... conditions, particularly the stick-slip phenomenon. Through finite element analysis using abaqus and tribological tests, the impact of various factors on the friction and wear properties of cylinder components is examined. Findings reveal that optimizing the average friction coefficient, stick-slip amplitude...

... to be in between 10.5 N and 15.1 N implying adequate adhesive bonding between the deposits and the substrates. Microhardness and pin-on-disc tribo test results demonstrate a positive correlation between Co content and both hardness and wear resistance of the coatings. However, incorporating small amounts of Co...

... the tribological properties of the composites under the most severe conditions of 70°C and PV value of 30MPa·m/s. At two ambient temperatures, pure POM and its composites exhibit the lowest friction coefficient at PV value of 6MPa·m/s and the smallest specific wear rate at PV value of 20MPa·m/s. The friction...

... in the fan section of the engines, but little attention has been given to the potential of orienting the fibers in the normal (i.e., out-of-plane) direction relative to the wear surface to leverage the anisotropic properties of FRP composites. This study aims to investigate the impact of fiber orientation...

... manuscript posted December 12, 2024. doi:10.1115/1.4067412 Copyright © 2024 by ASME 2 Accepted Manuscript Not Copyedited benefits are counterbalanced by the vulnerability of CA6NM steel substrates to wear and deterioration, particularly due to slurry erosion, which presents considerable hurdles...

... their tribological behavior is critical, as the performance and durability of several mechanical systems, particularly in gas turbine engines, are often constrained by friction and wear in complex contacting and mobile assemblies. This study investigates the tribological behavior of two widely used titanium alloys...

...Jin Xu; Zheyuan Zhang; Zhijun Qiao; Xiaofeng Zhang; Fuan Zhu The porous surface of air bearings may suffer from surface scratching and wear issues during the start-stop processes or under extreme working conditions. To enhance the lubrication properties and improve the service life of the porous...

... 2024 electric vehicles lubricants additives lithium-based lubricants water-based lubricants tribological property nanofluids PAO polyalphaolefin biolubricants grease lubrication wear According to the US Environmental Protection Agency (EPA), the world emitted approximately 50...

...Alican Boztepe; Ridvan Gecu AISI D3 cold-work steel was shallow and deep cryogenically treated and double-tempered at 150, 250, and 350 °C temperatures. Cryogenic processes transformed the retained austenite into martensite, while double tempering produced Fe-, Cr-, and W-rich carbides. The wear...

...Soni Kesarwani; Narayana Yuvaraj; Mahendra Singh Niranjan The cold metal transfer (CMT) based wire arc additive manufacturing (WAAM) technique has limited wear applications compared to other manufacturing methods due to its lower wear resistance. However, integrating friction stir processing (FSP...

...Weipeng Zhang; Zhentao Xu; Jiajia Shen; Junxiang Wang; Yong Luo Ultra-high molecular weight polyethylene (UHMWPE) is often limited by poor tribological properties in artificial joints, leading to high wear-rates compared to metals and ceramics. This study explores the use of wollastonite, a natural...

... current (50–300 A) effects on friction behavior and wear mechanism, the instantaneous current-carrying friction tests were performed with Al 1060 and Brass H62. Given the short nonlinear friction-induced signals, the friction behavior, including the time-domain information and system state...

...Raj Shah; Nikhil Pai; Gavin Thomas; Swarn Jha; Vikram Mittal; Khosro Shirvni; Hong Liang As modern devices and systems continue to advance, device wear remains a key factor in limiting their performance and lifetime, as well as environmental and health effects. Traditional approaches often rely...

... and an increased wear-rate when exposed to extreme temperatures under loaded weight. The atmospheric plasma sprayed high entropy alloy coating exhibited minimal wear mass loss at high temperatures. The data analysis reveals the development of a tribolayer that facilitates a reduced mass loss of 15.34% in the alloy...

... 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...

... Contributed by the Tribology Division of ASME for publication in the J ournal of T ribology . 19 06 2024 09 08 2024 09 08 2024 13 09 2024 Graphical Abstract Figure bio-lubricants friction lubricant degradation wear National Natural Science Foundation...

..., wear and corrosion resistance, among various other attributes. The limits described above place restrictions on the use of these alloys in various applications. Currently, various methods are being employed to efficiently address and alleviate those limitations through the utilization of composite...

...Chitti Babu Golla; R. Narasimha Rao; Syed Ismail This study highlights the importance of Al–Fe–Si alloys in modern engineering for their enhanced hardness, strength, and wear resistance, improving fuel efficiency in the aerospace and automotive sectors. Data-driven analysis and machine learning...

...-designed jet slurry tribometer. The steel was homogenized at 1100 °C for 40 h and then thermal ageing was performed at 475 °C, 550 °C, and 625 °C for 4 h. The cavitation test results showed a lower wear-rate was obtained under TAT at 475 °C, followed by TAT at 550 °C, and a higher wear-rate was found under...

... roughness and asperities surfaces wear Peng et al. [ 28 ] predicted the erosion of straight pipes, elbows, plugged tees, welded joints and reducers which are developed by Det Norske Veritas (DNV) in 2007. This model is expressed by Eq. (30) . (30) E R = C ⋅ F ( θ ) ⋅ V p n...