Results 21 to 30 of about 11,293,464 (295)

Multiphysics models for friction stir welding simulation [PDF]

open access: yes, 2013
Purpose: The Friction Stir Welding (FSW) process comprises of several highly coupled (and non-linear) physical phenomena: large plastic deformation, material flow transportation, mechanical stirring of the tool, tool-workpiece surface interaction ...
Li, Hongjun   +2 more
core   +3 more sources

Effect of Laser Remelting on Wear Behavior of HVOF-Sprayed FeCrCoNiTiAl0.6 High Entropy Alloy Coating

open access: yesApplied Sciences, 2020
In this study, a laser remelting process was applied to the FeCrCoNiTiAl0.6 high entropy alloy coating in order to improve the density and the surface quality of the coating. The coating was fabricated by high-velocity-oxygen-fuel (HVOF) technology.
Lijia Chen   +8 more
doaj   +1 more source

Friction Behavior of Pre-Damaged Wet-Running Multi-Plate Clutches in an Endurance Test

open access: yesLubricants, 2020
Wet-running multi-plate clutches should be prevented from failing due to the often safety-relevant functions they fulfill in the drive train. In addition to long-term damage, spontaneous damage is of particular relevance for failures.
Thomas Schneider   +3 more
doaj   +1 more source

Mechanical and Tribological Characterization of a Bioactive Composite Resin

open access: yesApplied Sciences, 2021
Despite developments and advances in dental materials which allow for greater restorative performance, there are still challenges and questions regarding the formulation of new compositions and chemical reactions of materials used in restorative ...
Elsa Reis Carneiro   +9 more
doaj   +1 more source

Multiscale analysis of friction behavior at fretting interfaces

open access: yes, 2021
Friction behavior at fretting interfaces is of fundamental interest in tribology and is important in material applications. However, friction has contact intervals, which can accurately determine the friction characteristics of a material; however, this ...
Zhi-Nan Zhang   +4 more
semanticscholar   +1 more source

Analytical Study on the Frictional Behavior of Sliding Surfaces Depending on Ceramic Friction Materials

open access: yesApplied Sciences, 2022
Friction material, as the main component in a bearing support, allows frictionless behavior between the two connected structures. Previous studies on friction material considered polytetrafluoroethylene (PTFE) and attempted to analyze the resulting ...
Oneil Han   +3 more
doaj   +1 more source

Multi-physics simulation of friction stir welding process [PDF]

open access: yes, 2009
Purpose: The Friction Stir Welding (FSW) process comprises of several highly coupled (and non-linear) physical phenomena: large plastic deformation, material flow transportation, mechanical stirring of the tool, tool-workpiece surface interaction ...
Li, Hongjun, Mackenzie, D., Hamilton, R.
core   +3 more sources

Friction Behavior of 3D-printed Polymeric Materials Used in Sliding Systems

open access: yes, 2021
Recently, 3D-printed polymeric materials have been successfully replacing the usual ones especially used in sliding systems like couplings. Among the polymeric materials, Acrylonitrile Butadiene Styrene (ABS) and Poly Lactic Acid (PLA) can be the ...
G. Chișiu   +2 more
semanticscholar   +1 more source

Research on the Vibration Behavior of Ring–Block Friction Pair Made of Materials of Water-Lubricated Rubber Bearing under Special Operating Conditions

open access: yesApplied Sciences, 2023
A water-lubricated rubber bearing (WLRB) is prone to generate frictional vibration noise under special operating conditions, which seriously affects the acoustic stealth performance of warships and threatens their navigation safety.
Zijian Zhang   +4 more
doaj   +1 more source

Negative area-dependent nanoscale friction of annular graphene sheets

open access: yesAIP Advances, 2022
The influence mechanisms of the contact area on the sliding friction behavior are still not entirely clear, and determining the intrinsic correlation between friction and the contact area at the nanoscale remains a challenge.
Hongwei Zhang   +4 more
doaj   +1 more source

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