Laser power coupling efficiency in conduction and keyhole welding of austenitic stainless steel

Sadhana - Academy Proceedings in Engineering Sciences

Volumn 27, Issue PART 3, 2002, Pages 383-392

  Nath, A K ^a   Sridhar, R ^a   Ganesh, P ^a   Kaul, R ^a  

^a RAJA RAMANNA CENTRE FOR ADVANCED TECHNOLOGY   (India)

Author keywords

Conduction loss, austenitic stainless steel; Coupling efficiency; Keyhole welding; Laser welding; Solidification cracking

Indexed keywords

AUSTENITE; CARBON DIOXIDE LASERS; CONTINUOUS WAVE LASERS; CRACK INITIATION; HIGH POWER LASERS; MICROSTRUCTURE; STAINLESS STEEL; WELDS;

KEYHOLE WELDING;

LASER BEAM WELDING;

EID: 0036624048     PISSN: 02562499     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02703659     Document Type: Article

References (10)

1. Dixon B F 1989 Control of magnetic permeability and solidification cracking in welded nonmagnetic steel. Welding J. 68(5): 171s-180s
2. Hallum D L, Baeslack W A 1990 Nature of grain refinement in titanium alloy welds by microcooler inoculation. Welding J. 69(9): 326s-336s
3. Lippold J C 1994 Solidification behavior and cracking susceptibility of pulsed laser welds in austenitic stainless steel welds. Welding J. 73(6): 129s-139s
4. Matsuda F, Nakata K, Sano N 1986 Effect of electromagnetic stirring on weld solidification structure of austenitic stainless steel. Trans. of JWRI 15(2): 155-166
5. Simpson R P 1977 Controlled weld pool solidification structure and resultant properties of yttrium inoculation of Ti-6A1-6V-2Sn weld. Welding J. 56(3): 67s-77s
6. Sindo K 1987 Welding metallurgy (New York: John Wiley & Sons)
7. Steen W M 1998 Laser material processing 2nd edn (London: Springer) p. 206
8. Vitek J M, David S A 1982 Trends in welding research in the United States (ed.) S A David (Materials Park, OH: Am. Soc. Metals)
9. Vitek J M, David S A 1983 Metall. Trans. A14: 1833-1843
10. Xie J, Kar A 1997 Laser welding of cold-rolled steel sheets. Proc. Laser Mater. Process. Conf., ICALEO 97 (eds.) R Fabbro, A Kar, A Matsunawa (Orlando, FL: Laser Inst. Am.) pp G164-170