Results 11 to 20 of about 113,676 (348)

Study on the Effect of Milling Surface Plastic Deformation on Fatigue Performance of 20Cr and TC17 Specimens

open access: yesMetals, 2022
In addition to the micro-topography of machined surfaces, plastic deformation is an important factor affecting the machined surface integrity and the fatigue performance of specimens. For 20Cr and TC17 materials, the effect law of milling surface plastic
Xun Li   +4 more
doaj   +1 more source

Enhanced plasma nitriding efficiency and properties by severe plastic deformation pretreatment for 316L austenitic stainless steel

open access: yesJournal of Materials Research and Technology, 2021
In order to enhance the plasma nitriding efficiency and improve the hardness and wear resistance of 316L austenitic stainless steel, severe plastic deformation was adopted prior to plasma nitriding.
Yangyang Lu   +5 more
doaj   +1 more source

Ultrafine-Grained Stainless Steels after Severe Plastic Deformation

open access: yesMetals, 2023
The aim of the present review is to summarize the recent achievements in the development of ultrafine-grained austenitic/ferritic stainless steels processed by large strain deformation.
Pavel Dolzhenko   +4 more
doaj   +1 more source

Microstructure evolution during severe plastic deformation [PDF]

open access: yesPhilosophical Magazine, 2011
Radiotracer diffusion studies of severely deformed, ultra-fine grained materials have revealed the presence of ultra-fast transport paths, which include "non-equilibrium" grain boundaries and free volume. Under some experimental conditions, percolating porosity is produced even in pure copper [Ribbe et al., Phys. Rev. Lett. 2009]. Micro-cracks may form
Divinski, Sergiy   +2 more
openaire   +1 more source

Structural and chemical inhomogeneities in the sintered titanium alloys after severe plastic deformation [PDF]

open access: yesМеталознавство та обробка металів, 2020
The results of studies of porosity, microhardness, microstructure, phase composition, and distribution of alloying elements in samples of VT6 and VT8 titanium alloys are presented.
D.V. Pavlenko
doaj   +1 more source

Formation conditions of vortex-like intermixing interfaces in cold spray

open access: yesMaterials & Design, 2021
Experimental investigation was conducted to explore the formation conditions and provide new insights into the formation mechanisms of the unexplained intermixing phenomenon observed at the substrate-coatings interface of cold sprayed materials.
Shuo Yin   +8 more
doaj   +1 more source

Magnetic dilution by severe plastic deformation

open access: yesAIP Advances, 2020
Mixtures of Fe and Cu powders are cold-compacted and subsequently deformed with severe plastic deformation by high-pressure torsion, leading to bulk samples.
Martin Stückler   +6 more
doaj   +1 more source

Nanostructures in Ti processed by severe plastic deformation [PDF]

open access: yes, 2003
Metals and alloys processed by severe plastic deformation (SPD) can demonstrate superior mechanical properties, which are rendered by their unique defect structures.
Alexandrov   +20 more
core   +1 more source

Shear-induced α → γ transformation in nanoscale Fe-C composite [PDF]

open access: yes, 2006
High-resolution transmission electron microscopy and three-dimensional atom probe observations show clearly that a reverse transformation of body-centred cubic ferrite to face-centred cubic austenite occurs during severe plastic deformation of a ...
Fecht, H.-J.   +4 more
core   +1 more source

Fabrication of nanostructured pearlite steel wires using electropulsing [PDF]

open access: yes, 2017
This work reports the refinement of pearlite structure into nanostructure using electropulsing. Nanostructured pearlitic steel wires possess nanoscale lamellae or nanoscale grain microstructures.
Elliott-Bowman, Bernadette   +3 more
core   +1 more source

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