<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The manuscript focuses on the study of corrosion resistance in NaCl medium of a 304L type stainless steel after application of protective nickel-based and cobalt-based coatings produced by powder spraying under a continuous CO<sub>2</sub> laser (10.6 µm wavelength) beam. Using polarization and electrochemical impedance spectroscopy methods, the results found confirm that metallic coatings produced under high energy beams offer excellent protection up to an efficiency of <italic>E</italic> = 98.12% in aggressive environments with salinity to 3%.</p></abstract>

The manuscript focuses on the study of corrosion resistance in NaCl medium of a 304L type stainless steel after application of protective nickel-based and cobalt-based coatings produced by powder spraying under a continuous CO2 laser (10.6 µm wavelength) beam. Using polarization and electrochemical impedance spectroscopy methods, the results found confirm that metallic coatings produced under high energy beams offer excellent protection up to an efficiency of E = 98.12% in aggressive environments with salinity to 3%.

Corrosion Resistance of Coatings Produced by Spraying Powders Under a Laser Beam in a Saline Environment NaCl 3% by the Electrochemical Method

Department of Mechanical Engineering, Faculty of Technology

Department of Petrochemistry and Process Engineering, Faculty of Technology

Chemical and Environmental Engineering Research Laboratory, LGCE

Acta Universitatis Sapientiae, Electrical and Mechanical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The manuscript focuses on the study of corrosion resistance in NaCl medium of a 304L type stainless steel after application of protective nickel-based and...

Corrosion Resistance of Coatings Produced by Spraying Powders Under a Laser Beam in a Saline Environment NaCl 3% by the Electrochemical Method

Publié en ligne: 31 déc. 2020

Pages: 105 - 116

Reçu: 09 nov. 2020

Accepté: 26 nov. 2020

DOI: https://doi.org/10.2478/auseme-2020-0008

Mots clés
Corrosion, stainless steel, salinity, electrochemical methods, laser cladding, efficiency

© 2020 Samia Aouici et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Corrosion Resistance of Coatings Produced by Spraying Powders Under a Laser Beam in a Saline Environment NaCl 3% by the Electrochemical Method

Publié en ligne: 31 déc. 2020

Pages: 105 - 116

Reçu: 09 nov. 2020

Accepté: 26 nov. 2020

DOI: https://doi.org/10.2478/auseme-2020-0008

Mots clésCorrosion, stainless steel, salinity, electrochemical methods, laser cladding, efficiency

© 2020 Samia Aouici et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Corrosion, stainless steel, salinity, electrochemical methods, laser cladding, efficiency