electroless Ni
Effects of Complexing Agents on the Corrosion Resistance of Electroless Ni- Fe-P Alloys
... for electroless Ni-Fe-P alloys in 1 M NaOH solution and the electrochemical corrosion parameters obtained from the Tafel polarization curves are listed in Table ...
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Synthesis, Characterization and Applications of Electroless Ni-B Coatings-A review
... of electroless coating process, improvement of surface properties by depositing Ni-B coating through electroless coating process can be regarded as a reasonable ...the Ni-B electroless ...
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Effect of Zincate Treatment on Adhesion of Electroless Ni P Plated Film for 2017 Aluminum Alloy
... of electroless Ni–P plating process and that of heat aftertreatment was 40 K, it is thought that interdiffusion of elements between the substrate and the Ni–P plated film was accelerated, even- tually, ...
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Physical studies on electroless NI YSZ composite coating
... SEM micrograph of the three batches of electroless Ni-YSZ composite coating is shown in Figure- 3. Generally, the white areas represent the YSZ ceramic, the grey areas were the metallic nickel matrix and ...
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Effect of Surfactant on the Electroless Ni-P/Ni-B Duplex Coatings on Aluminium 7075
... Aluminium 7075 was used as the substrate for the preparation of electroless Ni–P/Ni–B duplex coatings. The aluminium 7075 are attract easily with oxygen, hence the fine layer is allow to form on the ...
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Corrosion Behavior of Electroless Ni-P/Ni-B Coating on Magnesium Alloy AZ91D in NaCl Environment
... of electroless Ni-P, some pores were formed in/on the coating due to hydrogen evolution and the existence of defects on ...substrate, Ni-P coating as cathode and Mg substrate as anode, the galvanic ...
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Susceptibility to Stress Corrosion Cracking and Electrochemical Behavior of Electroless Ni-P /nano-TiO2 Composite Coatings on 70-30 Brass in Fluoride Solutions
... an Ni-P coating. Experimental results revealed that the electroless Ni-P plating coating increased the hardness and the resistance to corrosion and SCC of the brass alloy in ...
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Comparative Corrosion Resistance of Electroless Ni-P/nano-TiO2 and Ni-P/nano-CNT Composite Coatings on 5083 Aluminum Alloy
... the electroless Ni-P plating solution, ...the Ni-P/CNT nanocomposite coatings, and thus exhibiting the higher fineness and density of the surface structure of the Ni-P/CNT nanocomposite ...
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Recent Progress in Electroless Ni Coatings for Magnesium Alloys
... layer. Electroless Ni coating on anodized Mg substrate show good corrosion resistance and surface hardness ...surface, electroless coating can be carried out with better adhesive strength ...
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B. Electroless Ni B Bath
... When the components of a material are in a nanometer size, it provides important changes on the properties of material, such as mechanical, chemical, optical, magnetic and electrical [10]. In this work, the high ...
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The Effect of Electroless Ni Coating of SiC Particles on the Corrosion Behavior of A356 Based Squeeze Cast Composite
... of electroless Ni coated SiC particle reinforced squeeze cast aluminum based composite was investigated by potentiodynamic scanning (PDS) and electrochemical impedance spectroscopy (EIS) techniques in ...
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Polarization Behavior of Electroless Ni-P Plating on Magnesium Alloys
... the electroless Ni-P (EN) plating processes, the electrochemical behavior of EN coating on Mg alloys in different baths was investigated with polarization ...the electroless nickel deposition ...
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Morphology and Corrosion Study of Electroless Ni-P Coatings on Commercial Aluminium Alloy
... The electroless Ni-P coatings were prepared using an acidic hypophosphite reduced electroless nickel plating bath. Nickel sulphate was the source of nickel while sodium hypophosphite served as the ...
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Effect of Deposition Time and Temperature on the Performance of Electroless Ni-P Coatings
... of Ni-P coatings treated at different ...of Ni-P coating treated at 70 °C, probably because the temperature of plating solution is too low to form a stable ...°C, Ni can not be plated on the Cu ...
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Electrochemical Polarization Behaviour of Electroless Ni-P Deposits with Different Chromium-Free Pre-Treatment on Magnesium Alloy
... After grinding, the sample was rinsed with deionized water, cleaned in acetone ultrasonically for a while and finally dried, before take into the degreasing process. After degreasing (given in Table- 1), the ...
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Effect of Isothermal Aging on Ball Shear Strength in BGA Joints with Sn 3 5Ag 0 75Cu Solder
... Cu, electroless Ni–P/Cu and immersion Au/Ni– P/Cu ...pad, electroless Ni–P/Cu pad and immersion Au/Ni–P/Cu ...and electroless Ni–P/Cu pads was consistently higher ...
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Corrosion Behaviour of Electroless Deposited Ni–P/BN(h) Composite Coating
... on Ni–P coating through electroless deposition process, and conduct research for the Ni–P/BN(h) composite coating surface morphology, microstructure, mechanical properties and corrosion ...of ...
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Electroless Quaternary Ni-Co-Cu-P Deposition On Fe Substrate
... in electroless ternary nickel ...of electroless Ni-Co-P by Aly et ...using electroless methods such as Ni-W-Cu-P, Ni-Re-W-P, Ni-Mo-Cr-P, Ni-Fe-P-B, ...
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Electrochemical Corrosion and Wear Behavior of an Ultra-thin DLC Film Deposited on Different Annealing Ni-P Layers on Al- Mg Alloy in NaCl Solution
... of electroless Ni-P coatings fell as the annealing temperature ...Annealing electroless Ni-P coatings on which were deposited a diamond-like carbon film increased their hardness to an extent ...
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Electroless Deposition of Ni-P/SiO2 Composite Coating
... of Ni-P coatings is still a very requested surface treatment in the ...These Ni-P coatings are characterized by their equally deposited coating and their deep ...effectiveness. Electroless ...
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