Results 21 to 30 of about 34,890 (264)

Physics-Informed Machine Learning for Sustainable Alloy Design: Toward a Recyclable Unified Q&P Steel. [PDF]

open access: yesAdv Sci (Weinh)
A physics‐informed property‐bridging framework links high‐throughput hardness screening to tensile performance in quenching and partitioning steels. By transferring metallurgically guided representations across properties, a single alloy composition is designed to achieve multiple strength grades through heat‐treatment tuning alone, offering a ...
Wei X   +7 more
europepmc   +2 more sources

On the Superplastic Deformation in Vanadium-Alloyed High-Nitrogen Steel

open access: yesMetals, 2019
The experimental evidence for the realization of a superplastic behavior with 900% elongation in V-alloyed high-nitrogen austenitic Fe-19Cr-22Mn-1.5V-0.3C-0.6N steel was proposed. Using thermomechanical processing, a misoriented grain/subgrain austenitic
Elena Astafurova   +7 more
doaj   +1 more source

Study on as-cast microstructure of Fe-15Mn-10Al-5Ni-0.8C low density duplex steel

open access: yesMaterials Research Express, 2022
The microstructure of Fe-15Mn-10Al-5Ni-0.8C low density duplex steel ingots was studied by laser confocal scanning calorimetry , metallographic microscopy and scanning electron microscopy.
Zhihe Guo   +5 more
doaj   +1 more source

Decomposition of Austenite in Austenitic Stainless Steels

open access: yesISIJ International, 2002
Austenitic stainless steels are probably the most important class of corrosion resistant metallic materials. In order to attain their good corrosion properties they rely essentially on two factors: a high chromium content that is responsible for the protective oxide film layer and a high nickel content that is responsible for the steel to remain ...
Padilha, A. F., Rios, P. R.
openaire   +2 more sources

Surface Wear in Hadfield Steel Castings DOPED with Nitrided Vanadium

open access: yesMetals, 2018
This paper examines possible industrial applications of high manganese steel and the feasibility of its inoculation with a new ferroalloy, vanadium nitride.
Konstantin Vdovin   +3 more
doaj   +1 more source

Evolution of precipitates, in particular cruciform and cuboid particles, during simulated direct charging of thin slab cast vanadium microalloyed steels [PDF]

open access: yes, 2004
A study has been undertaken of four vanadium based steels which have been processed by a simulated direct charging route using processing parameters typical of thin slab casting, where the cast product has a thickness of 50 to 80mm ( in this study 50 mm)
Carven, A.J.   +6 more
core   +4 more sources

Evaluation of Volume Fraction of Austenite in Austempering Process of Austempered Ductile Iron

open access: yesMetals, 2019
In the present work, an evaluation of the volume fraction of austenite in austempered ductile iron (ADI) is presented by means of three different methods.
Edward Tyrała   +4 more
doaj   +1 more source

Effect of Starting Microstructures on the Reverse Transformation Kinetics in Low-Carbon Steel

open access: yesMetals, 2020
The effect of the initial starting microstructures on the austenite reverse transformation kinetics is thoroughly studied in low-carbon steel. The different initial starting microstructures including the ferrite + pearlite, bainite, and martensite are ...
Junhua Hou, Binbin He
doaj   +1 more source

On Temperature Dependence of Microstructure, Deformation Mechanisms and Tensile Properties in Austenitic Cr-Mn Steel with Ultrahigh Interstitial Content C + N = 1.9 Mass.%

open access: yesMetals, 2020
The microstructure, deformation mechanisms, tensile properties and fracture micromechanisms of ultrahigh-interstitial austenitic Fe-22Cr-26Mn-1.3V-0.7C-1.2N (mass.%) steel were investigated in wide temperature interval.
Elena Astafurova   +8 more
doaj   +1 more source

Effect of the morphology of the martensite-austenite phase on fracture of the weld heat affected zone in vanadium and niobium microalloyed steels [PDF]

open access: yes, 2010
In multipass welding, the intercritically reheated coarse grained heat affected zone demonstrates the worst toughness in welded joint, since it contains a high-carbon martensite with some retained austenite, known as M-A phase, which is brittle and ...
Baker, T.N., Li, Y.
core   +4 more sources

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