Results 31 to 40 of about 5,308 (267)

OPERATION-ORIENTED METHOD FOR TESTING THE ABRASIVE WEAR OF MINING CHAIN WHEELS IN THE CONDITIONS OF THE COMBINED ACTION OF DESTRUCTIVE FACTORS [PDF]

open access: yesManagement Systems in Production Engineering, 2015
This paper presents a general characteristic of a rig for chain wheel testing in the conditions reproducing the actual op-erating conditions of conveyor elements in the rolling and sliding motion.
Andrzej N. WIECZOREK, Wojciech POLIS
doaj   +1 more source

Effect of magnetic-electric-ultrasonic fields on microstructure and properties of Ni60A laser cladding coating

open access: yesMaterials Letters: X, 2022
Ni60 coating is prepared utilizing laser cladding on 45 steel assisted by magnetic-ultrasonic-electric field. The effect of multi-physical fields on the cracking tendency, microstructure, phase composition, mechanical properties and corrosive resistance ...
Houming Zhou   +5 more
doaj   +1 more source

Corrosion-Mechanical Fatigue: the Problems of Forecasting. Part 2. Reverse Effect. Influence of Stresses on the Corrosion Rate

open access: yesМеханика машин, механизмов и материалов, 2023
Corrosion is one of the main electrochemical processes that damage metal materials. The combination of cyclic stresses and a corrosive environment causes wear-fatigue damage, called corrosion-mechanical fatigue.
Leonid A. Sosnovskiy   +2 more
doaj   +1 more source

Tribocorrosion investigation of 316L stainless steel: the synergistic effect between chloride ion and sulfate ion

open access: yesMaterials Research Express, 2021
Tribocorrosion is a failure phenomenon which involves synergistic effect of electrochemical corrosion and mechanical wear. It usually results into early failure of mechanical components than simple wear and corrosion. Chloride (Cl ^− ) and sulfate ions $\
Liwen Tan   +4 more
doaj   +1 more source

Wear simulation of automotive engine component materials under biodiesel

open access: yesJournal of Mechanical Engineering and Sciences, 2022
Biodiesel has become increasingly common and significant alternative to traditional petroleum fuel in recent years. However, biodiesel has some adverse effects to the engine components materials.
Abdul Maleque   +3 more
doaj   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Research progress in wear resistance of high entropy alloy coatings prepared by laser cladding

open access: yesCailiao gongcheng, 2022
The friction and wear of mechanical parts mainly occurs on the surface of the material, and about 80% of the failures of parts are caused by surface wear.Friction and wear increase the loss of material and energy, and reduce the reliability and safety ...
JIANG Mingming   +9 more
doaj   +1 more source

A review on wear, corrosion, and wear-corrosion synergy of high entropy alloys

open access: yesHeliyon
Wear (erosion/abrasion) and corrosion act in synergy in several industrial installations where corrosive fluids circulate together with a solid phase causing mutual damage. High entropy alloys (HEAs) are promising materials to be used in that type of environments because of their outstanding chemical, electrochemical and mechanical properties.
Tarik Zirari, Vera Trabadelo
openaire   +3 more sources

Thermal Sprayed Coatings Used Against Corrosion and Corrosive Wear [PDF]

open access: yes, 2012
Coatings have historically been developed to provide protection against corrosion and erosion that is to protect the material from chemical and physical interaction with its environment. Corrosion and wear problems are still of great relevance in a wide range of industrial applications and products as they result in the degradation and eventual failure
Fauchais, Pierre, Vardelle, Armelle
openaire   +2 more sources

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

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