Results 21 to 30 of about 1,787 (225)

Localised corrosion of super duplex stainless steel in synthetic NaOH-Na2S solution at different temperatures

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2021
The pitting corrosion resistance of the UNS S-32760 super duplex stainless steel (SDSS) in synthetic NaOH-Na2S solution at different working temperatures of 25, 50, and 70°C has been evaluated in the current investigation to assess the alloy behaviour ...
Carlos Rondón-Almeyda   +2 more
doaj   +1 more source

Effect of Aging treatment on the Evolution of Precipitates in Super Duplex Stainless Steel [PDF]

open access: yesTeshugang
The precipitation behavior of precipitates in S32750 super duplex stainless steel was studied by aging treatment at 850 ℃. Thermo-Calc software was used to predict the precipitates and phase composition in tested steel.
Luo Renzhi   +5 more
doaj   +2 more sources

Corrosion Behavior in Different Media of Dissimilar Super Duplex Stainless Steel 2507 and Austenitic Stainless Steel 316 Welding by Using GTAW Process with Filler Type 316L

open access: yesJournal of Techniques, 2023
The Super duplex stainless steel is the best of the stainless steel types because duplex stainless steel contains two phases, ferritic and austenitic, which promote this alloy's mechanical and corrosion properties compared to other types.
Abdulrahman H. Abbood   +2 more
doaj   +1 more source

Investigation of Stress Corrosion Cracking of Austenitic, Duplex and Super Duplex Stainless Steels under Drop Evaporation Test using Synthetic Seawater [PDF]

open access: yesMaterials Research, 2019
Stress corrosion cracking (SCC) of UNS S31603 austenitic stainless steel (ASS), UNS S32205 duplex stainless steel (DSS) and UNS S32750 super duplex stainless steel (SDSS) was investigated.
Henrique Boschetti Pereira   +3 more
doaj   +1 more source

Hydrogen embrittlement in super duplex stainless steels

open access: yesMaterialia, 2019
In super duplex stainless steels (SDSSs), both austenite and ferrite are susceptible to hydrogen embrittlement, however there is a lack of understanding into the effect of hydrogen in each phase. In this study, in neutron diffraction was applied on hydrogen-charged (H-charged) samples to investigate the hydrogen embrittlement behaviour in super duplex ...
X.Z. Liang   +5 more
openaire   +2 more sources

Effect of Cooling Rate after Solution Treatment on Subsequent Phase Separation Evolution in Super Duplex Stainless Steel 25Cr-7Ni (wt.%)

open access: yesMetals, 2022
The effect of cooling rate after solution treatment on the initial structure of super duplex stainless steel 25Cr-7Ni (wt.%), and the effect of the initial structure on phase separation (PS) evolution during subsequent aging were investigated.
Jianling Liu   +5 more
doaj   +1 more source

The Effect of Gadolinium on the Microstructures and Charpy Impact Properties of Super Duplex Stainless Steels

open access: yesMetals, 2018
Super duplex stainless steels (SDSSs), exhibiting excellent strength and corrosion resistance, serve as the attractive materials in a variety of industries.
Byung-Moon Moon   +5 more
doaj   +1 more source

Investigation on Solid-State Phase Transformations in a 2510 Duplex Stainless Steel Grade

open access: yesMetals, 2020
Duplex and Super Duplex Stainless Steels are very prone to secondary phases formation related to ferrite decomposition at high temperatures. In the present paper the results on secondary phase precipitation in a 2510 Duplex Stainless Steel, heat-treated ...
Irene Calliari   +5 more
doaj   +1 more source

Difficulties in the Machining Super Duplex Stainless Steels [PDF]

open access: yesMűszaki Tudományos Közlemények, 2019
Abstract Super duplex stainless steels are used in increasingly more areas. The machinability of duplex stainless steels is generally poor. We performed dry turning tests on G X2CrNiMoCuN 26-6-3-3 casted superduplex steel, using two different PVD coated cutting inserts. One of them was coated with TiAlN and other with TiAlSiN.
Nagy, András István   +3 more
openaire   +2 more sources

Effects of Hot Isostatic Pressing on the Properties of Laser-Powder Bed Fusion Fabricated Water Atomized 25Cr7Ni Stainless Steel

open access: yesLubricants, 2022
25Cr7Ni stainless steel (super duplex stainless steels) exhibits a duplex microstructure of ferrite and austenite, resulting in an excellent combination of high strength and corrosion resistance.
Arulselvan Arumugham Akilan   +3 more
doaj   +1 more source

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