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Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003654
EISBN: 978-1-62708-182-5
...Abstract Abstract A variety of electrochemical techniques are used to detect and monitor material deterioration in service or in the field. This article describes the static or direct current measurements in a number of applications, including buried pipelines and storage tanks. It reviews...
Image
Published: 01 January 2003
Fig. 4 Experimental arrangement for application of electrochemical techniques in laboratory tests More
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004117
EISBN: 978-1-62708-184-9
...Abstract Abstract This article explores the use of the electrochemical and nonelectrochemical techniques for measuring the corrosion behavior of buried metals and the types of probes used. The electrical resistance technique is the main nonelectrochemical technique used for measuring corrosion...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003607
EISBN: 978-1-62708-182-5
... of attack that lead to galvanic corrosion of anodic members. It also explains the three electrochemical techniques of screening tests for predicting galvanic corrosion. The electrochemical techniques comprise of potential measurements, current measurements, and polarization measurements. The article...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003644
EISBN: 978-1-62708-182-5
...Abstract Abstract This article reviews the fundamentals of electrochemical corrosion test methods. The features and requirements of the instrumentation needed for an electrochemical test are briefly discussed. The article provides a discussion on the various electrochemical techniques and tests...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003647
EISBN: 978-1-62708-182-5
.... It also discusses the electrochemical techniques used to study and monitor MIC and presents examples of their applications to MIC. corrosion microbiologically influenced corrosion electrochemical technique CORROSION resulting from the presence and activities of microbes on metals and metal...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003687
EISBN: 978-1-62708-182-5
...Abstract Abstract This article discusses the various factors that affect the corrosion performance of electroplated coatings. It describes the effects of environment and the deposition process on substrate coatings. The article provides a discussion on the electrochemical techniques capable...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003638
EISBN: 978-1-62708-182-5
... is the most frequently conducted procedure for evaluating corrosion resistance. However, when more information than corrosion rate is needed or accelerated testing is required, electrochemical techniques are often considered. Many electrochemical techniques are available, and their use has been made easier...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003656
EISBN: 978-1-62708-182-5
... of the electrochemical techniques for studying localized corrosion processes rely on monitoring the current flow between these two sites ( Ref 10 ). Some of these electrochemical methods have been adopted for on-line monitoring of localized corrosion. Nonelectrochemical methods also have been used for on-line monitoring...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003655
EISBN: 978-1-62708-182-5
.... This article discusses the system considerations and installation techniques of different types of direct and indirect techniques in electrochemically based on-line corrosion monitoring process. It describes the importance of probe location and on-line corrosion monitoring techniques with examples...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003586
EISBN: 978-1-62708-182-5
... spectroscopy (EIS) techniques. Gravimetric determination of mass loss, electrical-resistance methods, magnetic methods, quartz crystal microbalance method, solution analysis methods, and metrological methods are nonelectrochemical methods. The article presents an electrochemical test that examines...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003663
EISBN: 978-1-62708-182-5
... interpretation is often all that is needed to convert conventional test methods into galvanic-corrosion tests. This article discusses component, model, electrochemical, and specimen tests. Component Testing Component testing is an especially useful technique for galvanic corrosion prediction...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003661
EISBN: 978-1-62708-182-5
... are usually irreversibly affected, at least in electrochemical terms. Thus, they are not considered as on-line techniques for routine monitoring of localized corrosion. There are on-line techniques ( Ref 9 ), such as electrochemical linear polarization resistance (LPR) and electrical resistance (ER...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004214
EISBN: 978-1-62708-184-9
... for multiphase pipelines. The article reviews methodologies to perform internal corrosion direct assessment for pipelines. Real-time monitoring techniques for assessing actual corrosion at critical locations are discussed. The article also presents the case studies for multi-technique electrochemical corrosion...
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Published: 01 December 2004
Fig. 23 Comparison of etch-attack and electrochemical methods of polishing tungsten, a representative refractory metal. (a) Polishing by an etch-attack technique using Al 2 O 3 abrasive suspended in an aqueous solution of potassium ferricyanide (KCN) and sodium hydroxide (NaOH). (b) Polishing More
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001740
EISBN: 978-1-62708-178-8
...Abstract Abstract Potentiometric membrane electrodes are electrochemical devices that can be used to quantify numerous ionic and nonionic species. This class of electrochemical sensors can be divided into ion-selective and gas-sensing membrane electrodes. The first half of this article mainly...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003600
EISBN: 978-1-62708-182-5
..., passivating oxide(s) formed. Electrochemical Theories and Methods in CMP Electrochemical theories, such as the mixed- potential theory, are discussed elsewhere in this Volume. Analytical techniques, such as direct current (dc) potentiodynamic polarization and alternating current (ac) impedance...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003710
EISBN: 978-1-62708-182-5
... of the nearest neighbors of a given atom and therefore the molecular structure of the surface film. The technique can be used in situ and ex situ to monitor electrochemical reactions. The technique has been used successfully to evaluate the chemical nature of conversion coatings ( Ref 92 ). This technique does...
Image
Published: 01 January 2005
Fig. 4 Comparison of corrosion rates of pure magnesium (99.98% pure) and magnesium alloys determined by electrochemical and gravimetric techniques. Source: Ref 14 More
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001296
EISBN: 978-1-62708-170-2
... ). The following paragraphs describe these techniques in more detail. Fig. 3 Electrochemical measurement cell for corrosion investigations. Source: Ref 10 Current Measurements The calculation of the corrosion rate of metal-electrolyte systems is based on Faraday's law if the reaction follows...