Microstructural characterization of the HAZ in AISI 444 ferritic stainless steel welds

Materials Characterization

Volumn 59, Issue 5, 2008, Pages 528-533

  Silva, Cleiton C ^a   Farias, Jesualdo P ^a   Miranda, Hélio C ^a   Guimarães, Rodrigo F ^a   Menezes, John W A ^a   Neto, Moisés A M ^b  

^a FEDERAL UNIVERSITY OF CEARÁ   (Brazil)

^b FEDERAL UNIVERSITY OF SANTA CATARINA   (Brazil)

Author keywords

AISI 444; HAZ; Microstructure; Secondary phases; Welding

Indexed keywords

FERRITIC STEEL; MICROSTRUCTURE; SCANNING ELECTRON MICROSCOPY; STAINLESS STEEL; WELDED STEEL STRUCTURES; X RAY DIFFRACTION;

FERRITIC STAINLESS STEELS; METALLURGICAL ALTERATIONS; MICROPHASE PRECIPITATION; PARTIALLY MELTED ZONES;

WELDS;

EID: 40649094973     PISSN: 10445803     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matchar.2007.03.011     Document Type: Article

References (27)

1. Folkhard E. Welding metallurgy of stainless steels (1988), Spring-Verlag Wien, New York
2. Kou S. Welding metallurgy (1987), John Wiley & Sons, New York
3. Ravindranath K., and Malhotra S.N. The influence of aging on the intergranular corrosion of 22 chromium-5 nickel duplex stainless steel. Corros Sci 37 (1995) 121-132
4. Kim J.S., and Kwon H.-S. Effects of Tungsten on corrosion and kinetics of sigma phase formation of 25% chromium duplex stainless steels. Corrosion 55 (1999) 512-521
5. ASM. ASM specialty handbook of stainless steels (1996), ASM International
6. Van Zwieten A.C.T.M., and Bulloch J.H. Some considerations on the toughness properties of ferritic stainless steels-a brief review. Int J Press Vessels Piping 56 (1993) 1-31
7. Tavares S.S.M., de Noronha R.F., da Silva M.R., Neto J.M., and Pairis S. 475 °C embrittlement in a duplex stainless steel UNS S31803. Mater Res 4 (2001) 237-240
8. Cortie M.B., and Pollak H. Embrittlement and aging at 475 °C in an experimental ferritic stainless steel containing 38 wt.% chromium. Mater Sci Eng A Struct Mater Prop Microstruct Process 199 (1995) 153-163
9. Grobner P.J. The 885 °F (475 °C) embrittlement of ferritic stainless steels. Metall Trans A Phys Metall Mater Sci 4 (1973) 251-260
10. Souza, J. A. Avaliação da Fragilização à 400 e 475°C do Aço Inoxidável Ferrítico AISI 444 Utilizado em Torres de Destilação de Petróleo. M.Sc. Thesis, Universidade Federal do Ceará, Ceará, Brazil; 2004. [in Portuguese]
11. Faria, R. A. Efeito da composição química de aços inoxidáveis ferríticos no desempenho de juntas soldadas pelo processo a arco metálico gasoso (SAMG). M.Sc. Thesis, Universidade de São Paulo, São Paulo, Brazil; 2000. [in Portuguese]
12. Machado I.F., and Padilha A.F. The occurrence of Laves phase in Fe-15% Cr-15% Ni austenitic stainless steel containing niobium. Acta Microsc 12 (2003) 111-114
13. Brown E.L. Intermetallic phase formation in 25Cr-3Mo-4Ni ferritic stainless steel. Metall Trans A Phys Metall Mater Sci 14A (1983) 791
14. Nichol T.J., Datta A., and Aggen G. Embrittlement of ferritic stainless steels. Metall Trans A Phys Metall Mater Sci 11A (1980) 573
15. Korcakova L., Hald J., and Somers M.A.J. Quantification of Laves phase particles size in 9CrW steel. Mater Charact 47 (2001) 111-117
16. Kim S.B., Paik K.W., and Kim Y.G. Effect of Mo substitution by W on high temperature embrittlement characteristics in duplex stainless steels. Mater Sci Eng A Struct Mater Prop Microstruct Process 247A (1998) 67-74
17. Yamamoto K., Kimura Y., Wei F.G., and Michima Y. Design of Laves phase strengthened ferritic heat resisting steels in the Fe-Cr-Nb(-Ni) system. Mater Sci Eng A Struct Mater Prop Microstruct Process 329-331 (2002) 249-254
18. Dimmler G., Weinert P., Kozeschnik E., and Cerjak H. Quantification of the Laves phase in advanced 9-12% Cr steels using a standard SEM. Mater Charact 51 (2003) 341-352
19. Park C.J., Ahn M.K., and Kwon H.S. Influences of Mo substitution by W on the precipitation kinetics of secondary phases and the associated localized corrosion and embrittlement in 29% Cr ferritic stainless steels. Mater Sci Eng A Struct Mater Prop Microstruct Process 418 (2006) 211-217
20. Zucato I., Moreira M.C., Machado I.F., and Lebrão S.M.G. Microstructural characterization and the effect of phase transformation on toughness of the UNS S31803 duplex stainless steel aged treated at 850 °C. Mater Res 5 (2002) 385-389
21. Miyahara K., Hwang J.H., and Shimoide Y. Aging phenomena before the precipitation of the bulky Laves phase in Fe-10% Cr ferritic alloys. Scr Metall Mater 32 (1995) 1917-1921
22. Sakasegawa H., Hirose T., Kohyama A., Katoh Y., Harada T., Asakura K., et al. Effects of precipitation morphology on toughness of reduced activation ferritic/martensitic steels. J Nucl Mater 307-311 (2002) 490-494
23. Atamert S., and King J.E. Sigma-phase formation and its prevention in duplex stainless steels. J Mater Sci Lett 12 (1993) 1144-1147
24. Sourmail T. Precipitation in creep austenitic stainless steels. Mater Sci Technol 17 (2001) 1-13
25. Barcik J. Mechanism of σ-phase precipitation in Cr-Ni austenitic steels. Mater Sci Technol 4 (1988) 5-15
26. Nilsson J.O. The physical metallurgy of duplex stainless steel. Conference of duplex stainless steel 97. Proceedings (1997) 43-71 The Netherlands
27. Liao J. Nitride precipitation in weld HAZs of a duplex stainless steel. ISIJ Int 41 (2001) 460-467