...Achyuth Rao Kulkarni; David Tauber; Troy Ansell This investigation explores the reinforcement effects of both boron nitride nanotubes (BNNTs) and micro-boron carbide (μB 4 C) on the tribological and mechanical properties of aluminum matrix composite (MMC) cold-sprayed coatings. The synthesis...

...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...

...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...

...] Torghabeh , N. A. , and Pouriamanesh , R. , 2022 , “ A Review on Ti-Based Metal Matrix Composite Coatings ,” J. Compos. Comps 4 ( 13 ), pp. 209 – 219 . 10.52547/jcc.4.4.5 [8] Kadri , Y. , Srasra , E. , Bekri-Abbes , I. , and Herrasti , P. , 2021 , “ Facile and Eco...

...) using the photo-reduction process. The obtained coatings were characterized using X-ray diffraction (XRD), scanning electron microscopy (SEM) combined with energy-dispersive X-ray spectroscopy, and transmission electron microscope (TEM). The XRD confirmed that all TiO 2 -NTs crystallized in anatase...

... at room temperature (RT). However, the effect of the MAO coating on the wear behavior at elevated temperatures was investigated in limited works. In this study, the MAO process was performed on an AZ91 alloy in single-phase (silicate-containing) and dual-phase (aluminate + phosphate containing...

... of ASME for publication in the J ournal of T ribology . 25 07 2022 11 12 2022 21 12 2022 19 01 2023 Email: abhandari@ddn.upes.ac.in ferrofluids viscosity magnetic field volume concentration negative viscosity ferrohydrodynamics coatings elastohydrodynamic...

...Amod Kashyap; A.P. Harsha; Sooraj Singh Rawat; Harish C. Barshilia The present investigation is focused on tribological studies of polyurethane (PU) based coatings doped with nano-MoS 2 , and MoS 2 functionalized with octadecanethiol (i.e., MoS 2 -ODT) on steel substrate. The PU-based nanocomposite...

... design faces considerable challenge to reduce friction losses, oil consumption, blow-by, and wear. Surface coatings have received great attention in applications of automotive engine components due to their unique friction properties. In this study, an elastic–plastic contact model of rough surfaces...

.../Ti6Al4V (Al 2 O 3 + TiN)/Ti6Al4V AISI304 steel substrate microstructural characterization microhardness wear and friction properties characterization coatings sliding surface layers surface properties and characterization wear mechanisms AISI304 steel is one of the widely used materials...

...Na Tyrer; Fan Yang; Gary Barber; Bo Pang; Bingxu Wang With the rapid growth in the use of electronics, more studies are focusing on the tribological performance of electrical connectors. The most common electroplating coating materials are tin and copper. One major issue is when fretting corrosion...

...Rohit Kumar Singh Gautam; Hemant Nautiyal; Rajnesh Tyagi; Vinayak Ranjan To reveal the effect of carbon content on tribological performance of coatings, TiAlC films having four different amounts of carbon content were synthesized using DC pulse magnetron sputtering. The amount of carbon was varied...

...Xinyu Wang; Xudong Sui; Shuaituo Zhang; Mingming Yan; Yan Lu; Junying Hao For improving the wear resistance, thick silicon doped hydrogenated amorphous carbon (a-SiC:H) coatings were deposited on cold working tool steels by plasma-enhanced chemical vapor deposition (PECVD) technology. The increase...

...A. S. Grenadyorov; A. A. Solovyev; K. V. Oskomov The paper presents the experimental study of the friction and wear characteristics of amorphous carbon coating containing hydrogen and SiO x (a-C:H:SiO x ) deposited onto WC-8Co cemented carbide substrates. A 5 µm thick a-C:H:SiO x coating...

...Neha Singh; Sujeet K. Sinha Liquid absorption and tribological studies of epoxy-based composite with ultra-high molecular weight polyethylene and MoS 2 , sliding against steel, were conducted. Composites, as coating and as a bulk, were soaked in water, base oil, ionic liquid, and lithium-based...

...Peter Renner; Swarn Jha; Yan Chen; Tariq Chagouri; Serge Kazadi; Mohamed Gharib; Hong Liang Effective design of corrosion-resistant coatings is critical for the protection of metals and alloys. Many state-of-the-art corrosion-resistant coatings are unable to satisfy the challenges in extreme...

... cutting of the spindles. Results show that the coating hardness and element penetration zone of No.3 spindle hook tooth are the largest, and the surface coating phase structure of the three kinds of the spindle is mainly a body-centered cubic structure of Cr (211). Micro-crack and hole defects exist...

...Renato B. Pessoa; Carlos A. H. Laurindo; Michelle S. Meruvia; Ricardo D. Torres; Alexandre Mikowski; Marcos E. Soares; Paulo Soares In this study, the influence of Al 2 O 3 particle amounts on the mechanical, tribological, and corrosion properties of the composite NiP-Al 2 O 3 coating was evaluated...

...X. H. Wang; S. S. Liu; G. L. Zhao; M. Zhang In situ TiN ceramic particle reinforced FeCoNiCrMnTi high entropy alloy coating was fabricated by laser cladding processing at high purity nitrogen gas atmosphere on the AISI 304 stainless steel substrate. The effect of Ti addition on the microstructure...

...F. J. G. Silva; R. C. B. Casais; A. P. M. Baptista; M. J. Marques; V. M. C. Sousa; R. Alexandre There are several ways to characterize the wear resistance of coatings in the laboratory, almost all of them applying relatively low contact pressure, both punctually and over surface contact. Pin...