Results 11 to 20 of about 1,547 (258)

Microstructure Refinement on Crevice Corrosion of High-Speed Rail Steel U75V Visualized by an In Situ Monitoring System

open access: yesFrontiers in Materials, 2022
Rail foot covered by a fastener will suffer from crevice corrosion, leading to thinning and localized attack of crevice interior posing a risk of failure. This work investigated crevice corrosion behavior of a typical pearlitic high-speed rail steel U75V,
Jian Wang   +18 more
doaj   +1 more source

A comparison study of crevice corrosion on typical stainless steels under biofouling and artificial configurations

open access: yesnpj Materials Degradation, 2022
In this work, the crevice corrosion behavior and biofouling coverage of 316L stainless steel (316L SS), 2205 duplex stainless steel (2205 DSS), and 2507 super duplex stainless steel (2507 SDSS) in natural seawater were investigated through long-term ...
Zhan Zhang   +6 more
doaj   +1 more source

Effects of hydrogen on the crevice corrosion behaviors of duplex stainless steel 2205

open access: yesJournal of Materials Research and Technology, 2022
Crevice corrosion behaviors of duplex stainless steel 2205 after hydrogen charging are investigated. The absorbed hydrogen is introduced into the specimens through cathodic galvanostatic method.
Pei He   +9 more
doaj   +1 more source

Study on Electrochemical Behavior of 20# Carbon Steel with Disbonded Coating by Scanning Kelvin Probe and Local Electrochemical Impedance Spectroscopy

open access: yesInternational Journal of Electrochemical Science, 2020
As oil & gas pipelines are built underneath the earth’s surface, corrosion-protecting coatings may produce different kinds of defects that cause from many kinds of factors underneath the soil.
Changyou Wang, Yanmei Li, Lucia Alvarado
doaj   +1 more source

Effect of test media on the crevice corrosion of stainless steel by sulfate reducing bacteria

open access: yesnpj Materials Degradation, 2022
The potential for crevice corrosion of UNS30400 stainless steel in the presence of sulfate-reducing bacteria (SRB) was studied in different media. Immersion studies found crevice corrosion to occur in test media supplemented with high chloride levels and
M. A. Javed, W. C. Neil, S. A. Wade
doaj   +1 more source

Study on the Crevice Corrosion Behavior of 316L Stainless Steel used on Marine Gas Turbine Inlet Filters by Stochastic Methods

open access: yesInternational Journal of Electrochemical Science, 2011
The crevice corrosion behavior of 316L stainless steel (316L SS) which used on marine gas turbine inlet filters was investigated in 3.5% NaCl solution by means of potentiodynamic polarization and potentiostatic technology, and the experimental data were ...
Zhongyi Wang   +4 more
doaj   +1 more source

A Study of Crevice Corrosion Susceptibility of Zn-Al Alloys in a High-pH Environment

open access: yesMetals, 2023
This paper aims to clarify the effect of polymer coating damage of dual polymer–zinc coating used to protect rebar reinforcement from corrosion. The coating damage can result in crevices between the two materials. At these crevices, corrosion–passivation
Mohammed I. Abdulsalam
doaj   +1 more source

Mapping the concentration changes during the dynamic processes of crevice corrosion by digital holographic reconstruction [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
The dynamic process of crevice corrosion during anodic dissolution of a crevice electrode in a 5.0 mmol dm-3 NaCl solution has been studied by digital holographic reconstruction.
Jia Henglei   +4 more
doaj   +1 more source

Synergistic effect of crevice corrosion and galvanic coupling on 304SS fasteners degradation in chloride environments

open access: yesnpj Materials Degradation, 2023
The synergistic effect of crevice corrosion and galvanic coupling on the degradation of 304 stainless steel fasteners exposed to a chloride environment was investigated using electrochemical and surface analysis techniques. Results obtained revealed that
Enobong Felix Daniel   +8 more
doaj   +1 more source

Pitting and Crevice Corrosion Behavior of the Duplex Stainless Steel UNS S32205 Welded by Using the GTAW Process

open access: yesMaterials Research, 2022
This study investigated the pitting and crevice corrosion behavior of the gas tungsten arc welding (GTAW) process in the UNS S32205 according to industrial parameters.
Yamid E. Nuñez de la Rosa   +3 more
doaj   +1 more source

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