Model of vacancy diffusion-assisted intergranular corrosion in low-alloy steel
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DOI: 10.1016/j.actamat.2021.117348
Abstract: Abstract A model is presented for intergranular corrosion (IGC) of nonsensitized low-carbon pipeline steels, in which enhanced grain boundary (GB) oxidation is enhanced by vacancies produced by oxidation of reactive Si atoms. Evidence for vacancy… read more here.
Keywords: intergranular corrosion; vacancy; model; vacancy diffusion ... See more keywords
A stereological approach for measuring the groove angles of intergranular corrosion
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DOI: 10.1016/j.corsci.2016.11.005
Abstract: Abstract Non-sensitized austenitic stainless steels can be prone to intergranular corrosion when they are in contact with an oxidizing medium like nitric acid. Intergranular corrosion is characterized by the formation of grooves along the grain… read more here.
Keywords: stereological approach; intergranular corrosion; measuring groove; corrosion ... See more keywords
The intergranular corrosion susceptibility of 2024 Al alloy during re–ageing after solution treating and cold–rolling
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DOI: 10.1016/j.corsci.2016.11.013
Abstract: The intergranular corrosion (IGC) susceptibility of 2024 Al alloy during re–ageing after solution treating and cold–rolling was investigated by accelerated corrosion testing, open circuit potential testing, transmission electron microscopy and scanning electron microscopy. The absence… read more here.
Keywords: 2024 alloy; intergranular corrosion; susceptibility 2024; microscopy ... See more keywords
On the unusual intergranular corrosion resistance of 316L stainless steel additively manufactured by selective laser melting
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DOI: 10.1016/j.corsci.2019.108189
Abstract: Abstract The intergranular corrosion (IGC) resistance of 316L stainless steel (316L SS) produced by selective laser melting (SLM) was investigated using microscopy analysis and electrochemical measurements. The IGC resistance of SLM-produced 316L SS, determined using… read more here.
Keywords: intergranular corrosion; resistance 316l; stainless steel; corrosion ... See more keywords
Atomic-scale evidence for the intergranular corrosion mechanism induced by co-segregation of low-chromium ferritic stainless steel
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DOI: 10.1016/j.corsci.2021.109588
Abstract: Abstract The composition distribution around grain boundaries of low-chromium ferritic stainless steels was investigated by the techniques of three-dimensional atom probe and focused ion beam. It was found that Cr atoms segregated largely (up to… read more here.
Keywords: low chromium; chromium ferritic; segregation; corrosion ... See more keywords
Microstructure and intergranular corrosion behavior of HAZ in DP-TIG welded DSS joints
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2018.02.019
Abstract: Abstract In this study, 10.8-mm-thick workpieces of S32101 duplex stainless steel were welded using a keyhole deep penetration tungsten inert gas welding system. The misorientation angle distribution of grain boundaries in the heat affected zone… read more here.
Keywords: intergranular corrosion; misorientation angle; corrosion; corrosion behavior ... See more keywords
Intergranular corrosion resistance of Zn modified 5××× series Al alloy during retrogression and re-aging treatment
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DOI: 10.1016/j.matchar.2018.07.008
Abstract: Abstract The effects of retrogression and re-aging treatment on the intergranular corrosion behavior of Al-5.0Mg-3.0Zn alloys are systematically studied. The alloy's strength increases when retrogression temperature increases from 390 °C to 420 °C. Samples retrogressed at 390 °C… read more here.
Keywords: intergranular corrosion; retrogression temperature; aging treatment; retrogression ... See more keywords
Effects of Ag on the age hardening response and intergranular corrosion resistance of Al-Mg alloys
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DOI: 10.1016/j.matchar.2018.10.025
Abstract: Abstract Effects of Ag on age hardening response and intergranular corrosion resistance of Al-Mg alloys have been examined in this research. In the aging process, Ag addition can promote the formation of numerous fine-scale rod-like… read more here.
Keywords: resistance alloys; age hardening; hardening response; corrosion resistance ... See more keywords
The effect of sub-grain structure on intergranular corrosion of 316L stainless steel fabricated via selective laser melting
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DOI: 10.1016/j.matlet.2019.02.047
Abstract: Abstract The relationship between the microstructure of intergranular corrosion of SLM 316L SS was investigated in this study. The experimental results revealed that SLM 316L SS could be sensitized at 650 °C as the treatment duration… read more here.
Keywords: slm 316l; sub grain; effect sub; corrosion ... See more keywords
Suppression of intergranular corrosion by surface grain boundary engineering of 304 austenitic stainless steel using laser peening plus annealing
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DOI: 10.1016/j.mtcomm.2020.101572
Abstract: Abstract Grain boundary engineering (GBE) has a high potential to suppress intergranular degradation and improve weld properties. Thermomechanical processing is typically used to optimize grain boundary character distributions (GBCDs) for the GBE of face-centered cubic… read more here.
Keywords: intergranular corrosion; laser peening; grain boundary; plus annealing ... See more keywords
Effect of thermal aging on the mechanical, intergranular corrosion and corrosion fatigue properties of Z3CN20.09M cast duplex stainless steel
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DOI: 10.1016/j.net.2021.02.001
Abstract: Abstract The effect of thermal aging at 475°C and 750°C of Z3CN20.09M cast duplex stainless steel (CDSS) on microstructure, mechanical and intergranular corrosion properties were investigated by transmission electron microscope (TEM), nano indenter, scanning electron… read more here.
Keywords: effect thermal; corrosion; corrosion fatigue; z3cn20 09m ... See more keywords