investigate, model and optimize the fracture toughness (FT) of lap weld joint between A7075-T651 aluminium and AZ31B magnesium alloys welded by gas metal arc (GMA) spot welding method using ER308L stainless steel filler. The FT of the welding joint was calculated from yield strength and absorbed charpy impact energy of the joints using Rolfe-Novak-Barsom correlation and was compared with the FT of AZ31B parent metal. The results showed that, maximum FT up to 93.08% of the FT of AZ31B parent metal can be achieved. The mathematical model had high accuracy to predict the FT and the optimization for FT has been matched with the validation test.
format	Article
author	M. I., Rafiquel M., Ishak
author_facet	M. I., Rafiquel M., Ishak
author_sort	M. I., Rafiquel
title	Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method
title_short	Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method
title_full	Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method
title_fullStr	Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method
title_full_unstemmed	Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method
title_sort	modelling and optimizing of joint’s fracture toughness between a7075-t651 and az31b dissimilar alloys welded by gma spot welding method
publisher	scientific.net
publishDate	2014
url	http://umpir.ump.edu.my/id/eprint/9505/ http://umpir.ump.edu.my/id/eprint/9505/
first_indexed	2023-09-18T22:08:09Z
last_indexed	2023-09-18T22:08:09Z
_version_	1777414847172968448

Modelling and Optimizing of Joint’s Fracture Toughness between A7075-T651 and AZ31B Dissimilar Alloys Welded by GMA Spot Welding Method

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