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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
... electron microscopy were used to identify the mode of failure. Electrochemical Testing Investigation into the electrochemical behavior of AISI 4340 steel in the residue paste was conducted using potentiodynamic polarization and linear polarization techniques. A standard three electrode cell was used...
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.power.c9001004
EISBN: 978-1-62708-229-7
... the extent of grain boundary phosphorus segregation exhibited a good relationship with ambient temperature Charpy data. The electrochemical polarization kinetic reactivation, EPR, approach, however, proved disappointing in that the overlapping scatter in the minimum current density, Ir, for an embrittled...
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 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 explains...
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 Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001820
EISBN: 978-1-62708-241-9
.... Three samples were tested at each stress level. Electrochemical test was conducted at 23 °C and atmospheric pressure. The test was performed using a standard glass cell containing the working electrode (specimen) and a graphite counter electrode. Potentials were measured with reference...
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
... of pipe of different alloys may be placed on line and monitored. Other common methods of testing include accelerated tests, simulated or pilot testing, and electrochemical tests. Typically, a variety of materials are selected for evaluation. A standard, such as carbon steel, may be used to verify...
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 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 covered...
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
... 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. This article addresses...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003524
EISBN: 978-1-62708-180-1
..., and wear failures. The article provides information on the synthesis and interpretation of results from the investigation. Finally, it presents key guidelines for conducting a failure analysis. chemical analysis corrosion failure corrosion testing data collection failure analysis fracture...
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
... to Evaluate Contributions of Mechanical and Electrochemical Attacks to Corrosive Wear of Materials , Wear , Vol 259 , 2005 , p 1490 – 1496 10.1016/j.wear.2005.02.041 35. López-Ortega A. , Arana J.L. , and Bayón R. , Tribocorrosion of Passive Materials: A Review on Test Procedures...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001561
EISBN: 978-1-62708-229-7
... chemistry of weld metal/base materials Constant Extension Rate Testing (CERT) Electrochemical Potentiokinetic Reactivation Analyses (EPR) Visual/Photography Optical Microscopy SEM/EDX Chemistry Constant Extension Rate Testing Electrochemical Potentiokinetic Reactivation Analysis...
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
... on Media Wear and Flotation , J. Electrochem. Soc. , Vol 136 ( No. 6 ), 1989 , p 1734 – 1740 10.1149/1.2097001 5. National Materials Advisory Board, “Comminution and Energy Consumption,” NMAB-364, National Academy Press , 1981 6. Adam K. , Natarajan K.A. , Riemer S.C...
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 Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003556
EISBN: 978-1-62708-180-1
... of anaerobic bacteria able to reduce nitrate or sulfate (dots in plots) and for soils dominated by the microbial metabolism (boxes). Aerobic bacteria grow over a wide range of pH at E h > 300 mV (normal hydrogen electrode). Source: Ref 19 Whatever the metabolism, electrochemical reactions...
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
... standards such as NACE International TM0212-2018 ( Ref 1 ) and NACE International TM0106-2016 ( Ref 2 ) are excellent sources of information on detection, testing, and evaluation of MIC on pipelines and are updated on a regular basis to reflect the current state of the art. Numerous reviews and multiauthor...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001343
EISBN: 978-1-62708-215-0
... penetrant testing revealed a narrow circumferential crack. Metallographic examination of the cracked area indicated stress-corrosion cracking, which had originated at rusted areas that had formed on longitudinal scratch marks on the outer surface of the pipe. The material was free from sensitization...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.chem.c9001420
EISBN: 978-1-62708-220-4
... features. A sulphur print revealed traces of the original dendritic structure that had persisted from the ingot stage. The mechanical properties of the material appeared to be quite normal. A specimen, cut with its axis orientated in a circumferential direction, was subjected to a tensile test...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... with the identification of the mode of degradation, whether it is mechanical, chemical, electrochemical, or a combination of several factors. The failure analysis can be complex, because more than one failure mechanism could be operative. The education and experience of the failure analyst augments the failure...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001235
EISBN: 978-1-62708-228-0
... by cracks or blisters almost over its entire perimeter in agreement with the ultrasonic test results. Only the weld seam and a strip on each side of it were crack-free. Based on this investigation, the pipeline was taken out of service and reconstructed. To avoid such failures in the future, two...