Consideration of particle-strengthening mechanism of copper-precipitation-strengthened steels by atom probe tomography analysis

J Takahashi, K Kawakami, Y Kobayashi - Materials Science and …, 2012 - Elsevier
Atom probe tomography (APT) analysis of copper-strengthened steels was performed to
elucidate the strengthening mechanism due to precipitated copper particles. The …

Aging characteristics and strengthening behavior of a low-carbon medium-Mn Cu-bearing steel

Y Zou, YB Xu, DT Han, ZP Hu, H Song… - Materials Science and …, 2018 - Elsevier
We describe here the aging characteristics and strengthening behavior of a low-carbon
medium-Mn Cu precipitation-strengthened steel. Atom probe tomography (APT) was …

Atom-probe study of Cu and NiAl nanoscale precipitation and interfacial segregation in a nanoparticle-strengthened steel

ZB Jiao, JH Luan, W Guo, JD Poplawsky… - Materials Research …, 2017 - Taylor & Francis
ABSTRACT The Cu and NiAl nanoscale precipitation and interfacial segregation in the
martensite and austenite phases within a high-strength steel were studied by atom-probe …

Precipitation behavior of Cu-NiAl nanoscale particles and their effect on mechanical properties in a high strength low alloy steel

Y Du, X Hu, S Zhang, Y Song, H Jiang, L Rong - Materials Characterization, 2022 - Elsevier
The precipitation behavior of Cu-NiAl nanoscale particles in a high strength low alloy steel
and their effect on mechanical properties are studied systemically by atom probe …

[HTML][HTML] High-resolution transmission electron microscopy characterization of the structure of Cu precipitate in a thermal-aged multicomponent steel

L Han, Q Liu, J Gu - Chinese Journal of Mechanical Engineering, 2019 - Springer
High-dispersed nanoscale Cu precipitates often contribute to extremely high strength due to
precipitation hardening, and whereas usually lead to degraded toughness for especially …

Precipitation strengthening of Cu/NiAl co-precipitates in a martensite-austenite dual-phase steel

SS Xu, XH Lu, SC Liu, L Chen, Y Zhang, XZ Li… - Materials …, 2021 - Elsevier
Abstract Precipitation strengthening of Cu/NiAl co-precipitates and its influence on
mechanical properties in the martensite-austenite dual-phase steels under aging treatment …

Refinement mechanism of nanoscale Cu-rich precipitates by Mo addition and its effect on strength-toughness of Cu-bearing low carbon high strength steel

W Fu, C Li, X Di, K Fu, H Gao, C Fang, S Lou… - Materials Science and …, 2022 - Elsevier
Abstract Effect of Mo element on the precipitation behavior of nanoscale Cu-rich particles in
Cu-bearing low carbon high strength steels was investigated in this work. The addition of …

Effect of copper on tensile properties and grain-refinement of steel and its relation to precipitation behavior

S Takaki, M Fujioka, S Aihara, Y Nagataki… - Materials …, 2004 - jstage.jst.go.jp
Precipitation of Cu in iron and steel is a well-known phenomenon and it might have a
potential to achieve better strength-ductility balance than conventional high-strength steels …

Experimental evaluation of the particle size dependence of the dislocation–particle interaction force in TiC-precipitation-strengthened steel

Y Kobayashi, J Takahashi, K Kawakami - Scripta Materialia, 2012 - Elsevier
The particle size dependence of the interaction force per TiC particle was experimentally
evaluated from the amount of particle strengthening and the particle spacing. The amount of …

An atom-probe tomographic study of the temporal evolution of the nanostructure of Fe–Cu based high-strength low-carbon steels

D Isheim, RP Kolli, ME Fine, DN Seidman - Scripta Materialia, 2006 - Elsevier
A three-dimensional (3D) knowledge of the atomic-scale structure is necessary for improving
the design and understanding of modern materials with complex microstructures, such as …