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non-electrochemical techniques

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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
... in soils. corrosion rate electrochemical impedance spectroscopy electrochemical noise electrochemical techniques linear polarization resistance corrosion behavior non-electrochemical techniques electrical resistance technique harmonic distortion analysis hydrogen permeation DESIGN...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005730
EISBN: 978-1-62708-171-9
... Abstract This article describes the two commonly used standardized tests for determining the mechanical properties of thermal spray coatings: hardness testing and tensile adhesion testing. It discusses the destructive and non-destructive methods of residual-stress measurement. Electrochemical...
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.a0003644
EISBN: 978-1-62708-182-5
... 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: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001285
EISBN: 978-1-62708-170-2
... II , Academic Press, Inc. , 1991 14. Hollahan J.R. and Bell A.T. , Ed., Techniques and Applications of Plasma Chemistry , John Wiley , 1974 15. Reinberg A.R. , in The Electrochem. Soc. Extended Abstracts , Vol 74-1 , Abs. No. 6, 1974 16. Kern W...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006679
EISBN: 978-1-62708-213-6
... is electrogravimetry or electrodeposition ( Ref 11 ). Various electrochemical methods of chemical analysis also have been developed based on the measurement of an electrical signal generated by the process of electrolysis in an electrochemical cell. Electrochemical techniques are of three types: potentiometric...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003659
EISBN: 978-1-62708-182-5
... monitoring, electrochemical methods, such as the polarization-resistance technique, may be more appropriate (see the section “Polarization-Resistance Measurement” in this article). Corrosion Rates of Coupons Compared with That of Equipment The corrosion rate of plant equipment seldom equals...
Book Chapter

By D.R. Crow
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001741
EISBN: 978-1-62708-178-8
... of the currents observed and emphasizes the minute extent of the electrochemical decomposition that takes place. This is small enough that repeated analysis does not impair the observed magnitude of limiting currents. For practical purposes, the technique is nondestructive. Equation 1 also shows...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003836
EISBN: 978-1-62708-183-2
... Abstract This article illustrates the three techniques for producing glassy metals, namely, liquid phase quenching, atomic or molecular deposition, and external action technique. Devitrification of an amorphous alloy can proceed by several routes, including primary crystallization, eutectoid...
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.a0003606
EISBN: 978-1-62708-182-5
.../concentration (a = 1,aqueous) Elements of the Process Atmospheric corrosion is an aqueous process, and its mechanism is electrochemical. There is not only a transfer of mass during the chemical reaction but also an interchange of charged particles (electrons and ions) at the interface of the metal...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003609
EISBN: 978-1-62708-182-5
.... However, use of these techniques has resulted in meaningful measurement of corrosion rates that correlate with actual mass losses in system components in combustion environments ( Fig. 1 , 2 ). Fig. 1 Cumulative-loss data from electrochemical measurements in molten slag. LPR, linear polarization...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001778
EISBN: 978-1-62708-178-8
... conductivity detection, single-column ion chromatography with conductivity detection, ion chromatography with spectrophotometric detection, and amperometric electrochemical detection. It describes the modes of separation techniques in IC and reversed-phase IC. The article discusses the detection capabilities...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005683
EISBN: 978-1-62708-198-6
... body fluids, very complex solutions containing electrolytes and nonelectrolytes, inorganic and organic constituents, and gases. The article describes the fundamentals of electrochemical corrosion testing and provides a brief discussion on various types of corrosion tests. It illustrates corrosion...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001743
EISBN: 978-1-62708-178-8
... necessitates performing measurements at low (ideally, zero) current so that essentially no electrochemical change occurs during the process. Faraday's laws of electrolysis are involved in several electroanalytical techniques. These laws may be combined in the formulation Q = nFx , where F...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002358
EISBN: 978-1-62708-193-1
... techniques discussed elsewhere in this Volume. Small fatigue cracks are sometimes observed to grow faster than corresponding large cracks at the same nominal value of the cyclic crack driving force, Δ K . Small cracks have also been observed to grow at non-negligible rates when the nominal applied Δ K...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003679
EISBN: 978-1-62708-182-5
... on the processing sequence, morphology, composition, and properties of CCCs. The article discusses the electrochemical impedance spectroscopy approach used for evaluating conversion coatings. The test methods for various CCCs properties are also reviewed. The article examines the various coatings associated...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006063
EISBN: 978-1-62708-172-6
... calorimetry, scanning electron microscopy-energy dispersive X-ray spectroscopy, chromatography, and electrochemical impedance spectroscopy. Test cabinets and standard test environments for laboratory analysis are reviewed. The article describes non-standard simulation testing and case studies of simulated...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006415
EISBN: 978-1-62708-192-4
... Damage The combination of mechanical and electrochemical techniques offers the possibility to simulate different corrosion conditions by varying the applied potential and to determine the corrosion rate by measuring the current flowing from the metal into the corrosive solution. This makes...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005306
EISBN: 978-1-62708-187-0
... Abstract This article reviews the melt processing and casting of non-ferrous alloys, such as nickel alloys, titanium alloys, and lead alloys. It describes the lead refining steps, namely, copper drossing, softening, desilvering, zinc removal, bismuth removal, and final refining. casting...