Results 21 to 30 of about 596 (178)

Evolution of physico-chemical and mechanical properties of bonded epoxy assemblies during hygrothermal cyclic aging

open access: yesMechanics & Industry, 2023
This work investigates the hygrothermal cyclic aging of epoxy-based bonded assemblies. The focus is given here to severe long-term environmental conditions. The aging procedure is performed between 70° C with a relative humidity of 90% and −40° C without
Obeid Hassan   +6 more
doaj   +1 more source

Static and Fatigue Characterization of Large Composite T-Bolt Connections in Marine Hygrothermal Environments

open access: yesJournal of Marine Science and Engineering, 2023
Fiber-reinforced polymer composites have been highlighted as ideal candidates for structural applications in marine renewable energy devices, such as tidal turbines and wave energy converters.
Paul Murdy   +6 more
doaj   +1 more source

Investigation on the Influences of Hygrothermal Aging on the Indentation Size Effects and Micro-Indentation Measurements of PMMA. Part I: Experimental Results

open access: yesApplied Sciences, 2020
The polymethyl methacrylate (PMMA) subjected to hygrothermal aging was applied to nanoindentation tests under different indentation strain rates. The influences of hygrothermal aging on the indentation behaviors of PMMA are discussed.
Hui Lin, Lin Lv, Tao Jin
doaj   +1 more source

Hygrothermal Studies on GFRP Composites: A Review

open access: yesMATEC Web of Conferences, 2018
The objective of this paper is to review the hygrothermal environment effects on Glass Fiber Reinforced Polymer (GFRP) composites. A brief summary of the hygrothermal phenomenon and its mechanisms of GFRP is followed by detailed review of hygrothermal ...
Shettar Manjunath   +4 more
doaj   +2 more sources

Effect of hygrothermal aging on the tribological behavior of HDPE composites for bio-implant application

open access: yesPolymer Testing, 2021
High density polyethylene (HDPE) is a material which was known for its biocompatibility and its application for artificial joints. However, the wear resistance of a HDPE can be enhanced with addition of reinforcements.
A. Salem, W. Bensalah, S. Mezlini
doaj   +1 more source

Experimental study on aging performance of elevator polyurethane buffer [PDF]

open access: yesE3S Web of Conferences, 2021
In this paper, the hygrothermal aging experiments of polyurethane buffer materials for elevator were carried out for 5 days, 10 days, 15 days, 20 days, 25 days and 33 days.
Ren Facai   +3 more
doaj   +1 more source

Hygrothermal and compressive mechanical behavior of composites plate with open-hole

open access: yesCailiao gongcheng
The mechanical properties of polymer matrix composites often decrease due to hygrothermal environment. The hygrothermal aging tests and the compression tests are carried out before and after aging on the T700/BP9916 composites plate with open-hole, and ...
WANG Xiang   +5 more
doaj   +1 more source

A Review on Artificial Aging Behaviors of Fiber Reinforced Polymer-matrix Composites

open access: yesMATEC Web of Conferences, 2016
As is known, factors in climate environment such as hygrothermal effect and UV may have a negative effect on the mechanical properties of fiber reinforced polymer-matrix composites, resulting in their strength and stiffness degraded.
Meng Jiangyan, Wang Yunying
doaj   +1 more source

Microcrystallization of Atactic Polystyrene Induced by Photooxidation Aging

open access: yesMacromolecular Materials and Engineering, 2023
Photooxidation aging, hygrothermal aging, and hot‐air aging are carried out on atactic polystyrene (aPS) samples formed by injection molding. It is interesting that microcrystals of atactic polystyrene are only found in photooxidation aging.
Zi‐rui Shen, Bin Lan, Qi Yang
doaj   +1 more source

Influence of Hygrothermal Aging on the Strength of Carbon Fiber Reinforced Compo-site Material Equipment Cabin

open access: yesChengshi guidao jiaotong yanjiu
[Objective]The operating environment of rail transit trains is relatively complex, and composite materials on the trains are subject to deterioration during operation due to the aging phenomenon caused by harsh external factors.
HE Zikun   +4 more
doaj   +1 more source

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