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Experimental investigations and DICTRA® simulation of sigma phase formation in a duplex stainless steel
(2017)
© 2017 Elsevier LtdSigma phase formation in an UNS S31803 duplex stainless steel aged at 940 °C was evaluated by computational simulation in DICTRA® software, using MOB2 diffusion database and TCFE8 thermodynamic database. ...
Kinetics of sigma phase formation in a duplex stainless steel
(2009)
This work determines the kinetics of sigma phase formation in UNS S31803 Duplex Stainless Steel (DSS), describing the phase transformations that occur in isothermal aging between 700 and 900 °C for time periods up to 1032 ...
Precipitation of Laves phase in a 28%Cr-4%Ni-2%Mo-Nb superferritic stainless steel
(ELSEVIER SCIENCE INC, 2008)
The main objective of the present work was to study the precipitation of the Laves phase in the X1 CrNiMoNb 28 4 2 (Werkstoff-Nr. DIN 1.4575) superferritic stainless steel employing several complementary techniques of ...
Kinetic Study to Predict Sigma Phase Formation in Duplex Stainless Steels
(2016)
© 2016, The Minerals, Metals & Materials Society and ASM International.This work presents an improved kinetic study of sigma phase formation during isothermal aging between 973 K and 1223 K (700 °C and 950 °C), based on ...
Experimental investigations and DICTRA® simulation of sigma phase formation in a duplex stainless steel
(2017)
© 2017 Elsevier LtdSigma phase formation in an UNS S31803 duplex stainless steel aged at 940 °C was evaluated by computational simulation in DICTRA® software, using MOB2 diffusion database and TCFE8 thermodynamic database. ...
Expression of the sigma35 and cry2AB genes involved in Bacillus thuringiensis virulence
(Universidade de São Paulo (USP), Escola Superior de Agricultura Luiz de Queiroz (ESALQ), 2014)
Sigma phase formation and polarization response of UNS S31803 in sulfuric acid
(2005)
For a better understanding of the relationship between the microstructure of UNS S31803 duplex stainless steel (DSS) and the shape of the polarization curves, this study evaluated the influence of the microstructure on the ...
Effect of MAG welding transfer mode on sigma phase precipitation and corrosion performance of 316L stainless steel multi-pass welds
(2020-01-01)
The effect of multi-pass MAG welding transfer modes on the sigma phase precipitation and corrosion performance of AISI 316L thick plate were investigated. The evolution of the microstructure was examined by optical and ...