Results 41 to 50 of about 3,189 (188)

Recycling End‐of‐Life Solid Oxide Cell Interconnect Assemblies into Commercial‐Grade AISI 304 Stainless Steels

open access: yessteel research international, EarlyView.
This study validates a recycling pathway for converting interconnect assemblies from end‐of‐life SOC stacks into commercial‐grade AISI 304 steels. Using scrap‐based steelmaking operations, austenitic cast steels with <4.0% δ‐ferrite are successfully produced.
Jeraldine Lastam   +7 more
wiley   +1 more source

GMAW Cold Wire Technology for Adjusting the Ferrite–Austenite Ratio of Wire and Arc Additive Manufactured Duplex Stainless Steel Components

open access: yesMetals, 2019
The use of commercially available filler metals for wire and arc additive manufacturing (WAAM) of duplex stainless steel components results in a microstructure with a very low ferrite content.
Juliane Stützer   +4 more
doaj   +1 more source

Computer Modeling of the Ferrite‐To‐Austenite Transformation in a Super‐Duplex Stainless Steel and the Important Role of Trans‐Interface Diffusion

open access: yessteel research international, EarlyView.
An accurate moving boundary model for volume diffusion containing boundary conditions from trans‐interface diffusion (TID) simulates the austenite growth during cooling. TID of Cr, Mo, N and Ni enhance growth kinetics. Without TID, compositions of the interface region change, decreasing the driving force for growth and finally causing numerical ...
A. Salwén   +3 more
wiley   +1 more source

Nitrogen-Bearing Duplex Stainless Steel and Its Metallurgical Technology

open access: yesTeshugang, 2006
As compared with austenite stainless steel, the ferrite-austenite duplex stainless steel has higher mechanical properties, excellent stress and pitting corrosion, and lower cost due to lower Ni content, especially improve weldability of steel due to ...
李学锋, 李正邦
doaj  

Effect of Sulphide Addition to Chloride Environment on Corrosion Behavior of SAF2507 Duplex Stainless Steel

open access: yesInternational Journal of Electrochemical Science, 2016
The effect of sulphide addition to chloride environment on corrosion behavior of SAF2507 stainless steel at different temperatures was studied by slow strain rate test and electrochemical test, the tensile fracture morphology was observed by SEM.
Zhiyuan Zhu
doaj   +1 more source

Comparative Study on Electrochemical Corrosion Behavior of B500SD Carbon Steel and 2205 Duplex Stainless Steel Exposed to Concrete Pore Solution Containing Chloride Ions

open access: yesInternational Journal of Electrochemical Science, 2021
In this work, a comparative study was done on electrochemical corrosion behavior of B500SD carbon steel and 2205 duplex stainless steel rebars immersed into concrete pore solution containing chloride ions.
Weiling Teng, Xiaofang Li
doaj   +1 more source

Influence of Surface Roughness and Temperature on Niobium Cathodic Cage Duplex Treatment Applied to VP20TS Steel

open access: yessteel research international, EarlyView.
Niobium cathodic cage duplex treatment is applied to VP20TS steel to evaluate the influence of surface roughness and temperature on coating performance. Results show that higher temperatures promote thicker nitride layers and increased microhardness, while finer surface preparation enhances adhesion and wear resistance, revealing optimal conditions for
Alan Bruno Costa Cardoso   +6 more
wiley   +1 more source

Investigation of Serrated Flow in Intercritically Annealed Medium Manganese Steel by In Situ Synchrotron X‐Ray Diffraction

open access: yessteel research international, EarlyView.
Serrations and stepwise austenite phase transformation were observed in cold‐rolled and annealed medium manganese steels. By in situ XRD experiments, these two phenomena were studied simultaneously. The results show that DSA leads to the creation of PLC bands and load drops in the specimen.
Shahroz Ahmed   +6 more
wiley   +1 more source

Moment‐curvature behavior of continuous reinforced concrete slab strips—Experimental determination and modeling

open access: yesStructural Concrete, EarlyView.
Abstract With the market introduction of new reinforcing materials, such as corrosion‐resistant steel, the effect of their stress–strain relationship on the ductility of reinforced concrete structures needs to be evaluated. Their moment‐curvature behavior significantly influences bending moment redistributions, rotation capacity, and deformation at ...
Nathalie Reckinger   +2 more
wiley   +1 more source

Study on microstructure and properties evolution of duplex stainless steel powders by high-energy ball milling

open access: yesJournal of Materials Research and Technology
Powder metallurgy duplex stainless steels have garnered significant attention due to its exceptional mechanical properties. The preparation of raw material powders plays a crucial role in the sintering process of duplex stainless steels.
Wenqing Sheng   +7 more
doaj   +1 more source

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