scholarly journals An Approach to Optimize MIG Welding Parameters by Using Design of Experiments

2014 ◽  
Vol 11 (6) ◽  
pp. 72-84 ◽  
Author(s):  
Priti Sonasale ◽  
1997 ◽  
Vol 41 (1) ◽  
pp. 95-104
Author(s):  
J DENNIS ◽  
S MORTAZAVI ◽  
M FRENCH ◽  
P HEWITT ◽  
C REDDING

2018 ◽  
Vol 5 (11) ◽  
pp. 23648-23655 ◽  
Author(s):  
P.K. Jayashree ◽  
S.S. Sharma ◽  
Raviraj Shetty ◽  
Ashish Mahato ◽  
M.C. Gowrishankar

1997 ◽  
Vol 41 (1) ◽  
pp. 95-104 ◽  
Author(s):  
J. H. Dennis ◽  
S. B. Mortazavi ◽  
M. J. French ◽  
P. J. Hewitt ◽  
C. R. Redding

2017 ◽  
Vol 885 ◽  
pp. 80-85 ◽  
Author(s):  
Eszter Kalácska ◽  
Kornél Májlinger ◽  
Enikő Réka Fábián ◽  
Pasquale Russo Spena

The need for steel materials with increasing strength is constantly growing. The main application of such advanced high strength steels (AHSS) is the automobile industry, therefore the welding process of different types of AHSSs in dissimilar welding joint was investigated. To simulate the mass production of thin steel sheet constructions (such as car bodies) automated metal inert gas (MIG) welding process was used to weld the TWIP (twinning induced plasticity) and TRIP (transformation induced plasticity) steel sheets together. The welding parameters were successfully optimized for butt welded joints. The joints were investigated by visual examination, tensile testing, quantitative metallography and hardness measurements. The TRIP steel side of the joints showed increased microhardness up to (450-500 HV0.1) through increased fraction of bainite and martensite. Macroscopically the tensile specimen showed ductile behaviour, they broke in the austenitic weld material.


2011 ◽  
Vol 264-265 ◽  
pp. 1270-1280
Author(s):  
Marco Brandizzi ◽  
Annunziata Anna Satriano ◽  
Luigi Tricarico

CO2 laser - Metal Inert Gas (MIG) hybrid welding process was investigated in the butt welding of Ti-6Al-4V titanium alloy sheets of 3.0mm in thickness. Using a Design of Experiment (DoE) approach, bead on plate tests were planned with the aim to analyze the effect of laser and laser-MIG welding parameters on the bead shape, hardness profiles in the weld cross section and welding efficiency. Butt welds performed in correspondence of the bead on plate working conditions which assure the complete penetration of the samples, the absence of undercuts and the maximum welding efficiency, confirm the results of the bead on plate tests and highlights the gap bridging ability of the hybrid welding process.


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