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corrosion assessment

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030349
EISBN: 978-1-62708-282-2
... Abstract This chapter examines methods of internal corrosion prediction for multiphase pipelines and details methodologies to perform internal corrosion direct assessment for natural gas pipelines. Further, real-time monitoring techniques for assessing actual corrosion at critical locations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490001
EISBN: 978-1-62708-340-9
... assessment ( Ref 12 ). Fig. 1.9. Illustration of a remaining-life-assessment procedure for a common failure scenario involving crack initiation and propagation. A-embrittlement phenomena. B-unanticipated factors (excess cycling, temperature excursions, corrosion, metallurgical degradation, improper...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430409
EISBN: 978-1-62708-253-2
..., creep, various forms of corrosion, erosion, fatigue, manufacturing, and operational issues. Any such failure ultimately affects the performance of the plant due to unscheduled forced shutdowns. Therefore, the condition of the tubes needs to be checked periodically by RLA tests. Remaining life assessment...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030360
EISBN: 978-1-62708-282-2
... are related topics such as corrosion-monitoring devices, pressure testing, vibration monitoring, and pipeline pigging. Inspection Following a discussion of the general aspects associated with inspection, this section addresses: Inspection policy Inspection planning and procedures Inspection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610001
EISBN: 978-1-62708-303-4
...-welded high-energy piping failures 1986–2000 Cavitation and creep voids in welds resulting in catastrophic high-energy rupture Development of elevated-temperature life-assessment techniques for cavitation and creep failure Aloha incident, Boeing 737 1988 Accelerated corrosion and multiple fatigue...
Image
Published: 01 June 2008
Fig. 18.13 Exfoliation corrosion (a) around a fastener hole in a 7049-T73 aluminum alloy longeron. (Radial lines indicate measurements taken to assess damage). (b) Aluminum plate, 7178-T651, exposed to maritime environment. Source: (a) Ref 6 More
Image
Published: 01 November 2012
Fig. 13 Exfoliation corrosion. (a) Around a fastener hole in 7049-T73 aluminum alloy longeron. (Radial lines indicate measurements taken to assess damage.) Source: Ref 7 . (b) In aluminum plate, 7178-T651, exposed to maritime environment. Source: Ref 3 More
Image
Published: 01 December 1989
Fig. 1.9. Illustration of a remaining-life-assessment procedure for a common failure scenario involving crack initiation and propagation. A-embrittlement phenomena. B-unanticipated factors (excess cycling, temperature excursions, corrosion, metallurgical degradation, improper material More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030338
EISBN: 978-1-62708-282-2
... Abstract This chapter discusses the most common causes and contributing factors for external corrosion and stress-corrosion cracking on oil and natural gas pipelines, as well as describes procedures for prevention, mitigation, detection, assessment, and repair. The forms of external corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490415
EISBN: 978-1-62708-340-9
... Factor Basis of estimate Scatter in assumed material properties:      Cast material 20 Fig. 9.45 ; Ref 57 16 Ref 75      Wrought material 10 J 10 J Effect of coatings in air (if present) None Fig. 9.45 ; Ref 57 3 Fig. 9.32 ; Ref 25 Effect of hot corrosion...
Image
Published: 01 January 2017
Fig. 17.49 Concept for combining SCC thresholds obtained on smooth and linear elastic fracture mechanics specimens to yield a conservative assessment of materials. (1) Minimum stress at which small tensile specimens fail by SCC when stressed in environment of interest. (2) Minimum stress More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430376
EISBN: 978-1-62708-253-2
... Temperatures , The Challenge of Materials and Weldments, Structural Integrity & Life Assessment , Sedmak S. and Radakovic, Z. Eds., 9th Int. Frac. Mech. School (Bulgaria), Gosa , 2008 , p 183 – 202 6.4 Sathyanathan, V.T. “ Understanding Tube Failures in High Pressure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930163
EISBN: 978-1-62708-359-1
... Abstract Depending on the operating environment and the nature of the applied loading, a structure can fail by a number of different modes, including brittle fracture, ductile fracture, plastic collapse, fatigue, creep, corrosion, and buckling. These failure modes can be broken down...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780109
EISBN: 978-1-62708-268-6
... assessment of galvanic corrosion presence. MIL STD 889 ( Dissimilar Metals ) is an excellent reference for assessing susceptibility to galvanic corrosion based on materials selection. The term uniform corrosion is used to describe normal corrosion (rust, oxidation, etc.); however, even this corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.9781627083409
EISBN: 978-1-62708-340-9
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490183
EISBN: 978-1-62708-340-9
... of Hydrogen Chloride on Corrosion of Boilers Steels in Synthetic Flue Gas , Corrosion , Vol 36 ( No. 7 ), 1980 , p 369 - 373 10.5006/0010-9312-36.7.369 11. Roberts B.W. , Ellis F.V. , and Viswanathan R. , “ Utility Survey and Inspection for Life Assessment of Elevated Temperature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940451
EISBN: 978-1-62708-302-7
... Cracking of Heat-Treatable Aluminum Alloys • G 66, Method for Visual Assessment of Exfoliation Corrosion Susceptibility of 5XXX Series Aluminum Alloys (ASSET Test) • G 67, Test Method for Determining the Susceptibility to Intergranular Corrosion of 5XXX Series Aluminum Alloys by Mass Loss after...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030209
EISBN: 978-1-62708-282-2
... of naphthenic acids, the corrosive potential can only be determined by thorough assessment and experience ( Ref 5 ). Hydroprocessing (Hydrodesulfurization, Hydrocracking, Hydrofining) Units Hydroprocessing (hydrodesulfurization, hydrocracking, hydrofining) units operate under high pressures...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090367
EISBN: 978-1-62708-266-2
... for weldments. The chapter concludes with a section on how to interpret time to failure, threshold stress, percent survival, stress intensity, and propagation rate data, and assess the precision of the associated tests. precracked specimens slow-strain-rate testing smooth specimens stress-corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820203
EISBN: 978-1-62708-339-3
... corrosion of weldments are used to assess intergranular corrosion of stainless steels and high-nickel alloys. Other applicable tests evaluate pitting and crevice corrosion, stress-corrosion cracking, and microbiologically influenced corrosion. Each of these test methods is reviewed in this chapter...