Studies on weld metal characteristics and their influence on tensile and fatigue properties of pulsed-current GMA welded Al-Zn-Mg alloy

Welding Journal (Miami, Fla)

Volumn 75, Issue 2, 1996, Pages 62-s

  Potluri, N B ^a   Ghosh, P K ^b   Gupta, P C ^b   Reddy, Y S ^b  

^a AUBURN UNIVERSITY   (United States)

^b INDIAN INSTITUTE OF TECHNOLOGY ROORKEE   (India)

Author keywords

Al Zn Mg; Continuous Current; Fatigue Life; Microstructure; Porosity; Pulse Parameters; Pulsed GMAW; Tensile Properties; Weld Characteristics; Zinc Pickup

Indexed keywords

ALUMINUM ALLOYS; FATIGUE OF MATERIALS; GAS WELDING; HARDNESS; MICROSTRUCTURE; POROSITY; TENSILE STRENGTH; ZINC;

ALUMINUM ZINC MAGNESIUM ALLOYS; CONTINUOUS CURRENT WELDING; GAS METAL ARC WELDING; PULSE DURATION; PULSE FREQUENCY; ZINC PICKUP;

WELDS;

EID: 0030083203     PISSN: 00432296     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (7)

1. Ghosh, P. K., Gupta, S. R., Gupta, P. C., and Rathi, R. 1990. Pulsed MIG welding of Al-Zn-Mg alloy. Transactions of Japan Institute of Metals 31 (8): 723-729.
2. Ghosh, P. K, Gupta, P. C., and Dorn, L. 1992. Characteristics of pulsed-current MIG welded Al-Zn-Mg extruded sections. Proceeding of the International Conference on Aluminum Weldments. April, pp. 11.1.1-11.1.21.
3. Ghosh, P. K., Gupta, S. R., Gupta, P. C., and Rathi, R. 1992. Influence of pulsed MIG welding on the microstructure and porosity content of Al-Zn-Mg alloy weldment, Practical Metallography 27: 613-626.
4. Ghosh, P. K., and Sharma, V. 1991. Weld bead chemistry and its characteristics in pulsed MIG welded Al-Zn-Mg alloy. Transactions of Japan Institute of Metals 32(2): 145-150.
5. Dehoff, R. T., and Rhines, F. N. 1968. Quantitative Microscopy, McGraw-Hill, N.Y., p. 45.
6. Ghosh, P. K., Gupta, P. C., and Somani, R. 1991. Influence of pulse parameters on the porosity formation in pulsed MIG weld deposit of aluminum alloy. International Journal for the Joining of Materials 3(2): 49-54.
7. Ghosh, P. K., Gupta, S. R., Gupta, P. C., and Rathi, R. 1991. Fatigue characteristics of pulsed MIG Welded Al-Zn-Mg Alloy. Journal of Materials Science 26: 6161-6170.