Results 11 to 20 of about 3,109,044 (287)

A New Approach to the Optimization of the Austenite Stability of Metastable Austenitic Stainless Steels

open access: yesJournal of Materials Engineering and Performance, 2023
Austenitic steels used for components in high-pressure hydrogen storage systems in the automotive sector have to meet high requirements in terms of material properties and cost efficiency.
Aaron Berger   +4 more
semanticscholar   +3 more sources

Interpretation of dynamic tensile behavior by austenite stability in ferrite-austenite duplex lightweight steels. [PDF]

open access: yesSci Rep, 2017
AbstractPhenomena occurring in duplex lightweight steels under dynamic loading are hardly investigated, although its understanding is essentially needed in applications of automotive steels. In this study, quasi-static and dynamic tensile properties of duplex lightweight steels were investigated by focusing on how TRIP and TWIP mechanisms were varied ...
Park J   +6 more
europepmc   +6 more sources

Comparative study on microstructures and mechanical properties of Q&P steels prepared with hot-rolled and cold-rolled C–Si–Mn sheets

open access: yesJournal of Materials Research and Technology, 2022
In this study, we investigate the microstructures and mechanical properties of quenching and partitioning (Q&P) steels prepared with hot-rolled (HR) and cold-rolled (CR) sheets at different annealing temperatures (partial austenitisation).
Y.Y. Cheng   +5 more
doaj   +1 more source

Achieving High Plasticity and High Toughness of Low-Carbon Low-Alloy Steel through Intercritical Heat Treatment

open access: yesMetals, 2023
Medium manganese steel has excellent comprehensive properties due to the TRIP effect of retained austenite, but its welding performance is unsatisfactory for its high alloy content.
Long Huang   +3 more
doaj   +1 more source

Deconstructing the Retained Austenite Stability: A Comparative Study of Two-Phase and Bulk Microstructures

open access: yesMetallurgical and Materials Transactions. A, 2023
The stability of retained austenite is a key factor in the design of advanced high-strength steels that exhibit excellent mechanical performance, including high strength and high ductility/toughness.
Joshua Kumpati   +3 more
semanticscholar   +1 more source

The effect of retained austenite on the wear mechanism of bainitic ductile iron under impact load

open access: yesJournal of Materials Research and Technology, 2021
The effect of retained austenite on the impact wear resistance of bainitic ductile iron is studied. Two kinds of bainitic ductile iron with different morphologies of retained austenite were fabricated via continuous cooling process.
Yongjin Wang, Renbo Song, Liang Huang
doaj   +1 more source

Microstructure-Properties Relationship and Mechanical Stability of Retained Austenite in Thermomechanically Processed Medium-C TRIP Steel at Different Deformation Temperatures [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
The paper presents the effect of deformation temperature on the mechanical stability of retained austenite in a multiphase TRIP steel. Series of static tensile tests were carried out in the temperature range –20 to 140°C in order to simulate the ...
A. Skowronek   +3 more
doaj   +1 more source

Deformation behavior of retained austenite and its effect on plasticity based on in-situ EBSD analysis for transformable ferritic stainless steel

open access: yesJournal of Materials Research and Technology, 2022
The relationship of deformation behavior of retained austenite with its characteristics for transformable ferritic stainless steel by Q&P treatment was systematically investigated using in-situ EBSD analysis.
Fei Gao   +4 more
doaj   +1 more source

Study of the isothermal bainitic transformation and austenite stability in an advanced Al-rich medium-Mn steel

open access: yesArchives of Civil and Mechanical Engineering, 2022
Isothermal bainitic transformation of a lean medium-Mn steel containing (in mass%) 0.18C–3.6Mn–1.7Al–0.23Si–0.2Mo–0.04–Nb after full austenitization at 1100 ºC was studied by means of high resolution dilatometry.
Morawiec   +4 more
semanticscholar   +1 more source

The role of ausforming in the stability of retained austenite in a medium-C carbide-free bainitic steel

open access: yesJournal of Materials Research and Technology, 2020
In this work, the influence of thermomechanical treatments, consisting of a combination of ausforming followed by isothermal holding and cooling to room temperature, on the stability of retained austenite of a carbide-free medium carbon-high silicon ...
M. Zorgani   +2 more
doaj   +1 more source

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