du Toit, Madeleine

Overview

Madeleine du Toit joined the University of Wollongong as Professor in the School of Mechanical, Materials, Mechatronic and Biomedical Engineering in 2014. Madeleine holds BEng, MEng and PhD degrees in Metallurgical Engineering from the University of Pretoria in South Africa and a Masters degree in Welding Engineering from the University of the Witwatersrand. She is a Fellow of the Institution of Engineers Australia, a qualified International Welding Engineer (IWE) and a Certified Materials Professional (CMatP) with Materials Australia. She currently serves as member of the Board of Directors of Weld Australia and as member of the National Council of Materials Australia. Since 2011 she has established successful internationally accredited training programs for International Welding Engineers and International Welding Technologists in South Africa and in Australia.

Top Publications

Year	Title
2014	The solution heat treatment of rheo-high pressure die cast Al-Mg-Si-(Cu) 6xxx series alloys Published in Solid State Phenomena
2014	Laser cladding AA2014 with an Al-Cu-Si compound for increased wear resistance Published in Journal of the Southern African Institute of Mining and Metallurgy
2013	Laser welding of Rheocast semi-solid metal (SSM) processed wrought aluminium alloy 7017
2013	Mitigation of stress corrosion cracking of carbon steel exposed to CO-CO2-H2O environments through inhibitor addition Published in Anti-Corrosion Methods and Materials
2012	Effect of the austenitising heat treatment on the microstructure and hardness of martensitic stainless steel AISI 420 Published in Journal of Materials Engineering and Performance
2012	Sensitization of aisi 409 ferritic stainless steel during low heat input arc welding Published in Welding in the World
2011	The influence of stabilization with titanium on the heat-affected zone sensitization of 11 to 12% chromium ferritic stainless steels under low heat input welding conditions Published in Welding in the World
2008	Reducing diffusible hydrogen contents of shielded metal arc welds through addition of flux-oxidizing ingedients Published in Journal of Materials Engineering and Performance

Research Areas

Research Overview

Skilled in metallurgy, materials engineering and welding engineering, with a strong focus on the welding metallurgy of steels, stainless steels and aluminium alloys. Research interests include:
- Welding of high nitrogen austenitic stainless steels, with emphasis on the mechanisms of nitrogen dissolution and degassing during arc welding.
- Welding of ferritic stainless steels, focusing on the microstructure and corrosion resistance of dual-stabilised ferritic grades, and the sensitisation and intergranular corrosion resistance of low chromium ferritic stainless steels.
- Welding of duplex stainless steels, with a focus on microstructure development and corrosion resistance.
- Welding of martensitic stainless steels, with emphasis on the microstructure and corrosion resistance of low chromium martensitics, SAW cladding of continuous casting rolls, and laser cladding.
- Welding of pipeline steels (PWHT exemption for X70, weld metal hydrogen assisted cold cracking)
- Welding of semi-solid metal processed aluminium alloys.
- Corrosion resistance of marine-grade aluminium alloys.
- Metallurgy of precious metal alloys.

Geographic Focus

Australia and International Continent

Available for Collaborative Projects

Head Of

Southern African Institute of Welding (SAIW) President an Member of Council 2010 - 2014

Member Of

American Welding Society (AWS) Member
Materials Australia Member
South African Academy of Engineering (SAAE) Fellow
Southern African Institute fo Welding (SAIW) Fellow
Welding Technology Institute of Australia (WTIA) Member

Selected Publications

Journal Article

Year	Title
2019	Solidification cracking susceptibility of ferritic stainless steels using Modified Varestraint Transvarestraint (MVT) method Published In Sadhana: academy proceedings in engineering sciences Volume 44 Pages 194-1 - 194-6 ISSN 0256-2499 Altmetric
2019	The influence of Ti and Nb on solidification cracking of ferritic stainless steels, as determined using self-restrained samples Published In Welding in the World Volume 63 Pages 1163 - 1172 ISSN 0043-2288 Altmetric
2019	The influence of pulsed gas metal arc welding on the fatigue and corrosion-fatigue properties of wrought aluminium 6061-T651 Published In Anti-Corrosion Methods and Materials Volume 66 Pages 719 - 729 ISSN 0003-5599 Altmetric
2014	Laser cladding AA2014 with an Al-Cu-Si compound for increased wear resistance Published In Journal of the Southern African Institute of Mining and Metallurgy Volume 114 Pages 317 - 323
2014	Reduction in fatigue strength of arc welded aluminium 5083-H111 on immersion in NaCl Published In Advanced Materials Research Volume 891-892 Pages 1469 - 1475 ISSN 1022-6680 Altmetric
2014	The solution heat treatment of rheo-high pressure die cast Al-Mg-Si-(Cu) 6xxx series alloys Published In Solid State Phenomena Volume 217 - 218 Pages 259 - 264 ISSN 1012-0394 Altmetric
2013	Fusion welding of rheocast semi-solid metal (SSM) processed aluminium alloy 7017 Published In Solid State Phenomena Volume 192-193 Pages 161 - 166 ISSN 1012-0394 Altmetric
2013	Mitigation of stress corrosion cracking of carbon steel exposed to CO-CO2-H2O environments through inhibitor addition Published In Anti-Corrosion Methods and Materials Volume 60 Pages 295 - 300 ISSN 0003-5599
2012	Comparing the formability of AISI 304 and AISI 202 stainless steel Published In Journal of Materials Engineering and Performance Volume 21 Pages 1491 - 1495 ISSN 1059-9495 Altmetric
2012	Effect of the austenitising heat treatment on the microstructure and hardness of martensitic stainless steel AISI 420 Published In Journal of Materials Engineering and Performance Volume 21 Pages 1327 - 1336 ISSN 1059-9495 Altmetric
2012	Sensitization of aisi 409 ferritic stainless steel during low heat input arc welding Published In Welding in the World Volume 56 Pages 54 - 64 ISSN 0043-2288 Altmetric
2011	Corrosion fatigue behaviour of aluminium alloy 6061-T651 welded using fully automatic gas metal arc welding and ER5183 filler wire Published In International Journal of Fatigue Volume 33 Pages 1539 - 1547 ISSN 0142-1123 Altmetric
2011	Sensitization behaviour of 11-12% Cr AISI 409 stainless steel during low heat input welding Published In Journal of the South African Institute of Mining and Metallurgy Volume 111 Pages 243 - 256 ISSN 0038-223X
2011	The influence of stabilization with titanium on the heat-affected zone sensitization of 11 to 12% chromium ferritic stainless steels under low heat input welding conditions Published In Welding in the World Volume 55 Pages 38 - 47 ISSN 0043-2288 Altmetric
2010	High strength, ductile braze repairs for stationary gas turbine components – Part I Published In Journal of Engineering for Gas Turbines and Power: Transactions of the ASME Volume 132 Pages 082102-1 - 082102-12 ISSN 0742-4795 Altmetric
2010	High strength, ductile braze repairs for stationary gas turbine components – Part II Published In Journal of Engineering for Gas Turbines and Power: Transactions of the ASME Volume 132 Pages 082103-1 - 082103-10 ISSN 0742-4795 Altmetric
2010	Improving the life of continuous casting rolls through submerged arc cladding with nitrogen-alloyed martensitic stainless steel Published In Welding in the World Volume 54 Pages 342 - 349 ISSN 0043-2288 Altmetric
2010	Mechanical properties of 5083 aluminium welds after manual and automatic pulsed gas metal arc welding using E5356 filler Published In Materials Science Forum Volume 654-656 Pages 2560 - 2563 ISSN 0255-5476 Altmetric
2009	Novel redesign of a pressure leach autoclave by a South African platinum producer Published In Journal of the South African Institute of Mining and Metallurgy Volume 109 Pages 677 - 683 ISSN 0038-223X
2009	Shielding gas oxygen additions as a means of curbing nitrogen degassing during the autogenous arc welding of nitrogen-alloyed stainless steel Published In Welding in the World Volume 53 Pages 38 - 47 ISSN 0043-2288 Altmetric
2008	Reducing diffusible hydrogen contents of shielded metal arc welds through addition of flux-oxidizing ingedients Published In Journal of Materials Engineering and Performance Volume 17 Pages 50 - 56 ISSN 1059-9495 Altmetric
2008	The influence of interstitial diffusion across the fusion line on the HAZ microstructure and properties in 12% chromium type 1.4003 steels Published In Welding in the World Volume 52 Pages 42 - 49 ISSN 0043-2288 Altmetric
2007	An overview of the heat-affected zone sensitization and stress corrosion cracking behaviour of 12% chromium type 1.4003 ferritic stainless steel Published In Welding in the World Volume 51 Pages 41 - 50 ISSN 0043-2288
2007	Control of diffusible weld metal hydrogen through flux chemistry modification Published In Welding Journal Volume 86 Pages 273s - 280s ISSN 0043-2296
2007	Heat-affected zone sensitization and stress corrosion cracking in 12% chromium type 1.4003 ferritic stainless steels Published In Corrosion: journal of science and engineering Volume 63 Pages 395 - 404 ISSN 0010-9312
2007	The influence of oxygen on the nitrogen content of autogenous stainless steel arc welds Published In Welding Journal Volume 86 Pages 222s - 230s ISSN 0043-2296

Chapter

Year	Title
2019	Quantitative Thermal Analysis of Solidification in a High-Temperature Laser-Scanning Confocal Microscope Published In Advanced Real Time Imaging II: Cutting-Edge Techniques in Materials Science Studies Publisher Switzerland: Springer Pages 131 - 141 ISBN 9783030061425 Altmetric
2011	Corrosion fatigue behavior of 5083-H111 aluminium welded using Gas Metal Arc Welding Published In Arc Welding Publisher InTech Pages 176 - 218 Altmetric

Conference Paper

Year	Title
2013	Laser welding of Rheocast semi-solid metal (SSM) processed wrought aluminium alloy 7017 Published In Trends in welding research - International Conference Pages 87 - 90
2011	Novel redesign of welded pressure leach autoclaves for the South African platinum industry Published In Proceedings of the 6th IIW Asian Pacific International Congress & 56th WTIA Annual Conference
2011	Stress-corrosion cracking of steel in CO-CO2-H2O and the influence of stress levels Published In Proceedings of Eurocorr 2011 - European Corrosion Congress Pages 875 - 886
2011	Submerged arc cladding of continuous casting rolls – Failure mechanisms and prevention Published In Proceedings of the 10th International Tribology Conference Pages 63 - 69
2010	2010 and beyond: Opportunities and challenges facing the South African welding industry Published In American Welding Society 2010 FABTECH International & AWS Welding Show and Conference
2010	Corrosion fatigue performance in simulated sea water of aluminium 6061-T651 welded using ER4043 filler wire Published In Proceedings of the AMI Light Metals Conference
2010	Investigating the characteristics of hydrogen-induced cracking of forgings in H2S environments Published In Proceedings of the AMI Light Metals Conference Pages 1 - 14
2010	Low-nickel austenitic stainless steels: Metallurgical constraints Published In Proceedings of the 12th International Ferroalloys Congress (INFACON XII) Pages 911 - 917
2010	Mechanical properties of 5083 aluminium welds after manual and automatic pulsed gas metal arc welding using ER5356 filler wire Published In Proceedings of the 7th International Pacific Rim Conference on Advanced Materials and Processing
2010	Mechanical properties of matching and dissimilar joints in aluminium alloys 5083-H111 and 6061-T651 welded using fully automatic pulsed GMAW Published In Proceedings of Materials Science and Engineering
2009	High strength ductile braze repairs for stationary gas turbine components - Part 2 Published In Proceedings of the ASME Turbo Expo: Gas Turbine Technical Congress & Exposition Pages 903 - 914
2009	Novel redesign of a pressure leach autoclave by a South African platinum producer Published In Proceedings of the 5th Southern African Base Metals Conference Pages 1 - 13
2008	High strength ductile braze repairs for stationary gas turbine components- Part 1 Published In Proceedings of the ASME Turbo Expo: Gas Turbine Technical Congress & Exposition Pages 501 - 513
2008	The effect of heat treatment parameters on the microstructure of martensitic stainless steel AISI 420 Published In Proceedings of the 6th European Stainless Steel Conference
2007	High strength ductile braze repairs for stationary gas turbine components Published In Proceedings of the International Brazing and Soldering Conference

Investigator On

Year	Title
	Solidification Behavior Research in the Continuous Casting of High Nitrogen and High Molybdenum Awarded by: Baosteel-Australia Joint Research and Development Centre Funding Scheme: R&D Fund

Other Research Activities

EPCRC RP1-04, "Resource commitment proposal: Weld metal hydorgen-assisted cold cracking of linepipe steels" (Research Project) Principal investigator 2014 - 2019
EPCRC RP6.3-12, "Elimination of PWHT for in-service welding" Principal investigator 2017 - 2018
EPCRC RP1-04B, Principal investigator 2015 - 2018
ITTC Project 26, "Corrosion of AA5083 marine grade aluminium" Principal investigator 2015 - 2017
DMTC Project 7.1.3, "Low profile body armour" Principal investigator 2015 - 2016
EPCRC RP1-04A, "Weld metal hydrogen-assisted cold cracking of pipeline girth welds" Principal investigator 2014 - 2015

Teaching Activities

International Welding Engineer (IWE) Facilitator 2016 -

Advisees

Graduate Advising Relationship

Degree	Research Title	Advisee
Doctor of Philosophy	Weld metal hydrogen-assisted cold cracking X70 linepipe steel using E6010 electrodes	Van Niekerk, Cornelis
Doctor of Philosophy	Nucleation Under Non-Equilibrium Conditions.	Dodangoda Liyanage, Dasith Deshan
Doctor of Philosophy	Recycling automobile plastic waste with a view to utilize the off-gas to surface harden steel components.	Babasafari, Zeinab
Doctor of Philosophy	Robot path planning in dynamic environment	Visser, Alexander

Contact Or Provider For Service

Failure investigation Material Analysis Service

Professional Service Activities

Engineering Council of South Africa (ECSA) Registered Professional Engineer
International Institute of Welding (IIW) Registered International Welding Engineer (IWE)
Materials Australia Certified Materials Professional (CMatP)

Education And Training

M.Eng. in Metallurgical Engineering, University of Pretoria
Ph.D. in Metallurgical Engineering, University of Pretoria
Master of Engineering (Faculty of Eng) - Research in Welding Engineering, University of the Witwatersrand 2003 - 2005
B.E. in Metallurgical Engineering, University of Pretoria , Materials Science and Metallurgical Engineering 1989 - 1992

Keywords

welding; stainless steel; pipeline steel; hydrogen cracking; aluminium; corrosion; precious metals

Full Name

Madeleine Du Toit

Mailing Address

Building 2, room G10

University of Wollongong

Wollongong

NSW

2515

Australia

Located In Facility

Building 2, Room G10

Orcid Id

http://orcid.org/0000-0002-5330-5292 (confirmed)

Scopus Id

7004115680

Top Publications

Year	Title
2014	The solution heat treatment of rheo-high pressure die cast Al-Mg-Si-(Cu) 6xxx series alloys Published in Solid State Phenomena
2014	Laser cladding AA2014 with an Al-Cu-Si compound for increased wear resistance Published in Journal of the Southern African Institute of Mining and Metallurgy
2013	Laser welding of Rheocast semi-solid metal (SSM) processed wrought aluminium alloy 7017
2013	Mitigation of stress corrosion cracking of carbon steel exposed to CO-CO2-H2O environments through inhibitor addition Published in Anti-Corrosion Methods and Materials
2012	Effect of the austenitising heat treatment on the microstructure and hardness of martensitic stainless steel AISI 420 Published in Journal of Materials Engineering and Performance
2012	Sensitization of aisi 409 ferritic stainless steel during low heat input arc welding Published in Welding in the World
2011	The influence of stabilization with titanium on the heat-affected zone sensitization of 11 to 12% chromium ferritic stainless steels under low heat input welding conditions Published in Welding in the World
2008	Reducing diffusible hydrogen contents of shielded metal arc welds through addition of flux-oxidizing ingedients Published in Journal of Materials Engineering and Performance

Research Areas

Research Overview

Skilled in metallurgy, materials engineering and welding engineering, with a strong focus on the welding metallurgy of steels, stainless steels and aluminium alloys. Research interests include:
- Welding of high nitrogen austenitic stainless steels, with emphasis on the mechanisms of nitrogen dissolution and degassing during arc welding.
- Welding of ferritic stainless steels, focusing on the microstructure and corrosion resistance of dual-stabilised ferritic grades, and the sensitisation and intergranular corrosion resistance of low chromium ferritic stainless steels.
- Welding of duplex stainless steels, with a focus on microstructure development and corrosion resistance.
- Welding of martensitic stainless steels, with emphasis on the microstructure and corrosion resistance of low chromium martensitics, SAW cladding of continuous casting rolls, and laser cladding.
- Welding of pipeline steels (PWHT exemption for X70, weld metal hydrogen assisted cold cracking)
- Welding of semi-solid metal processed aluminium alloys.
- Corrosion resistance of marine-grade aluminium alloys.
- Metallurgy of precious metal alloys.

Geographic Focus

Australia and International Continent

Head Of

Southern African Institute of Welding (SAIW) President an Member of Council 2010 - 2014

Member Of

American Welding Society (AWS) Member
Materials Australia Member
South African Academy of Engineering (SAAE) Fellow
Southern African Institute fo Welding (SAIW) Fellow
Welding Technology Institute of Australia (WTIA) Member

Selected Publications

Journal Article

Year	Title
2019	Solidification cracking susceptibility of ferritic stainless steels using Modified Varestraint Transvarestraint (MVT) method Published In Sadhana: academy proceedings in engineering sciences Volume 44 Pages 194-1 - 194-6 ISSN 0256-2499 Altmetric
2019	The influence of Ti and Nb on solidification cracking of ferritic stainless steels, as determined using self-restrained samples Published In Welding in the World Volume 63 Pages 1163 - 1172 ISSN 0043-2288 Altmetric
2019	The influence of pulsed gas metal arc welding on the fatigue and corrosion-fatigue properties of wrought aluminium 6061-T651 Published In Anti-Corrosion Methods and Materials Volume 66 Pages 719 - 729 ISSN 0003-5599 Altmetric
2014	Laser cladding AA2014 with an Al-Cu-Si compound for increased wear resistance Published In Journal of the Southern African Institute of Mining and Metallurgy Volume 114 Pages 317 - 323
2014	Reduction in fatigue strength of arc welded aluminium 5083-H111 on immersion in NaCl Published In Advanced Materials Research Volume 891-892 Pages 1469 - 1475 ISSN 1022-6680 Altmetric
2014	The solution heat treatment of rheo-high pressure die cast Al-Mg-Si-(Cu) 6xxx series alloys Published In Solid State Phenomena Volume 217 - 218 Pages 259 - 264 ISSN 1012-0394 Altmetric
2013	Fusion welding of rheocast semi-solid metal (SSM) processed aluminium alloy 7017 Published In Solid State Phenomena Volume 192-193 Pages 161 - 166 ISSN 1012-0394 Altmetric
2013	Mitigation of stress corrosion cracking of carbon steel exposed to CO-CO2-H2O environments through inhibitor addition Published In Anti-Corrosion Methods and Materials Volume 60 Pages 295 - 300 ISSN 0003-5599
2012	Comparing the formability of AISI 304 and AISI 202 stainless steel Published In Journal of Materials Engineering and Performance Volume 21 Pages 1491 - 1495 ISSN 1059-9495 Altmetric
2012	Effect of the austenitising heat treatment on the microstructure and hardness of martensitic stainless steel AISI 420 Published In Journal of Materials Engineering and Performance Volume 21 Pages 1327 - 1336 ISSN 1059-9495 Altmetric
2012	Sensitization of aisi 409 ferritic stainless steel during low heat input arc welding Published In Welding in the World Volume 56 Pages 54 - 64 ISSN 0043-2288 Altmetric
2011	Corrosion fatigue behaviour of aluminium alloy 6061-T651 welded using fully automatic gas metal arc welding and ER5183 filler wire Published In International Journal of Fatigue Volume 33 Pages 1539 - 1547 ISSN 0142-1123 Altmetric
2011	Sensitization behaviour of 11-12% Cr AISI 409 stainless steel during low heat input welding Published In Journal of the South African Institute of Mining and Metallurgy Volume 111 Pages 243 - 256 ISSN 0038-223X
2011	The influence of stabilization with titanium on the heat-affected zone sensitization of 11 to 12% chromium ferritic stainless steels under low heat input welding conditions Published In Welding in the World Volume 55 Pages 38 - 47 ISSN 0043-2288 Altmetric
2010	High strength, ductile braze repairs for stationary gas turbine components – Part I Published In Journal of Engineering for Gas Turbines and Power: Transactions of the ASME Volume 132 Pages 082102-1 - 082102-12 ISSN 0742-4795 Altmetric
2010	High strength, ductile braze repairs for stationary gas turbine components – Part II Published In Journal of Engineering for Gas Turbines and Power: Transactions of the ASME Volume 132 Pages 082103-1 - 082103-10 ISSN 0742-4795 Altmetric
2010	Improving the life of continuous casting rolls through submerged arc cladding with nitrogen-alloyed martensitic stainless steel Published In Welding in the World Volume 54 Pages 342 - 349 ISSN 0043-2288 Altmetric
2010	Mechanical properties of 5083 aluminium welds after manual and automatic pulsed gas metal arc welding using E5356 filler Published In Materials Science Forum Volume 654-656 Pages 2560 - 2563 ISSN 0255-5476 Altmetric
2009	Novel redesign of a pressure leach autoclave by a South African platinum producer Published In Journal of the South African Institute of Mining and Metallurgy Volume 109 Pages 677 - 683 ISSN 0038-223X
2009	Shielding gas oxygen additions as a means of curbing nitrogen degassing during the autogenous arc welding of nitrogen-alloyed stainless steel Published In Welding in the World Volume 53 Pages 38 - 47 ISSN 0043-2288 Altmetric
2008	Reducing diffusible hydrogen contents of shielded metal arc welds through addition of flux-oxidizing ingedients Published In Journal of Materials Engineering and Performance Volume 17 Pages 50 - 56 ISSN 1059-9495 Altmetric
2008	The influence of interstitial diffusion across the fusion line on the HAZ microstructure and properties in 12% chromium type 1.4003 steels Published In Welding in the World Volume 52 Pages 42 - 49 ISSN 0043-2288 Altmetric
2007	An overview of the heat-affected zone sensitization and stress corrosion cracking behaviour of 12% chromium type 1.4003 ferritic stainless steel Published In Welding in the World Volume 51 Pages 41 - 50 ISSN 0043-2288
2007	Control of diffusible weld metal hydrogen through flux chemistry modification Published In Welding Journal Volume 86 Pages 273s - 280s ISSN 0043-2296
2007	Heat-affected zone sensitization and stress corrosion cracking in 12% chromium type 1.4003 ferritic stainless steels Published In Corrosion: journal of science and engineering Volume 63 Pages 395 - 404 ISSN 0010-9312
2007	The influence of oxygen on the nitrogen content of autogenous stainless steel arc welds Published In Welding Journal Volume 86 Pages 222s - 230s ISSN 0043-2296

Chapter

Year	Title
2019	Quantitative Thermal Analysis of Solidification in a High-Temperature Laser-Scanning Confocal Microscope Published In Advanced Real Time Imaging II: Cutting-Edge Techniques in Materials Science Studies Publisher Switzerland: Springer Pages 131 - 141 ISBN 9783030061425 Altmetric
2011	Corrosion fatigue behavior of 5083-H111 aluminium welded using Gas Metal Arc Welding Published In Arc Welding Publisher InTech Pages 176 - 218 Altmetric

Conference Paper

Year	Title
2013	Laser welding of Rheocast semi-solid metal (SSM) processed wrought aluminium alloy 7017 Published In Trends in welding research - International Conference Pages 87 - 90
2011	Novel redesign of welded pressure leach autoclaves for the South African platinum industry Published In Proceedings of the 6th IIW Asian Pacific International Congress & 56th WTIA Annual Conference
2011	Stress-corrosion cracking of steel in CO-CO2-H2O and the influence of stress levels Published In Proceedings of Eurocorr 2011 - European Corrosion Congress Pages 875 - 886
2011	Submerged arc cladding of continuous casting rolls – Failure mechanisms and prevention Published In Proceedings of the 10th International Tribology Conference Pages 63 - 69
2010	2010 and beyond: Opportunities and challenges facing the South African welding industry Published In American Welding Society 2010 FABTECH International & AWS Welding Show and Conference
2010	Corrosion fatigue performance in simulated sea water of aluminium 6061-T651 welded using ER4043 filler wire Published In Proceedings of the AMI Light Metals Conference
2010	Investigating the characteristics of hydrogen-induced cracking of forgings in H2S environments Published In Proceedings of the AMI Light Metals Conference Pages 1 - 14
2010	Low-nickel austenitic stainless steels: Metallurgical constraints Published In Proceedings of the 12th International Ferroalloys Congress (INFACON XII) Pages 911 - 917
2010	Mechanical properties of 5083 aluminium welds after manual and automatic pulsed gas metal arc welding using ER5356 filler wire Published In Proceedings of the 7th International Pacific Rim Conference on Advanced Materials and Processing
2010	Mechanical properties of matching and dissimilar joints in aluminium alloys 5083-H111 and 6061-T651 welded using fully automatic pulsed GMAW Published In Proceedings of Materials Science and Engineering
2009	High strength ductile braze repairs for stationary gas turbine components - Part 2 Published In Proceedings of the ASME Turbo Expo: Gas Turbine Technical Congress & Exposition Pages 903 - 914
2009	Novel redesign of a pressure leach autoclave by a South African platinum producer Published In Proceedings of the 5th Southern African Base Metals Conference Pages 1 - 13
2008	High strength ductile braze repairs for stationary gas turbine components- Part 1 Published In Proceedings of the ASME Turbo Expo: Gas Turbine Technical Congress & Exposition Pages 501 - 513
2008	The effect of heat treatment parameters on the microstructure of martensitic stainless steel AISI 420 Published In Proceedings of the 6th European Stainless Steel Conference
2007	High strength ductile braze repairs for stationary gas turbine components Published In Proceedings of the International Brazing and Soldering Conference

Investigator On

Year	Title
	Solidification Behavior Research in the Continuous Casting of High Nitrogen and High Molybdenum Awarded by: Baosteel-Australia Joint Research and Development Centre Funding Scheme: R&D Fund

Other Research Activities

EPCRC RP1-04, "Resource commitment proposal: Weld metal hydorgen-assisted cold cracking of linepipe steels" (Research Project) Principal investigator 2014 - 2019
EPCRC RP6.3-12, "Elimination of PWHT for in-service welding" Principal investigator 2017 - 2018
EPCRC RP1-04B, Principal investigator 2015 - 2018
ITTC Project 26, "Corrosion of AA5083 marine grade aluminium" Principal investigator 2015 - 2017
DMTC Project 7.1.3, "Low profile body armour" Principal investigator 2015 - 2016
EPCRC RP1-04A, "Weld metal hydrogen-assisted cold cracking of pipeline girth welds" Principal investigator 2014 - 2015

Teaching Activities

International Welding Engineer (IWE) Facilitator 2016 -

Advisees

Graduate Advising Relationship

Degree	Research Title	Advisee
Doctor of Philosophy	Weld metal hydrogen-assisted cold cracking X70 linepipe steel using E6010 electrodes	Van Niekerk, Cornelis
Doctor of Philosophy	Nucleation Under Non-Equilibrium Conditions.	Dodangoda Liyanage, Dasith Deshan
Doctor of Philosophy	Recycling automobile plastic waste with a view to utilize the off-gas to surface harden steel components.	Babasafari, Zeinab
Doctor of Philosophy	Robot path planning in dynamic environment	Visser, Alexander

Contact Or Provider For Service

Failure investigation Material Analysis Service

Professional Service Activities

Engineering Council of South Africa (ECSA) Registered Professional Engineer
International Institute of Welding (IIW) Registered International Welding Engineer (IWE)
Materials Australia Certified Materials Professional (CMatP)

Education And Training

M.Eng. in Metallurgical Engineering, University of Pretoria
Ph.D. in Metallurgical Engineering, University of Pretoria
Master of Engineering (Faculty of Eng) - Research in Welding Engineering, University of the Witwatersrand 2003 - 2005
B.E. in Metallurgical Engineering, University of Pretoria , Materials Science and Metallurgical Engineering 1989 - 1992

Credentials

Certified Materials Professional (CMatP), 2015
International Welding Engineer, 2008

Credential Eligibility Attained

Fellow of the Institution of Engineers Australia Certificate
Fellow of the South African Academy of Engineering Certificate
Fellow of the Southern African Institute of Welding Certificate

Awards And Honors

Harvey-Shacklock Gold Medal Award (2013), conferred by Southern African Institute of Welding, 2013
Overall Winner and Product, conferred by Stainless Steel Awards, 2008
Harvey-Shacklock Gold Medal Award , conferred by Southern African Institute of Welding, 2007
Silver Medal Award, conferred by Southern African Institute of Mining and Metallurgy (SAIMM), 1997
Gold Medal Award, conferred by Southern African Institute of Mining and Metallurgy (SAIMM) , 1997
Exceptional Academic Achiever, conferred by University of Pretoria (South Africa), 2012 - 2014
Exceptional Academic Achiever, conferred by University of Pretoria (South Africa), 2010 - 2012

Keywords

welding; stainless steel; pipeline steel; hydrogen cracking; aluminium; corrosion; precious metals

Full Name

Madeleine Du Toit

Mailing Address

Building 2, room G10

University of Wollongong

Wollongong

NSW

2515

Australia

Located In Facility

Building 2, Room G10

Orcid Id

http://orcid.org/0000-0002-5330-5292 (confirmed)

Scopus Id

7004115680

Overview

Overview

Top Publications

Research Areas

Research Overview

Geographic Focus

Affiliation

Available for Collaborative Projects

Head Of

Member Of

Publications

Selected Publications

Journal Article

Chapter

Conference Paper

Funding

Investigator On

Other Research Activities

Supervision

Teaching Activities

Advisees

Graduate Advising Relationship

Service

Contact Or Provider For Service

Professional Service Activities

Background

Education And Training

Credentials

Credential Eligibility Attained

Awards And Honors

Keywords

Contact

Full Name

Mailing Address

Located In Facility

Identity

Orcid Id

Scopus Id

Overview

Top Publications

Research Areas

Research Overview

Geographic Focus

Affiliation

Head Of

Member Of

Publications

Selected Publications

Journal Article

Chapter

Conference Paper

Funding

Investigator On

Other Research Activities

Supervision

Teaching Activities

Advisees

Graduate Advising Relationship

Service

Contact Or Provider For Service

Professional Service Activities

Background

Education And Training

Credentials

Credential Eligibility Attained

Awards And Honors

Keywords

Contact

Full Name

Mailing Address

Located In Facility

Identity

Orcid Id

Scopus Id

Visualisations

Research Areas

Geographic Focus