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cathodic protection

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030184
EISBN: 978-1-62708-282-2
...Abstract Abstract This chapter provides a detailed account of cathodic protection. It begins by discussing the fundamentals of cathodic protection followed by a description of the various types of cathodic protection. It then describes the origins, types, and alleged failures of cathodic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910407
EISBN: 978-1-62708-250-1
...Abstract Abstract This article describes in detail the process of corrosion control by cathodic and anodic protection. The discussion covers the basic concept of cathodic and anodic protection systems, their types and equipment used, and the advantages, limitations, and applications...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030165
EISBN: 978-1-62708-282-2
... so that it becomes the cathode (cathodic protection). This chapter briefly reviews these methods of corrosion protection. The factors affecting corrosion behavior are covered. In addition, the chapter provides information on coatings and inhibitors, which are used in corrosion protection...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030180
EISBN: 978-1-62708-282-2
...Abstract Abstract Anodic protection is used on a smaller scale than other corrosion control techniques due to the fundamental electrochemistry involved. This chapter provides a brief history of the technique, discusses anodic protection use, and compares anodic and cathodic protection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030247
EISBN: 978-1-62708-282-2
... metals, for example, steel. Protective coatings are more difficult to maintain than in other zones. Tidal Marine fouling is apt to be present to high watermark. Oil coating from polluted harbor water may be present. Usually, ample oxygen is available. Steel at the tidal zone may act cathodically...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910001
EISBN: 978-1-62708-250-1
..., and appearance of the corroded metal. It discusses five primary methods of corrosion control, namely, material selection, coatings, inhibitors, cathodic protection, and design. Examples of the opportunities in corrosion control and the means to implement a program to capitalize on those opportunities...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060369
EISBN: 978-1-62708-261-7
... fatigue, and selective leaching. It discusses the use of corrosion inhibitors, cathodic and anodic protection, pH control, and Pourbaix diagrams. corrosion mitigation crevice corrosion pitting corrosion stray current corrosion Pourbaix diagrams THE WORD CORRODE is derived from the Latin...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030023
EISBN: 978-1-62708-282-2
..., in a pipeline that is cathodically protected, if a foreign pipeline crosses or passes close to the protected pipeline, current from the cathodic protection system can gather onto the foreign pipeline and then be discharged from the foreign line when it crosses or comes close to the protected pipeline...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870075
EISBN: 978-1-62708-299-0
... Stress Corrosion with Sprayed Metal Coatings , Br. Corros. J. , Vol 4 , 1969 , p 15 10.1179/000705969798325749 13. Schwerdtfeger W.J. , Effects of Cathodic Protection on the Corrosion of an Aluminum Alloy , J. Res. Natl. Bur. Stand. , Vol 68C ( No. 4 ), 1964 , p 283 10.6028/jres...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030019
EISBN: 978-1-62708-282-2
... (passive) Type 316 stainless steel (passive) Incoloy alloy 825 Inconel alloy 625 Hastelloy alloy C Chlorimet 3 Silver Titanium Graphite Gold Platinum Protected end (cathodic, or most noble) Note: ETP, electrolytic tough pitch Because most engineering...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350011
EISBN: 978-1-62708-315-7
... help to satisfy the need for corrosion prevention. Special primers are used to provide passivation, galvanic protection, corrosion inhibition, or mechanical or electrical barriers to corrosive action. Corrosion Inhibitors Barrier Coatings Sacrificial Coatings Cathodic Protection Many...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940127
EISBN: 978-1-62708-302-7
... as a Function of pH Interpretation of Inhibitor Effects in Terms of Polarization Behavior Galvanic Coupling <xref ref-type="bibr" rid="t65940127-ref10">(Ref 10,</xref> <xref ref-type="bibr" rid="t65940127-ref11">11)</xref> Cathodic Protection <xref ref-type="bibr" rid="t65940127-ref14">(Ref 14...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030338
EISBN: 978-1-62708-282-2
... and abrasive cleaning Because of the relatively poor corrosion resistance of line pipe steels in underground environments, a combination of mitigation strategies consisting of coatings and cathodic protection (CP) is required. In this article, the most common causes and contributing factors...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.9781627082501
EISBN: 978-1-62708-250-1
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240323
EISBN: 978-1-62708-251-8
... rate diminishes due to an accumulation of insoluble corrosion products that become somewhat protective of the iron anode. Conversely, cathodic polarization can result from reactions at the cathode. For example, when iron is immersed in nonaerated neutral water, the absence of dissolved oxygen allows...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030045
EISBN: 978-1-62708-282-2
... of Cathodic Protection of Mild Steel on the Growth of Sulphate-Reducing Bacteria at 35 °C in Marine Sediments , Biofouling , Vol 3 , 1991 , p 339 10.1080/08927019109378187 78. Dexter S.C. and Lin S.-H. , Effect of Marine Biofilms on Cathodic Protection , Int. Biodeterior. Biodegrad...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910237
EISBN: 978-1-62708-250-1
... Not recommended Not recommended Cathodic protection Not recommended Most economical and effective method, especially with organic coatings other than paint Fairly effective with organic coatings Very effective Not recommended Effective under special conditions Inhibitors: liquid and vapor...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730129
EISBN: 978-1-62708-283-9
... and hence protects the steel by sacrificial corrosion versus inert coatings ( Fig. 12.10 ). Fig. 12.9 Corrosion protection by sacrificial corrosion of zinc (left) and magnesium (right) Fig. 12.10 Aqueous solution. (a) Plating steel with zinc (galvanizing) offers cathodic protection to steel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610501
EISBN: 978-1-62708-303-4
... of insoluble corrosion products that become somewhat protective of the iron anode. Conversely, cathodic polarization can result from reactions at the cathode. For example, when iron is immersed in nonaerated neutral water, the absence of dissolved oxygen allows the development of an adsorbed film of hydrogen...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310247
EISBN: 978-1-62708-286-0
... is compounded by the accelerating influence of high temperature in deeper formations. What is the answer to the corrosion problem? Inhibitors, coatings, cathodic protection, or more corrosion-resistant materials are the main responses. The first three responses are not always practical. They also represent...