Results 21 to 30 of about 585,812 (289)

Precipitation and Grain Size Effects on the Tensile Strain-Hardening Exponents of an API X80 Steel Pipe after High-Frequency Hot-Induction Bending

open access: yesMetals, 2018
This study discusses the use of the Morrison model to estimate the strain-hardening exponent (n) in the presence of precipitation hardening for an API X80 steel pipe.
Rafael A. Silva   +3 more
doaj   +1 more source

Particle distance distributions and their effect on precipitation strengthening [PDF]

open access: yesComputer Methods in Materials Science, 2011
In this work, a general formulation of particle distances in glide planes is derived for arbitrary size distributions. The approach is designed to use the results of Wagner-Kampmann-type models.
Bernhard Sonderegger   +3 more
doaj   +1 more source

Understanding the effect of cobalt on the precipitation hardening behavior of the maraging stainless steel

open access: yesJournal of Materials Research and Technology, 2023
The effect of cobalt on the precipitation hardening behavior of the maraging stainless steels was studied. The hardness test indicated that cobalt addition could advance peak aging time and generate a higher peak hardness. The statistical results of nano-
Jialong Tian   +5 more
doaj   +1 more source

Shear band-driven precipitate dispersion for ultrastrong ductile medium-entropy alloys

open access: yesNature Communications, 2021
Precipitation hardening, used as an effective strengthening strategy in various alloy systems, has been usually achieved by coherent precipitates.
Tae Jin Jang   +8 more
doaj   +1 more source

Modelling Precipitation of Carbides in Martensitic Steels [PDF]

open access: yes, 2004
The purpose of this work was to model carbide precipitation in steels of a quaternary system which includes two substitutional elements. The work focuses on secondary hardening steels which are used for high-strength components, where hydrogen ...
Yamasaki, Shingo
core   +2 more sources

Precipitation Hardening on Mechanical and Corrosion Properties of Extruded Mg10Gd Modified with Nd and La

open access: yesMetals, 2018
To improve the mechanical and corrosion properties of Mg10Gd, Nd and La are added, and from that, the influence of precipitation hardening was studied.
Petra Maier   +3 more
doaj   +1 more source

Anomalous precipitation hardening in Al-(1 wt%)Cu thin films [PDF]

open access: yes, 2018
This paper concentrates on the precipitation hardening of Al-(1 wt%)Cu thin films. It is shown that in contrast to bulk, the well-known approach of precipitation hardening in confined systems like thin layers and thin films does not operate in the ...
Hoefnagels, J.P.M.   +12 more
core   +4 more sources

Quantification of Precipitation Hardening and Evolution of Precipitates

open access: yesMATERIALS TRANSACTIONS, 2002
Quantification of precipitation hardening is a challenging subject as it demands combined knowledge of precipitation strengthening mechanism and precipitate growth/coarsening kinetics. Having not seen many attempts on developing new theories in recent years, the authors are aware of the fact that many existing concepts and developed theories are ...
Guo, Z., Sha, Wei
openaire   +2 more sources

Influence of plastic deformation and Cu/Mg ratio on the strengthening mechanisms and precipitation behavior of AA2024 aluminum alloys

open access: yesJournal of Materials Research and Technology, 2019
The strengthening mechanisms and precipitation behavior in AA2024 alloys with different Cu/Mg ratios (3.18 and 2.48) and different levels of plastic deformation (5 and 15%) were studied by X-ray diffraction, transmission electron microscopy and Vickers ...
J.L. García-Hernández   +7 more
doaj   +1 more source

The Influence of Quenching Media and Aging Time on Microstructure and Mechanical Behavior of 6061 Aluminum Alloy [PDF]

open access: yesEngineering and Technology Journal, 2015
Aluminum-magnesium-silicon (Al-Mg-Si) alloys are medium strength, excellent formability, good corrosion resistance and widely used in extruded products and automotive body materials.
Naser Korde Zedin
doaj   +1 more source

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