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Biological corrosion

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Published: 01 December 2015
Fig. 13 Anaerobic biological corrosion of cast iron. (a) Cast iron pipe section exhibiting external pitting caused by bacteria. (b) Cast iron pipe showing penetration by bacteria-induced pitting corrosion. Source: Ref 10 More
Image
Published: 01 December 2015
Fig. 16 Localized biological corrosion of austenitic stainless steel. (a) Crevice corrosion of type 304 stainless steel flange from a cooling water system. Staining shows evidence of adjacent biomounds. The corrosion attack reached a depth of 6 mm (¼ in.). Courtesy of W.K. Link and R.E 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
... on corrosion ranges from sole causative agent to inhibitor. The most usual influence, however, is to change the mode of corrosion from general to localized and increase the rate of penetration. Source: Ref 6 Most of the documented cases in which biological organisms are the sole cause...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910193
EISBN: 978-1-62708-250-1
... Abstract Corrosive environments can be broadly classified as atmospheric, underground/soil, water, acidic, alkaline, and combinations of these. Complicating matters is the fact that there are important variables, for example, pH, temperature, and the presence of biological organisms, that can...
Image
Published: 01 December 2015
Fig. 18 Cracks emanating from pits in a type 304 stainless steel tank that was placed in hot demineralized water service with an operating temperature that fluctuated from 75 to 90 °C (165 to 195 °F). (a) Micrograph of a section through a typical biological deposit and pit in the wall More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310233
EISBN: 978-1-62708-286-0
... chemical neutrality, biological neutrality, and cleanliness. A vast majority of stainless steel applications in commercial and residential equipment are also discussed. stainless steel commercial equipment residential equipment Summary STAINLESS STEEL HAS BECOME the essential material...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180197
EISBN: 978-1-62708-256-3
... the location of the tip of the fatigue crack at some point in time. Must not be confused with striations, which are extremely small and are formed in a different way. biological corrosion. Deterioration of metals as a result of the metabolic activity of microorganisms. Also known as microbiological corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.9781627082563
EISBN: 978-1-62708-256-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030200
EISBN: 978-1-62708-282-2
... bacteria (SRB)(genus Desulfovibrio ) reduce sulfate SO 4 2 − to H 2 S, often converting a noncorrosive source water into an aggressively corrosive water. Changes in the biological environment, such as temperature, velocity, pressure, shielding debris (in the bottom of tanks), deposits...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930189
EISBN: 978-1-62708-359-1
... Metal , Weld. J. , Vol 61 (No. 7 ), 1982 , p 212s – 221s 35. Dexter S.C. , Localized Biological Corrosion , Metals Handbook , Vol 13 , 9th ed. , ASM , 1987 , p 114 – 120 36. Licina G.J. , Sourcebook of Microbiologically Influenced Corrosion in Nuclear Power Plants...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820001
EISBN: 978-1-62708-339-3
... Hardness of Carbon Steel Refinery Equipment to Prevent Environmental Cracking,” Recommended Practice 942 , 2nd ed. , American Petroleum Institute , 1982 32. Dexter S.C. , Localized Biological Corrosion , Metals Handbook , Vol 13 , 9th ed. , ASM , 1987 , p 114 – 120 33...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910099
EISBN: 978-1-62708-250-1
... on the metal surface, local loss of passivity, mechanical or chemical rupture of a protective oxide coating, galvanic corrosion from a relatively distant cathode, the formation of a metal ion or oxygen concentration cell under a solid deposit (crevice corrosion), and the presence of biological organisms...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030380
EISBN: 978-1-62708-282-2
.... See principal stress (normal). biological corrosion. Deterioration of metals as a result of the metabolic activity of microorganisms. See also microbiologically in uenced corrosion. bipolar electrode. An electrode in an electrolytic cell that is not mechanically connected to the power supply...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.9781627082822
EISBN: 978-1-62708-282-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910497
EISBN: 978-1-62708-250-1
... around anodes, vent pipe, and buried components of a cathodic protection system. bimetallic corrosion. See galvanic corrosion. biological corrosion. Deterioration of metals as a result of the meta- bolic activity of microorganisms. blistering. Formation of dome-shaped projections in paints or varnish...
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 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030209
EISBN: 978-1-62708-282-2
... Abstract This chapter describes various units and process streams that are often susceptible corrosion inhibitors in crude oil refineries, discusses the types and applications of corrosion inhibitors, and provides some information on corrosion monitoring techniques used at refineries...
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
.... atmospheric corrosion Pourbaix diagrams biologically influenced corrosion ATMOSPHERIC CORROSION is the degradation and destruction of metallic materials and their structure and properties due to interaction with the terrestrial atmosphere at its characteristic air temperature, humidity, air chemistry...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870135
EISBN: 978-1-62708-299-0
... Abstract Aluminum products are used extensively in natural atmospheres and in and around water. They are also widely used in building materials and as containers for chemicals and food and beverage products. This chapter discusses the corrosion mechanisms associated with these environments...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820043
EISBN: 978-1-62708-339-3
... discusses general types of corrosive attack and their effects on service integrity as well as detection and control measures. The five corrosive attack mechanisms covered are intergranular corrosion, preferential attack associated with weld metal precipitates, pitting and crevice corrosion, stress-corrosion...