Mechanical behavior of structurally gradient nickel alloy

J Ding, Q Li, J Li, S Xue, Z Fan, H Wang, X Zhang - Acta Materialia, 2018 - Elsevier
Certain structurally gradient metallic materials have shown a combination of high strength
and work hardening capability. The fundamental mechanisms behind such a unique …

Annealing behavior of gradient structured copper and its effect on mechanical properties

N Guo, D Li, H Yu, R Xin, Z Zhang, X Li, C Liu… - Materials Science and …, 2017 - Elsevier
In this study, hot-extruded copper rods were subjected to free-end-torsion and subsequent
annealing. The microstructures and mechanical properties of the deformed samples and …

Multi-layered gradient structure manufactured by single-roll angular-rolling and ultrasonic nanocrystalline surface modification

HH Lee, HK Park, J Jung, A Amanov, HS Kim - Scripta Materialia, 2020 - Elsevier
A new type of gradient structure is fabricated by the sequential processing of two advanced
severe plastic deformation methods, single-roll angular-rolling and ultrasonic …

Back stress strengthening and strain hardening in gradient structure

M Yang, Y Pan, F Yuan, Y Zhu, X Wu - Materials Research Letters, 2016 - Taylor & Francis
We report significant back stress strengthening and strain hardening in gradient structured
(GS) interstitial-free (IF) steel. Back stress is long-range stress caused by the pileup of …

Quantifying the synergetic strengthening in gradient material

YF Wang, CX Huang, MS Wang, YS Li… - Heterostructured …, 2021 - taylorfrancis.com
Synergetic strengthening induced by the coordinated deformation between mechanically
incompatible zones of heterostructured (HS) materials is a new strengthening mechanism …

Characterization of gradient plastic deformation in gradient nanotwinned Cu

Z Cheng, L Bu, Y Zhang, HA Wu, T Zhu, L Lu - Acta Materialia, 2023 - Elsevier
Gradient nanostructured (GNS) metals exhibit high overall extra strengths relative to their
non-gradient counterparts. However, the spatial distribution of local extra strengths …

Preface to the viewpoint set on: Heterogeneous gradient and laminated materials

L Lu, X Wu, IJ Beyerlein - Scripta Materialia, 2020 - Elsevier
The objective of the present Viewpoint set is to elucidate the state-of-art of this growing
research field. Several key issues on mechanical properties/performance and mechanism of …

Gradient plasticity in gradient nano-grained metals

Z Zeng, X Li, D Xu, L Lu, H Gao, T Zhu - Extreme Mechanics Letters, 2016 - Elsevier
Gradient nano-grained (GNG) metals are a unique class of materials with spatial gradients
in grain size, typically from the surface to the bulk. Here the gradient mechanical behavior in …

Microstructural features and mechanical integrity of wire arc additive manufactured SS321/Inconel 625 functionally gradient material

S Mohan Kumar, A Rajesh Kannan… - Journal of Materials …, 2021 - Springer
The additively fabricated functionally gradient structures can be a potential replacement for
conventionally manufactured structures via fusion welding techniques. A SS321/Inconel 625 …

Gradient nanostructured materials

K Lu - Acta Metall Sin, 2015 - ams.org.cn
In this paper, research progresses on gradient nanostructured materials in recent years is
briefly reviewed. It includes classification of gradient nanostructures, properties and …