Mechanisms of hydrogen embrittlement in high-strength aluminum alloys containing coherent or incoherent dispersoids

M Safyari, M Moshtaghi, T Hojo, E Akiyama - Corrosion science, 2022 - Elsevier
This study investigated the hydrogen embrittlement of a high strength Zr or Cr-added
aluminum alloy specimens containing coherent Al 3 Zr or incoherent Al 18 Mg 2 Cr 3 …

Quantified contribution of β ″and β′ precipitates to the strengthening of an aged Al–Mg–Si alloy

M Yang, H Chen, A Orekhov, Q Lu, X Lan, K Li… - Materials Science and …, 2020 - Elsevier
It is generally believed that β ″precipitates, rather than β′ precipitates, are the major
strengthening precipitates in aged Al–Mg–Si alloys. The reason for this difference is not well …

Quantification of α phase strengthening in titanium alloys: crystal plasticity model incorporating α/β heterointerfaces

M Zhang, J Li, B Tang, WY Wang, K Li, T Zhang… - International Journal of …, 2022 - Elsevier
A strategy to quantify the second phase strengthening of α precipitates in titanium alloys is
proposed to predict the mechanical performance through crystal plasticity finite element …

Deformation microstructures, strengthening mechanisms, and electrical conductivity in a Cu–Cr–Zr alloy

R Mishnev, I Shakhova, A Belyakov… - Materials Science and …, 2015 - Elsevier
The ultrafine-grained microstructures, mechanical properties and electrical conductivity of a
Cu–0.87% Cr–0.06% Zr alloy subjected to multiple equal channel angular pressing (ECAP) …

Precipitation structure and strengthening mechanisms in an Al-Cu-Mg-Ag alloy

M Gazizov, R Kaibyshev - Materials Science and Engineering: A, 2017 - Elsevier
The evolution of the Ω-phase dispersion during aging in an Al-5.6 Cu-0.72 Mg-0.5 Ag-0.32
Mn-0.17 Sc-0.12 Zr-0.1 Ge-0.08 Ti-0.02 Fe-0.01 Si (wt%) alloy was examined at the …

Deformation structures and strengthening mechanisms in an AlMgScZr alloy

S Malopheyev, V Kulitskiy, R Kaibyshev - Journal of Alloys and Compounds, 2017 - Elsevier
The deformation structures, mechanical properties and strengthening mechanisms of an Al-
5.4 Mg-0.4 Mn-0.2 Sc-0.09 Zr alloy subjected to equal-channel angular pressing (ECAP) for …

Microstructural based hydrogen diffusion and trapping models applied to Fe–CX alloys

A Drexler, T Depover, S Leitner, K Verbeken… - Journal of Alloys and …, 2020 - Elsevier
Hydrogen embrittlement of modern high strength steels consists of different interacting time-
dependent mechanisms. One of these mechanisms is hydrogen diffusion and trapping to …

Grain refinement kinetics and strengthening mechanisms in Cu–0.3 Cr–0.5 Zr alloy subjected to intense plastic deformation

AP Zhilyaev, I Shakhova, A Morozova… - Materials Science and …, 2016 - Elsevier
The ultrafine-grained microstructures, mechanical properties and electrical conductivity of a
Cu–0.3% Cr–0.5% Zr alloy subjected to equal channel angular pressing (ECAP) at a …

Effect of chromium content on precipitation in Cu–Cr–Zr alloys

A Bodyakova, R Mishnev, A Belyakov… - Journal of Materials …, 2022 - Springer
The phase content and the strengthening of two copper alloys, 0.1 Cr–0.1 Zr and 0.9 Cr–0.1
Zr, subjected to aging treatments were studied. The size of second phase particles and the …

A model for precipitation strengthening in multi-particle systems

MR Ahmadi, E Povoden-Karadeniz, KI Öksüz… - Computational materials …, 2014 - Elsevier
In this work, we present a consistent model describing the increase of yield strength caused
by precipitation of second phase particles. Shearing and non-shearing mechanisms are …