Results 21 to 30 of about 7,706 (255)

Research Status on Friction and Wear Characteristics of Micro-Arc Oxidation Coatings Prepared by Different Methods [PDF]

open access: yesCailiao Baohu, 2023
Magnesium,aluminum,titanium and their alloys have been widely used in machinery,aerospace,biomedicine and other fields,owing to the advantages of high specific strength,rich resources and good processing performance.However,the disadvantage of poor wear ...
WANG Hao, LI Qing-da, LIU Ai-lian, HU Chun-ying, ZHAO Sheng-xue, HU Jun
doaj   +1 more source

Study on Optimum Process Optimization and Corrosion Resistance of Ceramic Layer Prepared by Micro-Arc Oxidation on Surface of Aluminum Alloy [PDF]

open access: yesCailiao Baohu, 2022
Taking 7A52 aluminum alloy as the object, the preparation process optimization and corrosion resistance research of micro-arc oxidation ceramic layer were carried out.The response surface method was used to design the micro-arc oxidation test, and the ...
ZHAO Hua-xing, SONG Wei, SUN Xiao-feng, LI Zhan-ming, QIU Ji, Shi Yu-peng
doaj   +1 more source

Effect of TiO2-PTFE on Micro-Arc Oxidation Coating of 6063 Aluminum Alloy [PDF]

open access: yesCailiao Baohu, 2023
In order to study the effect of TiO2 and PTFE on micro-arc oxidation coating of 6063 aluminum alloy, TiO2 and PTFE solid nanoparticles were added to the Na2SiO3 base electrolyte.
GAO Hong, WANG Chao, JIANG Bo, SONG Ren-guo
doaj   +1 more source

Process and Mechanism of Removing Micro-Arc Oxidation Coating on Titanium Alloy by Plasma Electrolysis [PDF]

open access: yesCailiao Baohu, 2023
During the preparation and service process of micro-arc oxidation coatings,phenomena such as uneven growth or surface wear and peeling emerged,so the micro-arc oxidation coatings should be removed to achieve the purpose of secondary preparation and reuse.
ZOU Yongchun, WANG Shuqi, WANG Yaming, CHEN Guoliang, ZHANG Kaiwei, OUYANG Jiahu, JIA Dechang, ZHOU Yu
doaj   +1 more source

The hydrothermal performance and corrosion resistance of MgO@Nb2O5 composite coatings on Mg–7Y alloy in natural seawater

open access: yesJournal of Materials Research and Technology, 2023
MgO@Nb2O5 composite coating was prepared on the surface of Mg–7Y alloy by micro-arc oxidation technique. The microstructure of the composite coatings was tested by scanning electron microscopy, energy spectrum analysis, X-ray diffraction and scanning ...
Chang Liu   +8 more
doaj   +1 more source

Addition of LuCl3for Improving Micro-structure andCorrosion Resistance of Micro-arc Oxidation Coating Formed on 6061

open access: yesInternational Journal of Electrochemical Science, 2021
LuCl3 was added to an electrolyte to prepare micro-arc oxidation coatings on 6061 aluminium alloys. The influence of LuCl3 on the micro-structure and properties of the MAO coating was studied by Scanning Electron Microscope, Energy Dispersive ...
Dan Xiong   +8 more
doaj   +1 more source

Effect of Negative - Phase Voltage on the MAO Film Properties of 6005A - T6 Aluminum Alloy for City Rail Car Body [PDF]

open access: yesCailiao Baohu, 2021
In order to improve the wear resistance of the surface of 6005A - T6 aluminum alloy for city rail car body, the thin film with high wear resistance was prepared by micro - arc oxidation treatment, and the changes of structure characteristics, hardness ...
PAN Hai - yang, ZHANG Dan - dan, ZHANG En - ping
doaj   +1 more source

Effects of Graphene Oxide on the Mechanical and Tribological Properties of Micro-Arc Oxidation Coatings on Aluminum Alloy [PDF]

open access: yesCailiao Baohu, 2023
In order to improve wear resistance of aluminum alloy,the aluminum alloy was treated by micro-arc oxidation (MAO) in the hexametaphosphate composite electrolyte with adding different contents of graphene oxide (GO) nanoparticles.Scanning electron ...
LI Xingming, ZHAO Gai, HU Qingyuan, DING Qingjun
doaj   +1 more source

Improved biological performance of magnesium by micro-arc oxidation [PDF]

open access: yesBrazilian Journal of Medical and Biological Research, 2015
Magnesium and its alloys have recently been used in the development of lightweight, biodegradable implant materials. However, the corrosion properties of magnesium limit its clinical application. The purpose of this study was to comprehensively evaluate the degradation behavior and biomechanical properties of magnesium materials treated with micro-arc ...
Ma, W.H.   +3 more
openaire   +6 more sources

Effect of Content of Graphene on Corrosion Behavior of Micro-Arc Oxidation Coating on Titanium Alloy Drill Pipe

open access: yesInternational Journal of Electrochemical Science, 2020
To improve the corrosion resistance of titanium alloy drill pipe, graphene particles was added into the electrolyte and micro-arc oxidation composite coating was formed with different graphene contents on the surface of TC4 titanium alloy.
Xiaowen Chen   +5 more
doaj   +1 more source

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