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corrosion testing methods

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Published: 15 January 2021
27 . (b) Slurry-pot erosion tester. Source: Ref 27 . (a, b) Reproduced with permission from “Standard Test Method for Wear Testing with a Pin-on-Disk Apparatus,” G 99, Corrosion of Metals; Wear and Erosion , Vol 03.02, Annual Book of ASTM Standards , ASTM International, 2019. (c) Slurry-jet More
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
... should follow. Photographic documentation during stereomicroscopy should also be performed. Nondestructive test methods should now be considered. The key to performing nondestructive testing is to avoid any disturbance of scale product until corrosion samples have been removed. Radiography to document...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001806
EISBN: 978-1-62708-241-9
.... References References 1. Sequeria C.A.C. : Corrosion of copper and copper alloys . Ulig’s Corrosion Handbook , 2nd edn , pp. 729 – 757 ( 2000 ) 2. Standard Test Method for Anions in Water by Chemically Suppressed Ion Chromatography , ASTM D4327 – 03 , ASTM , West Conshohocken, PA...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001609
EISBN: 978-1-62708-229-7
..., it is preferable to alloy 430 for most welded applications. Standard metallographic examination and corrosion test methods may be used to evaluate the effectiveness of annealing heat treatments for ferritic stainless steels. Electrolytic oxalic acid etching is used as a screening test for sensitization...
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 Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006758
EISBN: 978-1-62708-295-2
... optimal areas upon which to focus for sectioning and metallography in order to further investigate the condition of the component. This article provides information on the inspection method available for failure analysis, including standard methods such as visual testing, penetrant testing, and magnetic...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003529
EISBN: 978-1-62708-180-1
... Abstract This article describes some of the common elemental composition analysis methods and explains the concept of referee and economy test methods in failure analysis. It discusses different types of microchemical analyses, including backscattered electron imaging, energy-dispersive...
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
... for corrosive wear. Next, the article explains testing methods and characterization of corrosive wear. Various factors that influence corrosive wear are then covered. The article concludes with general guidelines for material selection against corrosive wear. corrosion corrosive wear material selection...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001054
EISBN: 978-1-62708-214-3
...-state bonding process. Circumstances Leading to Failure Two of the parts that failed were under a low assembly load for several years in a humid climate. One had been corrosion tested (specifics unknown) and subsequently ruptured in a tensile test at low stress. Two of the failed parts had...
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
..., after corrosion testing according to NACE TM0177-96 method “A” standard in 5.0% NaCl + 0.5% CH 3 COOH at T = 23 °C and pH 3.5. The applied stress was 100% of the YS of the steel. The micrographs shown in Fig. 10 illustrate the typical cup-and-cone fracture surface for the A217-WC9 ( Fig. 10b...
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Published: 01 December 2019
Fig. 11 Transverse sections of steels showing SSC cracks, after corrosion testing according to NACE TM0177-96 method “A” standard in 5.0% NaCl + 0.5% CH 3 COOH at T = 23 °C and pH 3.5. The applied stress was 100% of the YS of the steels ( a ) A216-WCC, after 4 h of testing, ( b ) A217-WC9 More
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001699
EISBN: 978-1-62708-234-1
... of corrosion monitoring and poor water quality. Pipe replacement and a regular water testing program were recommended. Monitoring Water pipelines Water treatment Steel pipe Uniform corrosion Crevice corrosion Biological corrosion A shopping mall in South Carolina was originally constructed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001727
EISBN: 978-1-62708-225-9
... Abstract Several stainless steel bolts used on a Titan Space Launch Vehicle broke at the shank and failure was attributed to stress-corrosion cracking. But results could not be duplicated in the laboratory with salt-solution immersion tests until the real culprit was established: the secondary...
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
... protection of the more-noble base metal, as in the case of galvanized steel or Alclad aluminum. Evaluation of Galvanic Corrosion In terms of general evaluation, the most common method of predicting galvanic corrosion is by immersion testing of the galvanic couple in the environment of interest...
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 methods in the analysis of corrosion and wear failures. In addition, investigations of a failure may utilize various techniques to characterize the condition of material. These include: Metallography or microstructural analysis Mechanical testing Chemical analyses (bulk, local, surface...
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
... corrosion-protection programs for steels where very long-term atmospheric protection of steel is needed. Evaluation of Galvanic Corrosion In terms of general evaluation, the most common method of predicting galvanic corrosion is by immersion testing of the galvanic couple in the environment...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c9001527
EISBN: 978-1-62708-224-2
... confounds most inspection methods, requiring the rope to be addressed as a whole construction. The most prevalent NDE methods are electromagnetic, magnetic flux, and magnetic flux leakage for steel ropes. These methods can detect loss of cross-sectional area caused by corrosion or degradation, and some...
Image
Published: 01 December 2019
Fig. 10 Surface of fractured steels, after corrosion testing according to NACE TM 0177-96 method “A” standard in 5.0% NaCl + 0.5% CH 3 COOH at T = 23 °C and pH 3.5. The applied stress was 100% of the YS of the steels ( a ) A216-WCC, ( b ) A217-WC9 More
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001065
EISBN: 978-1-62708-214-3
... of these values are representative of these materials. Tensile Properties Six subsized tensile specimens were machined in accordance with ASTM A 370, “Standard Methods and Definitions for Mechanical Testing of Steel Products.” Two specimens each were machined from the elbow, piping, and weld material...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003569
EISBN: 978-1-62708-180-1
... in a venturi apparatus and with months of operation in full-scale turbines. Acknowledgments The section on test method is adapted from Corrosion , Volume 13 of the ASM Handbook , 1987, p 311–313. References References 1. Franc J.P. , Avellan F. , Belahadji B. , Fréchou D...