Results 211 to 220 of about 15,216 (261)

Direct Assessment of Localized Corrosion Using Localized Corrosion Monitoring Technique

CORROSION 2005, 2005
Abstract The control of internal corrosion of carbon steel structures is a critical element of asset integrity management program in oil and gas production facilities. The selection of a corrosion inhibitor for field deployment is typically based on laboratory screening tests, followed by field trials.
W. Y. Mok   +2 more
openaire   +1 more source

Susceptibility of nitinol to localized corrosion

Journal of Biomedical Materials Research Part A, 2006
AbstractThe effect of different conditions on the susceptibility of nitinol to localized corrosion was examined using the cyclic potentiodynamic polarization technique. Tests were performed on mechanically polished (MP) and electropolished (EP) nitinol wire in 0.9 wt % NaCl and phosphate‐buffered saline (PBS). A polarization curve was also obtained for
openaire   +2 more sources

Corrosion Basics: Localized Forms of Corrosion

Materials Performance, 2004
"Corrosion Basics" features explanations of corrosion and its control as well as problem-solving ideas obtained from corrosion literature and guest authors. MP welcomes your comments and suggestions.
openaire   +1 more source

Passivation and Localized Corrosion

1991
A review is made of the main models proposed for the passive state, and also for the breakdown of passivity leading to localized forms of corrosion like pitting and crevice corrosion. Some particular aspects of crevice corrosion are analysed and the use of electrochemical techniques for its study is illustrated, like potential and current monitoring ...
Mário G. S. Ferreira   +1 more
openaire   +1 more source

The Calculation of the Thickness for Uniform Corrosion and Localized Corrosion in Steel Corrosion

Advanced Materials Research, 2011
Because of the complexity of corrosion, the law of uniform corrosion and localized corrosion is still not clear,so it is difficult to assess their impact on the structure safety. In order to differ them and find their own law, we obtain a lot of corrosion specimens by ways of constant temperature and humidity, and then detect the size of corrosion pits
Zheng Yi Kong   +2 more
openaire   +1 more source

Localized Corrosion

2000
Abstract This chapter is a detailed study of the localized corrosion behavior of steel, copper, and aluminum alloys. It applies the basic principles of electrochemistry, as well as materials science and solid and fluid mechanics, to explain the causes and effects of pitting, crevice corrosion, stress corrosion cracking, and corrosion ...
openaire   +1 more source

Differentiation of Corrosion Inhibitors for the Prevention of Localized Corrosion

CORROSION 2007, 2007
Abstract Pitting corrosion is an ubiquitous phenomenon in the oil and gas industry and is the leading cause of internal failures in hydrocarbon production and processing equipment. While significant effort has been made to test the effectiveness of corrosion inhibitors, these tests are best at differentiating reductions in general ...
J. Caleb Clark   +3 more
openaire   +1 more source

A new perspective on measuring the corrosion rate of localized corrosion

Materials and Corrosion, 2020
AbstractMany corrosion phenomena are nonuniform, which means that anodic and cathodic locations are spatially separated. An example is macrocell corrosion of steel in concrete. Under these conditions, determining the corrosion rate from polarization resistance measurements and using the Stern–Geary equation is fundamentally not possible.
Ueli Angst, Markus Büchler
openaire   +1 more source

Passivity and localized corrosion

Anti-Corrosion Manual, 1988
Passivity and localized corrosion is discussed using iron, iron-chromium, iron-chromium-nickel alloys and aluminium as examples. A brief description is given of the prevailing ideas regarding the nature of the passive film and the processes by which its protective properties are lost when breakdown of passivity and localized corrosion occurs.
openaire   +1 more source

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