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corrosion mitigation

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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...
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
... base material. This chapter discusses the process of corrosion and how to prevent or mitigate its effects. It describes several forms of corrosion, including uniform, intergranular, pitting, crevice, and stray-current corrosion, and the effects of stress-corrosion cracking, corrosion fatigue, and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090221
EISBN: 978-1-62708-266-2
..., microstructure, heat treatment, cold working, and stress intensity. It also provides information on stress-corrosion testing, mitigation techniques, and basic cracking mechanisms. cold working copper alloys stress-corrosion cracking stress-corrosion test THE PHENOMENON of stress-corrosion cracking...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090271
EISBN: 978-1-62708-266-2
... examines the cracking and fracture mechanisms that appear to be involved. The chapter also includes information on SCC test standards and provides detailed guidelines on how to prevent or mitigate the effects of SCC. stress-corrosion cracking titanium alloys TITANIUM ALLOYS have long been...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090349
EISBN: 978-1-62708-266-2
... and mitigation techniques corresponding to a wide range of issues related to stress, sensitization, and operating conditions. pipe welds stainless steel steel pipe stress-corrosion cracking welded boiling water reactor FOR OVER THIRTY YEARS, boiling water reactor (BWR) piping systems...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870099
EISBN: 978-1-62708-299-0
... influence its formation. It covers alloy selection and mitigation techniques and includes examples of SCC in aircraft components. The chapter also addresses corrosion fatigue, explaining how different environments and operating conditions affect crack propagation, fatigue strength, and fatigue life. It...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270115
EISBN: 978-1-62708-301-0
..., investigators concluded that the compressor rotors failed due to stress-corrosion cracking in the dovetail mountings. They also provided recommendations to prevent or mitigate future occurrences. compressor rotors fractography metallography stress corrosion cracking visual examination...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500317
EISBN: 978-1-62708-317-1
... prototyping. Source: Ref 16.15 Abstract This chapter discusses the types of failures that can occur in sheet metal forming tools and explains how to mitigate their effects. It describes the factors that influence galling and wear and the benefits of special treatments and coatings. It provides...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480225
EISBN: 978-1-62708-318-8
... chapter describes each method in detail and how it affects the microstructure and mechanical properties of various titanium alloys. It also discusses the propensity of titanium to react with oxygen and hydrogen when heated and explains how to mitigate the effects. extrusion forging mechanical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030089
EISBN: 978-1-62708-282-2
... microstructures are usually significantly different from those of the HAZ and base metal. Similarly, corrosion behavior can also vary, but in cases where corrosion mitigation measures are correctly applied, for example, coating or cathodic protection or inhibition, these will normally be adequate to prevent...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030349
EISBN: 978-1-62708-282-2
... film that is more stable than the FeS film. Even small amounts of H 2 S can provide instantaneous protection at temperatures in the range of 70 to 80 °C (160 to 175 °F) ( Ref 7 ). The role of the hydrocarbon condensate in providing corrosion mitigation in specific production systems has been...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090043
EISBN: 978-1-62708-266-2
... ). The transgranular near-neutral-pH SCC has been observed in line pipe steels covering a wide range of strength levels ( Ref 2.125 , 2.126 ). It occurs within a narrow potential range near the free corrosion potential of the steel in the carbonic acid-carbonate electrolyte and can be mitigated by...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030023
EISBN: 978-1-62708-282-2
... become porous and layered. Unlike dc stray-current corrosion, induced-ac corrosion cannot be mitigated by adjusting the pipe to soil potential of the pipe. It is controlled by removing the ac from the pipeline and flowing the current to earth via ground beds or zinc anodes. There are several ways to...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030039
EISBN: 978-1-62708-282-2
... anode increases as well, leading to increased dissolution rates. This effect is mitigated to the extent that the crevice is under ohmic control due to the restricted geometry ( Ref 44 ). Material selection for crevice-corrosion resistance normally follows that used for pitting resistance. Ratings...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030209
EISBN: 978-1-62708-282-2
... evaluated individually due to varying process conditions. Filming inhibitors have also been found somewhat useful in mitigating corrosion in various water wash systems such as effluent exchanger washing in hydroprocessing units. Naphthenic acid corrosion has been successfully inhibited with filming...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030247
EISBN: 978-1-62708-282-2
... based on just the amount of acid gases present. This can have a direct mitigating effect on corrosion rate and, in some cases, promote the formation of protective corrosion films, thus reducing the corrosion rate to very low levels. Hydrogen sulfide can also play other roles in corrosion in oil and...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910407
EISBN: 978-1-62708-250-1
.... 7 ). Because of its brittle nature, graphite must be stored and handled carefully. Fig. 7 Impressed-current cathodic protection of a buried pipeline using graphite anodes Polymeric anodes are used to mitigate the corrosion of reinforcing steel in salt-contaminated concrete. The system...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030033
EISBN: 978-1-62708-282-2
... application without taking the surface condition into account. Pitting can be inhibited by the same approaches that are commonly used to reduce corrosion in general. All of the factors described previously can be used to mitigate pitting corrosion: environment, alloy composition and structure, potential...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.9781627082501
EISBN: 978-1-62708-250-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090095
EISBN: 978-1-62708-266-2
... Abstract This chapter takes a practical approach to the problem of stress-corrosion cracking (SCC) in stainless steels, explaining how different application environments affect different grades of stainless steel. It describes the causes of stress-corrosion cracking in chloride, caustic...