Results 11 to 20 of about 14,485 (279)

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

On the Factors Governing Austenite Stability: Intrinsic versus Extrinsic. [PDF]

open access: yesMaterials (Basel), 2020
In this review, we separate the different governing factors on austenite stability into intrinsic and extrinsic factors, depending on the domain defined by austenite grain boundaries. The different measuring techniques on the effectiveness of the governing factors in affecting the austenite stability are discussed.
He B.
europepmc   +4 more sources

Effect of Composition on Strain-Induced Martensite Transformation of FeMnNiC Alloys Fabricated by Powder Metallurgy [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
We investigated the austenite stability and mechanical properties in FeMnNiC alloy fabricated by spark plasma sintering. The addition of Mn, Ni, and C, which are known austenite stabilizing elements, increases its stability to a stable phase existing ...
Seunggyu Choi   +5 more
doaj   +1 more source

Temperature dependence of tensile deformation behavior and strain hardening of lean duplex stainless steels

open access: yesJournal of Materials Research and Technology, 2022
Two lean duplex stainless steels with different manganese contents (4 and 8 wt.%) were deformed in the tensile mode in the temperature range of 25–300 °C.
Mahsa Khorrami   +5 more
doaj   +1 more source

The correlation of austenite stability and sequence of strain accommodation during room temperature deformation of a duplex lightweight steel

open access: yesJournal of Materials Research and Technology, 2021
The effect of austenite stability on the sequence of room temperature strain accommodation has been investigated in Fe-0.07C-11.15Mn-5.6Al-0.12Si lightweight steel through employing interrupted tensile tests coupled with electron backscattered ...
B. Mirshekari   +5 more
doaj   +1 more source

Stability of retained austenite and work hardening behavior in ultra-fine medium carbon bainitic steel

open access: yesJournal of Materials Research and Technology, 2023
The effect of retained austenite stability on plastic deformation was investigated by stepwise tensile test of medium carbon steel material at two different bainite isothermal temperatures below or above the martensite start (Ms) point.
Tingting He   +5 more
doaj   +1 more source

Influence of Carbon Content on Austenite Stability and Strain-induced Transformation of Nanocrystalline FeNiC Alloy by Spark Plasma Sintering [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
The effects of carbon content on the austenite stability and strain-induced transformation of nanocrystalline Fe-11% Ni alloys were investigated using X-ray analysis and mechanical tests.
Seung-Jin Oh   +4 more
doaj   +1 more source

Role of Al element in tailoring the austenite mechanical stability and tensile properties of medium Mn steels

open access: yesJournal of Materials Research and Technology, 2022
Al is generally employed as a key alloying element to tailor the austenite mechanical stability and mechanical properties in medium Mn TRIP steels. However, the effect of Al on the austenite stability has been limitedly studied, leaving contradictory ...
Songyang Jing, Hua Ding, Mingzhu Liu
doaj   +1 more source

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

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