Results 11 to 20 of about 26,215 (293)

The Effect of Quenching and Partitioning (Q&P) Heat Treatment on the Microstructure and Mechanical Properties of High Boron Steel. [PDF]

open access: yesMaterials (Basel), 2021
P) heat treatment is a promising process to produce martensitic steel with excellent mechanical properties, especially high toughness by increasing the volume fraction of retained austensite (RA) in the martensitic matrix.
Li Z   +6 more
europepmc   +2 more sources

Advanced High-Strength Steels by Quenching and Partitioning [PDF]

open access: yesMetals, 2021
Quenched and partitioned (Q&P) steels are recently developed materials with carefully selected chemical compositions and multiphase microstructures resulting from precisely controlled heating and cooling processes [...]
Ilchat Sabirov   +2 more
doaj   +3 more sources

Quenching and Partitioning of Multiphase Aluminum-Added Steels [PDF]

open access: yesMetals, 2019
The quenching and partitioning response following intercritical annealing was investigated for three lean TRIP-type high-Al steel compositions. Depending on the intercritical austenite fraction following annealing, the steels assumed either a ferrite ...
Tuomo Nyyssönen   +5 more
doaj   +5 more sources

Partitioning-related microstructure evolution and mechanical behavior in a δ-quenching and partitioning steel

open access: yesJournal of Materials Research and Technology, 2022
The splitting of the quenching and partitioning of quenching - tempering & partitioning (Q-T&P) process permits us to investigate the as-quenched and partitioned states of the novel δ-quenching & partitioning (δ-QP) steel, separately.
P. Chen   +6 more
doaj   +2 more sources

Quenching and partitioning in Si/Al-free steels: effect of quenching temperature

open access: yesJournal of Materials Research and Technology
Carbon partitioning is a feasible way to stabilize austenite against martensite transformation at room temperature in quenching and partitioning (Q&P) steels.
Dezhen Yang   +7 more
doaj   +2 more sources

Interaction of martensite and bainite transformations and its dependence on quenching temperature in intercritical quenching and partitioning steels

open access: yesMaterials & Design, 2019
A series of quenching temperatures (QT) were applied to investigate the interaction of bainite and martensite transformations in intercritical quenching and partitioning steels with multiple-stage martensite transformation.
Fei Peng   +4 more
doaj   +3 more sources

Texture and mechanical properties of quenching and partitioning steel

open access: yesMaterials Research Express, 2023
Advanced high-strength steels, such as quenching and partitioning (Q&P) steels, are of considerable interest in the automotive industry owing to their desirable mechanical properties.
Pengsheng Hu   +3 more
doaj   +2 more sources

Influence of carbon partitioning kinetics on final austenite fraction during quenching and partitioning [PDF]

open access: yesScripta Materialia, 2009
The quenching and partitioning (QP extension of this methodology to include carbon partitioning kinetics is developed here. The final austenite fraction is less sensitive to quench temperature than previously predicted, in agreement with experimental results.
Clarke, Amy J   +5 more
openaire   +4 more sources

The "quenching and partitioning" process: background and recent progress [PDF]

open access: yesMaterials Research, 2005
A new process concept, "quenching and partitioning" (Q&P) has been proposed recently for creating steel microstructures with retained austenite. The process involves quenching austenite below the martensite-start temperature, followed by a partitioning ...
John G. Speer   +3 more
doaj   +4 more sources

Quenching and partitioning heat treatment in ductile cast irons [PDF]

open access: yesMaterials Research, 2014
A commercial ductile iron alloy was submitted to a quenching and partitioning heat treatment. Samples were austenitized at 900 ºC for two hours, quenched at 160 ºC and kept at this temperature for 2 minutes and finally were re-heated at temperatures ...
Anderson José Saretta Tomaz da Silva   +3 more
doaj   +4 more sources

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