...Anurag Chakraborti; Suman Kalyan Das; Prasanta Sahoo This study explores the influence of cobalt content on the tribomechanical and corrosion properties of Ni–Co–P coatings deposited through reverse pulse electroplating. The ratio of Co salt concentration to the total Ni and Co salt concentration...

...Chunhua Hu; Quanqiang Guo; Xinghao Ji; Yu Liu MoSi 2 coatings were prepared on 45CrNi substrate by supersonic plasma spraying. The tribocorrosion resistance of MoSi 2 coating and post-treated MoSi 2 coating (P-MoSi 2 ) in the seawater environment was analyzed. After post-treatment, some new phases...

...Harvinder Singh; Vikrant Singh; Nikhil Bharat; Vijay Kumar; Ankur Kumar This study evaluates the slurry erosion performance of cold-sprayed WC-17Co ceramic coatings over CA6NM steel substrates that uses in hydroturbine blade applications. Further, an Artificial Neural Network (ANN) model use...

... . 01 08 2024 22 10 2024 22 10 2024 26 11 2024 3D profilometer fractals surface texture topography DoE coatings contact area surface properties and characterization textures tribological systems Surface texture is a hot spot in the field of surface tribology...

... components such as splines and dovetail joints, where they experience fretting wear phenomenon. This research work investigates the effect of MoS 2 /Ti co-deposition coatings with varying Ti contents, deposited on the TC4 titanium alloy substrate using magnetron sputtering. Fretting wear tests were conducted...

...Himanshu Kumar; S. G. K. Manikandan; M. Kamaraj; Saurav Goel; S. Shiva The current work elucidates the tribological behavior of thermally sprayed AlCoCrFeNiTi high entropy alloy coatings under various temperatures of 200 °C, 400 °C, and 600 °C. Typically, most metallic alloys demonstrate softening...

... Corresponding author. Email: thellababurao@nitandhra.ac.in Email: dr.a.gopalakrishna@gmail.com Email: rkonjeti@gitam.edu (TiC + TiN)/TC4 hybrid composite claddings TIG cladding process surface hardness wear resistance coefficient of friction wear mechanisms adhesion coatings composites...

... mechanical qualities and limited thermal conductivity, Inconel 718 is a nickel superalloy that is regarded as a challenging material to process. Due to the flexibility of milling, this is the most commonly used process for machining INCONEL alloys. However, high levels of tool wear can be observed. Coatings...

...Srikant Tiwari; S. B. Mishra Titanium-reinforced hydroxyapatite (Ti-HAP) coatings have been deposited over 254 SMO stainless steel using a low-velocity oxygen fuel technique. FESEM, XRD, Vickers microhardness, and shear strength tests have been performed to characterize the developed coatings...

... by comparing the tribological results of the same materials in air. We conducted tribological experiments under starved lubrication conditions using polyetheretherketone (PEEK)/polytetrafluoroethylene (PTFE) and aromatic thermosetting co-polyesters (ATSP)/PTFE-coated aluminum alloy samples. We found...

...Juuso Lähdeniemi; Jiayi Chen; Tuomas Teittinen; Hemantha Kumar Yeddu In the present work, coating materials that can be welded to the EN 1.6220 low-alloy steel disc of a butterfly valve and are also compatible with the seal material, i.e., 17–4 PH steel, are studied. 312 duplex stainless steel, 316...

...Jiqiang Ma; Hongxun Cui; Hui Tan; Shengyu Zhu; Jun Cheng; Qinglin Li; Jun Yang Surface modification is the major means to improving the wear resistance of copper alloys. In this study, Cu–Mo coatings were prepared on Cu–Cr–Zr alloy by laser cladding, and the high-temperature tribological properties...

... the thickness of the claddings. The maximum values of microhardness for 15%, 30%, 45%, and 60% particulate WC are 810HV 0.2 , 896HV 0.2 , 990HV 0.2 , and 1163HV 0.2 , respectively, at 1.8 mm, 1.6 mm, 1.6 mm, and 1.2 mm from the top surface of the coating. From EDS and XRD analysis of the coated samples...

... in the food industry. The tests were carried out using samples of steel uncoated and coated with tungsten oxynitride in a pin-on-disc configuration using a tailored tribocorrosion cell. The uncoated AISI 431 presented good wear and corrosion resistance but presented tribocorrosion degradation, where...

... for publication in the J ournal of T ribology . 11 07 2023 28 11 2023 01 12 2023 22 01 2024 coatings films hardness surface fracture cracking surface properties and characterization tribological systems wear wear mechanisms Conselho Nacional de Desenvolvimento...

...Yinhu Xi; Bo Li; Andreas Almqvist In this work, a semi-analytical model replicating 3D rolling contact problems with elastic coating layers has been proposed. The dimension reduced boundary element-based model rests on the conventional half-space assumptions, with influence coefficients describing...

...Xin Pei; Wanyou Yang; Shuang Liu; Haotian Guo; Qinghua Zhou Transverse isotropy, a typical property of coating providing protection or lubrication for transmission parts, is different from isotropy focused in most of previous research, catching increasing attention in recent years. This study aims...

...Jyoti Prakash Nayak; Chetan In this research work, the turning of Inconel 825 has been carried out using uncoated and coated laser-textured hard tungsten carbide (WC) cutting inserts. The efficacy of uncoated textured inserts has been tried to improve by impregnating them with micro-sized MoS 2...

... lubricants have recently aroused significant interest due to their defined friction and wear properties. Despite enormous efforts on solid lubricants, their important contributions to coatings, bulk materials, oil/grease, and super-lubricity have not yet been fully evaluated. This paper discusses in detail...

...Sevda Albayrak; Canser Gül; Hanifi Çinici; Ömer Şahin Aluminum has many advantages, such as being lightweight, but it may not provide sufficient wear resistance for some applications. Tantalum oxide is a ceramic-based coating layer that can improve wear resistance. In this study, 2024 aluminum...