Listar por tema "Plasma nitriding"
Mostrando ítems 1-16 de 16
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Análisis del comportamiento al desgaste de acero inoxidable austenitico AISI 316L tratado superficialmente mediante nitruración iónica y láser patterning
(2017-08-18)Los aceros inoxidables austenitícos son muy utilizados tanto en a industria alimenticia como en la medica, ya que es necesario utilizar materiales con excelente resistencia a la corrosión. Sin embargo sus propiedades ... -
Characterization of thick and soft DLC coatings deposited on plasma nitrided stainless steel
(2014-09-15)Thick and soft DLC coatings were deposited by PACVD with a DC pulsed discharge on nitrided and non nitrided austenitic stainless steel. The films were characterized by EDS and Raman, hardness was assessed with nanoindenter ... -
Comportamiento a la corrosión de un acero endurecible por precipitación nitrurado y recubierto con SiOxNy
(2013-08)Los aceros inoxidables endurecibles por precipitación (PH) son utilizados en aplicaciones donde se requiere resistencia al desgaste y a la corrosión. Para mejorar las propiedades superficiales se pueden combinar tratamientos ... -
Corrosion behaviour of a SiOxNy coated and nitrided ph stainles steel
(Elsevier, 2015)Precipitation hardening stainless steels are used in applications where wear and corrosion resistance are required. To improve the surface properties, thermochemical treatments in combination with hard coatings can be used. ... -
Corrosion resistance of AISI 316L stainless steel nitrided by three different plasma assisted techniques
(2014-07-23)Plasma assisted surface modification methods have been used to nitride stainless steels in order to enhance and therefore the lifetime of industrial components. Nevertheless, the corrosion resistance is not always preserved ... -
Corrosion resistance of AISI 316L stainless steel nitrided by three different plasma assisted techniques
(2014-07-21)Plasma assisted surface modification methods have been used to nitride stainless steels in order to enhance hardness and therefore the lifetime of industrial componentes. Nevertheless, the corrosion resistance is not always ... -
Development of a post oxidizing process over nitrided and nitrocarburized steels for wear and corrosion protection
(2018-09-20)The environmental concern on the use of this coating stimulated the research activities for alternatives of hard chromium. In this work, AISI 1045 was nitrocarburized, AISI 4140 was nitrided, both in a DC Plasma industrial ... -
Development of a post oxidizing process over nitrided medium alloy steels for wear and corrosion protection in oil sucker rod lift
(2018-09-28)To study this surface treatment, AISI 4140 polished PPD prototypes were nitrided, in a DC Plasma industrial equipment, and then were oxidized in the same chamber. Witness specimens were also treated and analyzed in the laboratory. -
Duplex treatment - plasma nitriding plus TiAlN coating - to protect martensitic stainless steel from severe wear and corrosion
(2022-08-15)A combination of plasma nitriding and Hyperlox Gold® coating was designed to Protect AISI 420 martensitic stainless steel against adhesive wear with high contact loads and abrasion. Both surface treatments were carried out ... -
Influencia de la nitruración por plasma sobre el comportamiento a la corrosión y la adhesión de recubrimientos DLC sobre acero inoxidable AISI 420
(2016-04)En este trabajo se estudió el comportamiento a la corrosión y la adhesión de dos recubrimientos DLC (“Diamond Like Carbon”), “Soft” y “Hard”, depositados por PACVD (“Plasma Assisted Chemical Vapour Deposition”) sobre acero ... -
Influencia de los parámetros de nitruración iónica de corta duración en la resistencia al desgaste de un acero AISI 420 : películas delgadas y tratamientos de superficie
(2015-11-17)Los aceros inoxidables martensíticos son frecuentemente utilizados en la industria petroquímica e hidráulica y toda aquella donde se requiera un acero inoxidable con buenas propiedades mecánicas y alta resistencia al ... -
Laser texturing combined with plasma nitriding as a tool to control the tribological performance of steel components
(2018-09-28)In this work the sequential combination of both plasma nitriding and laser patterning is analyzed comparing to individual treatments over the same material. -
Plasma nitriding and plasma nitrocarburizing of a low alloy steel selected to produce camshafts for diesel engines
(2015-05-14)Camshafts are a relevant part of diesel engines of extended use today. These components work under torsion and are also prone to fatigue and wear damage. Usually they are manufactured by casting, forging or machining from ... -
Plasma nitriding plus oxidizing as a protective treatment for AISI 4140 steel
(2022-09-29)AISI 4140 is a typical chromium molybdenum medium alloy steel, widely used as construction steel for machine components. Plasma nitriding has been applied as surface hardening treatment with success but the nitrided layer ... -
Plasma surface engineering to enhance wear and corrosion resistance of stainless steels
(2014-11-11)A brief description of the research lines of the Surface Engineering Group of UTN will be presented, as well as some important results obtained in the last years concerning plasma nitriding of austenitic stainless steel ... -
Wear resistance of an Hyperlox Gold® coating over nitrided martensitic AISI 420 stainless steel
(2022-09-15)Martensitic stainless AISI 420 steel was plasma nitrided and then coated with an Hyperlox Gold® coating (Cemecon), using the PVD magnetron sputtering technique in an industrial facility at Coating.Tech, Argentina. The ...