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electrochemical corrosion

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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
... 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 monitoring...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004109
EISBN: 978-1-62708-184-9
... Abstract Cathodic protection (CP) is an electrochemical means of corrosion control widely used in the marine environment. This article discusses the two types of CP systems, namely, impressed current systems and sacrificial anode (passive) systems. It describes the anode materials used in these...
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: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003697
EISBN: 978-1-62708-182-5
... have become less common in recent years as the implementation of cathodic protection on buried pipelines and other structures has become a standard practice in many countries. Fig. 8 Catastrophic pipeline failure involving corrosion. Courtesy of Corrosioneering—the On-line Corrosion Journal...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
... Abstract This article provides an overview of the electrochemical nature of corrosion and analyzes corrosion-related failures. It describes corrosion failure analysis and discusses corrective and preventive approaches to mitigate corrosion-related failures of metals. These include: change in...
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
... (ECN) measurements are more common in the laboratory but are also finding applications in the field, especially for inspection of coatings. The most commonly used electrochemical technique in corrosion detection of buried or immersed structures is to measure the corrosion potential or open...
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
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003637
EISBN: 978-1-62708-182-5
... Abstract This article focuses on the effects of microscopic organisms and the by-products they produce on the electrochemical corrosion of metals. The general characteristics of the microorganisms that facilitate their influence on the electrochemistry of corrosion are discussed. The industries...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003596
EISBN: 978-1-62708-182-5
... Abstract This article discusses four subsystems of the electrochemical machining (ECM) system: power source, electrolyte cleaning and supply system, tool and tool-feed system, and workpiece and workpiece-holding system. It describes the theory of ECM and provides information on the electrolytes...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002161
EISBN: 978-1-62708-188-7
... electrically conductive workpieces Corrosive nature of electrolytes Required disposal and filtering of electrolytes Noncompetitive removal rates compared to conventional methods for readily machinable metals Table 3 Comparison of electrochemical grinding and precision conventional milling and...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002160
EISBN: 978-1-62708-188-7
... the products of the reaction from the cutting region, and it removes the heat produced in the operation. Electrolytes must have high electrical conductivity, low toxicity and corrosivity, chemical and electrochemical stability, and a controllable passivating effect. The workpiece should dissolve at...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003598
EISBN: 978-1-62708-182-5
... Abstract This article provides a discussion on a working principle, the operations, characteristics, capabilities, and applications of electrochemical grinding (ECG). The basic elements of the ECG machine tool are also presented. electrochemical grinding machine tools HYBRID...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003597
EISBN: 978-1-62708-182-5
... Abstract Specific machining processes that employ electrochemical machining technology include deburring and deep-hole drilling. This article describes the principle and applications of electrochemical deburring as well as the machine tools used in the process. The system, process capabilities...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003599
EISBN: 978-1-62708-182-5
... Abstract Electrochemical refining is the purification process for producing commercially pure metals from crude metals. This article describes the principles of electrochemical reactions. It discusses the physical properties of the basic components of electrochemical refining cell. The article...
Book Chapter

Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0006542
EISBN: 978-1-62708-183-2
... Abstract This article is a compilation of tables that list standard reduction potentials for electrochemical reactions alphabetically by element of interest and potential value. standard reduction potentials electrochemical reactions potential value THESE TABLES list standard...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003968
EISBN: 978-1-62708-183-2
... the NBS-BCL model, Ref 94 estimated that the total cost of corrosion for the Kuwait economy was 5.2% of the 1987 GDP ($1 billion USD, 1987 basis). The avoidable cost of corrosion was also estimated as 18% of the total cost ($180 million USD). In India, Rajagopalan of the Central Electrochemical...
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
... Abstract This article addresses electrochemical methods for instantaneous rate determination and threshold determination as well as nonelectrochemical methods that can determine incremental or cumulative rates of corrosion. Electrochemical methods for the study of galvanic corrosion rates and...
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
... 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 provides a...
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 This article explores the use of 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 rate. The...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005654
EISBN: 978-1-62708-198-6
... Abstract This article describes some of the mechanical/ electrochemical phenomena related to the in vivo degradation of metals used for biomedical applications. It discusses the properties and failure of these materials as they relate to stress-corrosion cracking (SCC) and corrosion fatigue (CF...