Browsing by Author "Sun, Yong"
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Hybrid plasma surface alloying of austenitic stainless steels with nitrogen and carbon.
Sun, Yong (Article)A hybrid plasma surface alloying process has been developed for austenitic stainless steels to improve their surface hardness, wear resistance and corrosion resistance. The process is carried out at temperatures below 450 ... -
Hydrogen evolution on plasma carburised nickel and effect of iron deposition from electrolyte in alkaline water electrolysis
Flis-Kabulska, I.; Flis, J.; Sun, Yong; Zakroczymski, T. (Article)Presence of carbon in electrodeposited nanocrystalline Ni-Fe-C cathodes renders a high electroactivity for hydrogen evolution reaction (HER) in hot alkaline solutions. In the present work carbon was introduced into nickel ... -
IFHTSE Global 21: heat treatment and surface engineering in the twenty-first century: Part 9 – Influence of materials science on heat treatment and surface engineering.
Sun, Yong (Article)Significant progresses have been made in the past decades in the discipline of materials science, which include, but not limit to, the synthesis of new materials, advancement in analytical and experimental techniques, ... -
Improvement in adhesion of sputtered TiB2 coating onto high speed steel by a chromium interlayer.
Panich, N.; Wangyao, P.; Visuttipitukul, P.; Sricharoenchai, P.; Sun, Yong (Article)This work addresses at the development of the use of interlayer of different materials for TiB2 coatings with increased adhesion to the substrate and retained high hardness. Ti and Cr were deposited on stationary high ... -
Improvement in Tribocorrosion Behaviour of 304 Stainless Steel by Surface Mechanical Attrition Treatment
Sun, Yong; Bailey, Richard (Article)The tribocorrosion behavior of surface mechanical attrition treated (SMAT) AISI 304 stainless steel by spherical shot peening has been investigated under combined electrochemical and unidirectional sliding conditions in ... -
Influence of processing conditions on structural characteristics of hybrid plasma surface alloyed austenitic stainless steel.
Sun, Yong; Haruman, E. (Article)A hybrid plasma surface alloying process has recently been developed for austenitic stainless steels to improve their surface hardness, wear resistance and corrosion resistance. The process is carried out in nitrogen and ... -
An Investigation into the Effects of Process Conditions on the Tribological Performance of Pack Carburized Titanium with Limited Oxygen Diffusion
Bailey, Richard; Sun, Yong (Article)In the present study, a new pack carburization technique for titanium has been investigated. The aim of this treatment is to produce a titanium carbide/oxycarbide layer atop of an extended oxygen diffusion zone [α-Ti(O)]. ... -
An investigation on low-temperature thermochemical treatments of austenitic stainless steel in fluidized bed furnace.
In this study, the feasibility of using an industrial fluidized bed furnace to perform low-temperature thermochemical treatments of austenitic stainless steels has been studied, with the aim to produce expanded austenite ... -
Magnetron sputtered TiO2 films on a stainless steel substrate: Selective rutile phase formation and its tribological and anti-corrosion performance.
Krishna, D.; Sun, Yong; Chen, Zhong (Article)In this work, TiO2 films on 316L stainless steel have been formed by non-reactive magnetron sputtering of TiO2 target. The effect of a titanium underlayer on the crystalline phase of the TiO2 film has been investigated in ... -
Mechanical and tribological behavior of nanostructured TiB2 coating on high speed steel.
Nurot, Panich; Panyawat, Wangyao; Patama, Visuttipitukul; Sukkaneste, Tungasmita; Tan, Yong Kwang; Sun, Yong (Article)Attempts have been made to fabricate the superhard coatings with the purpose to reduce the wear and to improve the tribological performance of the coatings for industrial applications. Several coatings have been produced ... -
Pack carburisation of commercially pure titanium with limited oxygen diffusion for improved tribological properties
Bailey, Richard; Sun, Yong (Article)In the present work a new pack carburising surface treatment method has been developed, whereby oxygen diffusion and carburization of commercially pure titanium was undertaken. Pack carburization was carried out with a ... -
Plasma carburizing for improvement of Ni-Fe cathodes for alkaline water electrolysis
Flis-Kabulska, I.; Sun, Yong; Zakroczymski, T.; Flis, J. (Article)Electrodeposited Ni-Fe-C alloys have high electroactivity for hydrogen evolution reaction (HER) in alkaline water electrolysis. In the present work carbon was introduced into Ni and Ni–Fe alloys by plasma treatment in ... -
Production of nitrogen and carbon S phases in austenitic stainless steels by hybrid plasma surface alloying.
Sun, Yong (Article)The discovery of the S phase phenomenon during low temperature nitriding of austenitic stainless steels by Tom Bell and others in the 1980s has stimulated significant international interest not only in the research but ... -
Response of cast austenitic stainless steel to low temperature plasma carburizing.
Sun, Yong (Article)The response of a cast 316 type austenitic stainless steel to the novel low temperature plasma carburizing process has been investigated in this work. The cast steel has a dendritic structure with a mix of austenite, ferrite ... -
Response of Duplex Cr(N)/S and Cr(C)/S Coatings on 316L Stainless Steel to Tribocorrosion in 0.89% NaCl Solution Under Plastic Contact Conditions
Sun, Yong; Dearnley, P. A.; Mallia, Bertram (Article)Two duplex coatings, Cr(N)/S and Cr(C)/S, were deposited on 316L stainless steel by magnetron sputtering. The effectiveness of these duplex coatings in improving the tribocorrosion behaviour of medical alloys under elastic ... -
Sliding Wear Characteristics and Corrosion Behaviour of Selective Laser Melted 316L Stainless Steel
Sun, Yong; Moroz, Adam; Alrbaey, K. (Article)Stainless steel is one of the most popular materials used for selective laser melting (SLM) processing to produce nearly fully dense components from 3D CAD models. The tribological and corrosion properties of stainless ... -
Surface coating effects on contact stress and wear: an approach of surface engineering design and modelling.
Mao, K.; Sun, Yong; Bloyce, A.; Dong, H. (Article)The present paper is a dedication to Professor Tom Bell, a distinguished scientist and engineer, for his great contributions and achievements in surface engineering design and modelling. An initial attempt has been made ...