Results 101 to 110 of about 1,054 (210)

The Effects of Intermediate Layer and Surface Nanocrystallization on the Vacuum Diffusion Bonding of Commercially Pure Titanium

open access: yes, 2012
Using cooper foil as intermediate layer, commercially pure titanium (CP-Ti) was vacuum diffusion welded after surface nanocrystallization. The effects of the interlayer and SNC treatment on the bonding state were discussed thereafter.
Chen, Chunhuan   +3 more
core   +1 more source

Preperation of Ceramic Coatings on Ti Alloy by Surface Nanocrystallization/Micro-Arc Oxidation

open access: yes, 2010
Nanostructured surface layer was produced on Ti-6Al-4V alloy by surface mechanical attrition treatment(SMAT) technique, and the composite ceramic coatings of surface nanocrystallization/micro-arc oxidation(SNC/MAO) were prepared on the nanocrystallized ...
Jin Xue Zhang, Guo Dong Hao
core   +1 more source

The Effect of Strain Rate on the Plastic Deformation Mode of CP-Ti during Surface Nanocrystallization

open access: yes, 2011
The effect of the strain rate on the surface nanocrystallization of titanium is investigated both theoretically and experimentally in this paper. The strain rate variation and stress distribution from surface to the interior of titanium during shot ...
Cheng Jin, Chun Huan Chen, Rui Ming Ren
core   +1 more source

Enhancement in microstructural and mechanical performance of AA7075 aluminum alloy via severe shot peening and ultrasonic nanocrystal surface modification

open access: yes, 2020
In this experimental study, AA7075 aluminum alloy was subjected to pure severe shot peening (SSP), pure ultrasonic nanocrystalline surface modification (UNSM) and the combination of these two treatments.
Efe, Yusuf   +6 more
core   +1 more source

Electrochemical corrosion behavior of 7075 aluminum alloy with different ultrasonic surface rolling microstructures

open access: yesJournal of Materials Research and Technology
7075 Al alloy is strengthened by ultrasonic surface rolling process (USRP), and the process parameters are changed to regulate the microstructure. The thickness, grain size and distribution of different strengthening layer are characterized in detail by ...
Tianjian Yu   +5 more
doaj   +1 more source

The Effect of Initial Microstructure on Surface Nanocrystallization of Quenched and Tempered Steel

open access: yes, 2010
Nanocrystalline surface layer was fabricated on a quenched and tempered Cr-Si alloy steel by using Surface mechanical treatment. The microstructure features of various sections in the surface layer were characterized by using transmission electron ...
De Ma Ba, Shi Ning Ma, Fan Jun Meng
core   +1 more source

The Influence of Surface Nanocrystallization of TA2 Titanium Alloy on Its Corrosion Resistance

open access: yes
In this study, the surface nano treatment of TA2 titanium alloy was realized by means of surface mechanical wear treatment. The microstructure and electrochemical properties of the nanocrystalline layer were investigated by SEM, TEM, Electrochemical ...
Yiwei Guo   +4 more
core   +1 more source

Enhancing the mechanical and biological performance of a metallic biomaterial for orthopedic applications through changes in the surface oxide layer by nanocrystalline surface modification

open access: yes, 2015
Nanostructured metals are a promising class of biomaterials for application in orthopedics to improve the mechanical performance and biological response for increasing the life of biomedical implants.
Trishul, MA   +4 more
core   +1 more source

Formation of nanocrystalline surface layers in various metallic materials by near surface severe plastic deformation

open access: yesScience and Technology of Advanced Materials, 2004
The surface of the various kinds of metallic materials sheets were severely deformed by wire-brushing at ambient temperature to achieve nanocrystalline surface layer.
Masahide Sato, Nobuhiro Tsuji, Yoritoshi Minamino and Yuichiro Koizumi
doaj  

Surface Nanocrystallization of EN8 Steel: Correlation of Change in Material Characteristics with Corrosion Behavior

open access: yes, 2015
The present paper addresses the influence of surface mechanical attrition treatment on the characteristic properties of EN8 steel and, to analyze the correlation between the change in properties of the treated steels with their corrosion behavior in 0.6 ...
Balusamy, T   +4 more
core  

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