نتایج جستجو برای: plasma electrolytic oxidation

تعداد نتایج: 468248  

In this study, ceramic coatings were prepared on AZ31B Mg alloy by plasma electrolytic oxidation technique in electrolytes containing sodium fluoride (KF), sodium silicate (Na2SiO3.5H2O) and different potassium hydroxide (KOH) concentrations. The electrochemical behavior of AZ31B alloy and plasma electrolytic oxidation coatings was studied by potentiodynamic polarization, electrochemical impeda...

Journal: :journal of ultrafine grained and nanostructured materials 2015
ali abolhasani mahmood aliofkhazraei seyed saeed farhadi alireza sabour rouhaghdam masoud asgari

plasma electrolytic oxidation (peo) was performed on a 1010 aluminum alloy. to achieve thenanocomposite structure, si3n4 nanoparticles were added into the electrolyte. in an alkaline aqueoussuspension (silicate-based), the effect of adding niso4 on the applied voltage, microstructure,composition, wear, and corrosion resistance of peo coatings was investigated using scanningelectron microscopy (...

Journal: :journal of mechanical research and application 2012
s. abuali galedari m. mousavi khoei

plasma electrolytic oxidation (peo) is the new, environmentally and cost-effective method for coating the metals. this method vastly has been studied for coating aluminum, titanium and magnesium and their alloys and recently for steel. in present study, ck45 steel samples were coated by peo method in order to improve corrosion resistance. during this process specimens were immerged in carbonate...

Journal: :مهندسی متالورژی و مواد 0
حسین فدائی مهدی جاویدی

in this study, plasma electrolytic oxidation of 2024-t3 aluminum alloy was investigated. the electrolyte used in this investigation was an alkaline solution containing additives of silicate, phosphate, potassium hydroxide and glycerin. a conventional dc power source with a low applied voltage was employed. corrosion resistance of the oxide layer was investigated by means of tafel plots and elec...

Journal: :Serbian Journal of Electrical Engineering 2012

Journal: :Journal of the Serbian Chemical Society 2013

Journal: : 2021

MODELING AND FABRICATION OF Al/Al2O3 COMPOSITES USING ACCUMULATIVE ROLL BONDING PLASMA ELECTROLYTIC OXIDATION

2017
Ingmar A.J. van Hengel Martijn Riool Lidy E. Fratila-Apachitei Janneke Witte-Bouma Eric Farrell Amir A. Zadpoor Sebastian A.J. Zaat Iulian Apachitei

Additively manufactured Ti-6Al-4V implants were biofunctionalized using plasma electrolytic oxidation. At various time points during this process scanning electron microscopy imaging was performed to analyze the surface morphology (van Hengel et al., 2017) [1]. This data shows the changes in surface morphology during plasma electrolytic oxidation. Data presented in this article are related to t...

Journal: :Scilight 2023

Fish-scale laser-etching and plasma electrolytic oxidation reduce corrosion produce better wear for common industrial alloy

2004
J.-W. Liaw C.-C. Hsiao Clinton Fong Y.-L. Tsai S.-C. Chung Oleg Demin

Plasma electrolytic oxidation (PEO) is a potential technique to coat a dense ceramic oxide layer on the surface of light metals, e.g. Al, Mg or Ti. In our PEO process, Al-pieces are emerged in aqueous solutions containing dissolved silicate/alkali, e.g. KOH/NaOH and K 2 SiO 3 /Na 2 SiO 3. Using a DC-pulsed system with 20Hz, micro-arcs are induced at the surface of the pieces randomly and plasma...

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