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water-side corrosion

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430204
EISBN: 978-1-62708-253-2
... case studies. boiler tubes caustic embrittlement cavitation damage chelate corrosion erosion corrosion flow-assisted corrosion microbially induced corrosion oxide layer oxygen pitting stress-assisted corrosion stress-corrosion cracking under-deposit corrosion water-side corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430147
EISBN: 978-1-62708-253-2
... Abstract This chapter provides an outline of the failure modes and mechanisms associated with most boiler tube failures in coal-fired power plants. Primary categories include stress rupture failures, water-side corrosion, fire-side corrosion, fire-side erosion, fatigue, operation failures...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430325
EISBN: 978-1-62708-253-2
... surface of the tube during EDS analysis. Normally such contamination is not observed on the steam-side scale. In the superheater steam coils, the source of water must be attemperation. The majority of the evidence was obtained through SEM as well as microstructural examination, wherein the blunt nature...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.9781627082532
EISBN: 978-1-62708-253-2
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430290
EISBN: 978-1-62708-253-2
... can also occur at locations where condensation of moisture take place (such as the economizers and low-pressure sections of the boiler) or where water from leaks or external ingress can contact the fire-side surfaces. Potential corrodents for fire-side corrosion due to SCC are combustion products...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030209
EISBN: 978-1-62708-282-2
.... Neutralizer formulations contain one or more low-molecular-weight amines that have good neutralization values with little or no adverse side effects. These side effects include the formation of corrosive salts in areas where there are a limited amount of water and poor water-solubility characteristics...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430314
EISBN: 978-1-62708-253-2
... in terms of its hardness, and abrasion or wear resistance. Erosion failure of boiler tubes can occur from the water or steam side, or from the fire side. The principal types of fire-side erosion mechanism are erosion due to soot blowing, fly ash attack, coal-particle impingement, falling slag...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030023
EISBN: 978-1-62708-282-2
..., such as a buried metal pipe, some other metal structure, or an electrolyte with low resistance such as salt water. The current then flows to and from that structure and causes accelerated corrosion whenever it leaves a metallic structure and flows into an electrolyte. For example, in a pipeline...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430351
EISBN: 978-1-62708-253-2
... to the poor quality of the welding; the joining of internal defects on account of flue gas (hot) corrosion on the OD surface and operational and start-up–shutdown cyclic stresses finally led to leakage. Failures Related to Cleaning Buildup of scales on the water side of a boiler is an inevitable...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430343
EISBN: 978-1-62708-253-2
... precipitate at high temperatures, forming a coating, popularly termed a scale , on the ID side of the boiler tubes. Sources of impurities include condenser cooling water, process condensate, pretreatment or make-up water, chemical feed impurities, and leakages from utility equipment such as pump seals...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080259
EISBN: 978-1-62708-304-1
..., intended to reduce NOx emissions, accelerates tube wall wastage. It also covers circumferential cracking in furnace waterwalls, thermal fatigue cracking induced by waterlances and water cannons, superheater-reheater corrosion, and erosion in fluidized-bed boilers. coal-fired boilers combustion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080437
EISBN: 978-1-62708-304-1
... atmosphere. Hydrogen attack in both of these systems is discussed. References References 1. Daniel P. , Corrosion of Steam- and Water-Side of Boilers , Corrosion: Environments and Industries , Vol 13C , ASM Handbook , ASM International , 2006 , p 466 10.31399/asm.hb.v13c.a0004154...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870191
EISBN: 978-1-62708-299-0
... corrosion. Less obvious examples of galvanic corrosion occur when ion transfer results in the deposition of active and noncompatible deposits on a metal surface. For example, an aluminum stirrer plate used in water was extensively pitted because the water bath was heated by a copper heater coil ( Fig...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310243
EISBN: 978-1-62708-286-0
.... For the output of fresh water, lesser alloying is required. Stainless steel types 304 (UNS S30400), 316 (UNS S31600), 2101 (UNS S32101), 2003 (UNS S32003), or even 439 (UNS S43035) may be used depending on the combination of salinity and temperature of the output water. Besides their high corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870161
EISBN: 978-1-62708-299-0
..., it becomes anodic to the remainder of the weldment in the presence of water or other electrolytes ( Ref 1 ). The corrosion (or solution) potentials across the weld zone for a 5 xxx , 2 xxx , and 7 xxx series weldment are shown in Fig. 1 . These differences in potential can lead to localized corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430376
EISBN: 978-1-62708-253-2
... Publishing, 2011 6.28 J. Colannino, Prevent Boiler Tube Failures Part 1: Fire Side Mechanisms, Chemical Engineering Progress, Oct 1993, p 33 36 6.29 G.E. Gale, Corrosion in Boilers and Water Circulation Systems with Special Reference to Marine Installations, p 166 172, last modified 2011...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
... and pitted steel and wooden surfaces. Corrosion resistance is adequate for mild chemical fumes that predominate in many industrial areas. Widely used as interior and exterior industrial and marine finishes Asphalt pitch Good water resistance and ultraviolet stability. Will not crack or degrade...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630211
EISBN: 978-1-62708-270-9
..., brass, tin-lead solder, and steel. The antifreezes periodically should be drained and replaced, as the inhibitors tend to become less effective with time. Plain water lacks the necessary corrosion inhibitors and therefore should never be used as an engine coolant except in an emergency, and then only...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030292
EISBN: 978-1-62708-282-2
... ). Aluminum tubes were found to be highly resistant to aqueous sulfide corrosion in overhead condensers. Unfortunately, fouling and pitting corrosion on the water side have always been a problem, and except for certain limited applications, most refineries do not use aluminum tubes. The only other major...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030200
EISBN: 978-1-62708-282-2
... through nongas-blanketed holding tanks, open vents, thief hatches of water holding tanks, as well as around the shaft of the suction side of centrifugal transfer pumps ( Ref 46 ). Crude oil or diesel oil blankets on the water surface in tanks do not stop oxygen from contaminating the water. Oxygen...