Influence of shielding gas mixtures on bead profile and microstructural characteristics of super austenitic stainless steel weldments by laser welding

International Journal of Advanced Manufacturing Technology

Volumn 54, Issue 5-8, 2011, Pages 525-535

  Sathiya, Paulraj ^a   Jaleel, M Y Abdul ^a  

^a NATIONAL INSTITUTE OF TECHNOLOGY   (India)

Author keywords

Hardness; Laser welding; Microstructure characteristics; Super austenitic stainless steel; Weld bead profiles

Indexed keywords

AUSTENITIC; BEAD WIDTH; BEAM POWER; CO2-LASER; FOCAL POSITIONS; GASEOUS MIXTURE; HEATING APPLICATIONS; HIGHER TEMPERATURES; LASER SPOTS; LASER WELDING; MICRO-STRUCTURAL; MICROSTRUCTURAL CHANGES; MICROSTRUCTURAL CHARACTERISTICS; MICROSTRUCTURE CHARACTERISTICS; NORMAL CONDITION; OPTICAL MICROSCOPES; QUENCHED STATE; SHIELDING GAS MIXTURES; SUPER AUSTENITIC; TRAVEL SPEED; WELD BEAD PROFILES; WELD-BEAD PROFILE;

ARGON; AUSTENITE; AUSTENITIC STAINLESS STEEL; CARBON DIOXIDE; CORROSION RESISTANCE; CORROSION RESISTANT ALLOYS; GAS MIXTURES; LASER BEAM WELDING; MANGANESE; MICROSTRUCTURE; SHIELDING; VICKERS HARDNESS; VICKERS HARDNESS TESTING; WELDS;

ARGON LASERS;

EID: 79955647106     PISSN: 02683768     EISSN: 14333015     Source Type: Journal    
DOI: 10.1007/s00170-010-2967-x     Document Type: Article

References (18)

1. Mackwood AP, Crafer RC (2005) Thermal modeling of laser welding and related processes: A literature review. Opt Laser Technol 37:99-115
2. Kaiser E, Schafer P (2005) Pulse shaping optimizes the quality of seam and spot welds. In: Lasers in manufacturing, proceeding of the third international WLT-conference on lasers in manufacturing. pp. 695-670
3. Sun Z, Kuo M (1998) Bridging the joint gap with wire feed laser welding. J Mater Process Technol 87:213-222
4. Br P, Balciuniene M (2005) Peculiarities of laser welding of metals. Lithuaniam J Phys 45(1):59-69
5. Metals Handbook (1993) Welding, brazing and soldering, ASM, (9a ed.); vol. 6, ISBN 0-87170-007
6. Kane SF (1999) Welding consumable development for a cryogenic application. Welding J 8:292 s-300 s
7. Dawes C (1992) Laser welding. Abington Publishing, New York
8. Molian PA (1985) Solidification behavior of laser welded stainless steel. J Mater Sci Lett 4:281-283
9. Deepashri D,Nage RVS, Raman R (2006) Effect of nitrogen addition on the microstructure and mechanical behavior on 317 L and 904 L austenitic stainless steel welds. J Mater Sci 41:2097-2112
10. Bonollo F, Tiziani A, Tovo T, Volpone LM (2004) Super austenitic stainless steel: The microstructure and fatigue strength a welded joints. Weld Int 18(1):24-30
11. Heino S, Knutson-wedel EM, Karlsson B (1999) Precipitation behavior in heat affected zone of welded super austenitic stainless steel. J Mater Sci Technol 15(1):101-108 (Pubitemid 129717512)
12. Suutala N (1983) Effect of solidification conditions on the solidification mode in austenitic stainless steels. Metall Mater Trans A 14:191-197 (Pubitemid 13488473)
13. David SA, Vitek JM (1981) Laser in metallurgy. Conference proceedings of the metallurgical society of AIME. pp. 147-150
14. Arata Y, Matsuda F, Katayama S (1976) Fundamental investigation on solidification behaviour of fully austenitic and duplex microstructure and effect of ferrite on micro segregation. Trans Jpn Weld Res Inst 5(2):35-51
15. Benjounis KY, Olabi AG, Hasmi MSJ (2005) Effect of laser welding parameters on the heat input and weld-bead profile. J Mater Process Technol 164-165:978-985 (Pubitemid 40584503)
16. Vilar R, Miranda RM (1988) Laser welding of thin sheet of AISI 301 stainless steel. SPIE 952. Laser Technologies in Industry, Porto, pp 719-725
17. Zambon A, Ferro P, Bonollo F (2006)Microstructural, compositional and residual stress evaluation of CO2 laser welded super austenitic AISI 904 L stainless steel. Mater Sci Eng A 424:117-127
18. Staffan Hertzman, Pettersson Rjargelius, Roland Blom, Esa Kivineva, Jan Eriksson (1996) Influence of shielding gas composition and welding parameters on the N-content and corrosion properties of welds in N-alloyed stainless steel grades. ISIJ Int 36(7):968-976 (Pubitemid 126520068)