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Bacterial corrosion

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Published: 01 December 2015
Fig. 4 Various forms of bacterial film that can influence corrosion. (a) Scatter of individual cells. 6050×. (b) Semicontinuous film of bacteria in slime. 3150×. (c) Bacterial cells in a colony. 2700× More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030045
EISBN: 978-1-62708-282-2
... potential for survival and growth of the organisms capable of influencing corrosion. Fig. 4 Various forms of bacterial film that can influence corrosion. (a) Scatter of individual cells. 6050×. (b) Semicontinuous film of bacteria in slime. 3150×. (c) Bacterial cells in a colony. 2700...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310233
EISBN: 978-1-62708-286-0
... acts as a barrier to corrosion, which would result in metal release. Stainless therefore is effectively inert. Tests have been made of the rates at which metal ions can enter foodstuffs ( Ref 1 ). Table 1 shows the vastly lower rates of metal ion release from stainless than from aluminum and carbon...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030235
EISBN: 978-1-62708-282-2
... if a corrosion risk is recognized. Buried structures can be affected where soil and bacterial corrosion might apply ( Ref 42 , 43 ). Design and Materials Selection Corrosion control measures are best initiated at the design stage ( Fig. 1 ). Materials are usually selected to perform a basic function...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030200
EISBN: 978-1-62708-282-2
... Abstract This chapter provides a detailed account of corrosion inhibitors for oil and gas production. It begins by discussing some of the demands of competitive industry on inhibitor formulations. It then describes the varying characteristics of oil wells, gas wells, water injection systems...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910193
EISBN: 978-1-62708-250-1
... bacteria. Slime Formers Slime formers are a diverse group of aerobic bacteria. Slime layers ( Fig. 5 ) are a mixture of bacterial secretions called extracellular polymers, other metabolic products, bacteria, gases, detritus, and water. Slime layers contribute to corrosion by forming differential...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910407
EISBN: 978-1-62708-250-1
.... Corrosivity of soils will change as does the degree of aeration and the resistivity (additional information on corrosion in soils can be found in Chapter 5 ). Bacterial effects also can change the corrosion potential. All of these factors influence corrosion so that along a pipeline there can be varying...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230459
EISBN: 978-1-62708-298-3
... Abstract This chapter covers the corrosion behavior of beryllium in aqueous environments. It describes the chemical reactions that drive the corrosion process, the conditions required for equilibrium, and the factors that affect corrosion resistance. It discusses the stability of the native...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030247
EISBN: 978-1-62708-282-2
... is usually associated with small volumes of stagnant solution caused by surface deposits (sand, sludge, corrosion products, bacterial growth), crevices in joints, and gasket surfaces. Crevice corrosion is discussed in Ref 33 , and a quantitative treatment of crevice corrosion (particularly of stainless...
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 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030005
EISBN: 978-1-62708-282-2
... Abstract This chapter discusses some important factors involved in the atmospheric corrosion of engineering materials. The discussion begins with a description of elements necessary for the operation of a galvanic corrosion cell and corrosion reactions, followed by the types of atmospheric...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430204
EISBN: 978-1-62708-253-2
... Abstract This chapter discusses the effects of corrosion on boiler tube surfaces exposed to water and steam. It describes the process of corrosion, the formation of scale, and the oxides of iron from which it forms. It addresses the primary types of corrosion found in boiler environments...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940271
EISBN: 978-1-62708-302-7
... Abstract This chapter is a detailed study of the localized corrosion behavior of steel, copper, and aluminum alloys. It applies the basic principles of electrochemistry, as well as materials science and solid and fluid mechanics, to explain the causes and effects of pitting, crevice corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.9781627083027
EISBN: 978-1-62708-302-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.9781627082860
EISBN: 978-1-62708-286-0
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870001
EISBN: 978-1-62708-299-0
... with ultimate tensile strengths approaching 690 MPa (100 ksi). Aluminum alloys have a high strength-to-weight ratio. Aluminum retains its strength at low temperatures and is often used for cryogenic applications. Aluminum has high resistance to corrosion under the majority of service conditions...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180061
EISBN: 978-1-62708-256-3
...: Ductile and brittle fracture Fatigue: high cycle, low cycle, thermal, corrosion, etc. Corrosion: uniform, pitting, selective leaching, intergranular, crevice (O 2 starvation), galvanic, concentration cell, temperature differential, bacterial and biofouling, erosion affected, etc. Liquid erosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.9781627082532
EISBN: 978-1-62708-253-2