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electrochemical corrosion

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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
... pipeline using a buried magnesium anode. Source: Ref 6 Abstract 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...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001525
EISBN: 978-1-62708-220-4
... cleaning Storage tanks 1006 UNS G10060 Uniform corrosion Metalworking-related failures Introduction Failure of Welded Steel Vessels Analysis of the Tank Laboratory Testing Electrochemical Impedance Cyclic Polarization Selected References Selected References • Freeman...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006783
EISBN: 978-1-62708-295-2
...Abstract Abstract Corrosion is the electrochemical reaction of a material and its environment. This article addresses those forms of corrosion that contribute directly to the failure of metal parts or that render them susceptible to failure by some other mechanism. Various forms of corrosion...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
... the electrochemical nature of corrosion and provides the typical analysis of environmental- and corrosion-related failures. It presents common methods of testing of laboratory corrosion and discusses the processes involved in the prevention of environmental- and corrosion-related failures of metals and nonmetals...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001731
EISBN: 978-1-62708-217-4
... . Considerable evidence of corrosion was found on the inside surface of the axle lug adjacent to the fracture origin. This surface had been protected by cadmium plating, but it was apparent that moisture had accumulated in the area and eventually led to the depletion of the cadmium coating by electrochemical...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006823
EISBN: 978-1-62708-329-4
.... Alkire R. and Nicolaides G. , Differential Aeration Corrosion of a Passivating Metal under a Moist Film of Locally Variable Thickness , J. Electrochem. Soc. , Vol 121 ( No. 2 ), Feb 1974 , p 183 , 10.1149/1.2401778 11. Alkire R. and Nicolaides G. , The Existence...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001560
EISBN: 978-1-62708-217-4
... both combustion products from the cartridges and corrosion products from the chamber, were analyzed using elemental analysis and x-ray diffraction techniques. Electrochemical polarization techniques were also utilized to estimate corrosion rates. Aerospace engines Aircraft components Breech...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001171
EISBN: 978-1-62708-219-8
... and electrochemical examination. The probable causes of the corrosion and the precautions to prevent these processes are examined. It is possible, therefore, to conclude that some of the corrosion processes may be avoided by a more accurate selection of materials with respect to the aggressive medium...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001769
EISBN: 978-1-62708-241-9
... heat exchanger tubes taken out of service at a gas turbine power station. The corrosive effect of each type of bacteria on mild steel was investigated using electrochemical (polarization and impedance) techniques, and the biogenic calcium scale formations analyzed by XRD. It was shown that the bacteria...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
...Abstract Abstract This article commences with a discussion on the characteristics of stress-corrosion cracking (SCC) and describes crack initiation and propagation during SCC. It reviews the various mechanisms of SCC and addresses electrochemical and stress-sorption theories. The article...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001779
EISBN: 978-1-62708-241-9
.... Samples from critical areas of the pump were examined using optical and scanning electron microscopy, electrochemical analysis, and tensile testing. Based on microstructure and morphology, estimated corrosion rates, and particle concentrations in the feedwater, it was concluded that cavitation and erosion...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006788
EISBN: 978-1-62708-295-2
... Index of biofilm fouling; not specific to biofouling Electrochemical probes (linear polarization resistance) Corrosion rate (open-circuit potential; pitting index) On site Leading Not MIC specific; handheld units available Fig. 15 Instrumented side streams in a mobile trailer, each...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001710
EISBN: 978-1-62708-229-7
... depend on the water composition and the conditions of service. Based on the corrosion surveillance tests, the laboratory electrochemical corrosion tests, and a comprehensive review of the literature, a number of factors have been shown to promote corrosion of the aluminum clad in the wet storage pool...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001695
EISBN: 978-1-62708-229-7
... oxide coating. The number of pits formed and their rate of penetration depend on the water composition and the conditions of service. Based on the corrosion surveillance tests, the laboratory electrochemical corrosion tests, and a comprehensive review of the literature, a number of factors have been...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001808
EISBN: 978-1-62708-241-9
... in an aqueous environment will naturally form a biofilm on most surfaces. When the biofilm is formed, organic decomposition can occur. The by-products of organic decomposition and/or growth can initiate corrosion. Additionally, the biofilm can cultivate an electrochemical corrosion cell that can lead...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006828
EISBN: 978-1-62708-329-4
... attacked, particularly by the presence of the silver braze alloy to which iron would be anodic. The attack on this thin layer produces a crevice. Once this crevice is established, the electrochemical corrosion is accelerated, especially if any fluoride flux residues or dissolved salts containing chlorides...
Book Chapter

Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003548
EISBN: 978-1-62708-180-1
... dealuminification denickelification desiliconification dezincification galvanic corrosion graphitic corrosion intergranular corrosion pitting corrosion selective leaching uniform corrosion velocity-affected corrosion CORROSION is the electrochemical reaction of a material and its environment...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006794
EISBN: 978-1-62708-295-2
.... , Effects of the Strain Rate of Prior Deformation on the Wear-Corrosion Synergy of Carbon Steel , Wear , Vol 263 , 2007 , p 801 – 807 10.1016/j.wear.2007.01.058 34. Wang X.Y. and Li D.Y. , Application of an Electrochemical Scratch Technique to Evaluate Contributions of Mechanical...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003556
EISBN: 978-1-62708-180-1
... accelerate corrosion by changing the nature or kinetics of the rate-controlling reaction or process. They can be directly involved in the electron transfer processes in the electrochemical cell represented by Eq 1 or be less directly involved through a number of mechanisms, including depolarization...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003567
EISBN: 978-1-62708-180-1
... Consumption,” NMAB-364, National Academy Press , 1981 6. Adam K. , Natarajan K.A. , Riemer S.C. , and Iwasaki I. , Electrochemical Aspects of Grinding Media-Mineral Interaction in Sulfide Ore Grinding , Corrosion , Vol 42 ( No. 8 ), 1986 , p 440 – 446 7. Pozzo...