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chlorine corrosion

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Published: 01 November 2007
Fig. 10.13 Effect of chlorine in coals on the corrosion rate of carbon steel and low-alloy steels under reducing conditions, based on CEGB laboratory data ( Ref 16 ). Source: Ref 19 More
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Published: 01 November 2007
Fig. 10.15 Corrosion rates of furnace walls (carbon steel) as a function of chlorine content in coal from boilers in two plants. The equation of the line is R c =1380 (%Cl)-208, where R c is corrosion rate (nm/h). Source: Ref 24 from original data ( Ref 25 ) More
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Published: 01 November 2007
Fig. 10.16 Corrosion rates of furnace walls (carbon steel) as a function of chlorine content in coal from boilers in many plants. Source: Ref 24 from original data ( Ref 25 ) More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310265
EISBN: 978-1-62708-286-0
... of the pulp is important for many types of paper, and this can be done by chlorine bleaches or ozone/peroxide bleaches. The chlorine bleaching now must generally be done in closed systems, which results in a buildup of chloride levels to a point at which corrosion levels are unacceptable unless very highly...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080147
EISBN: 978-1-62708-304-1
... stability diagrams. It provides an extensive amount of high-temperature corrosion data for metals and alloys in gaseous environments containing chlorine and hydrogen chloride; fluorine and hydrogen fluoride; bromine and hydrogen bromide; and iodine and hydrogen iodide. halogen gases high-temperature...
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Published: 01 November 2007
Fig. 13.21 Scanning electron micrographs showing (a) the corrosion products formed on the T-11 superheater tube sample at the tube bend ( Fig. 13.20 ) and (b) the corrosion products on area C at high magnification. EDX analysis showed essentially iron with tiny chromium peak. Area C showed More
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Published: 01 November 2007
Fig. 6.16 MTI corrosion guidelines for Ni200, alloy 600, alloy 400, Type 304SS and steel in dry chlorine (Cl 2 ) as a function of temperature. Source: Ref 27 . Courtesy of Materials Technology Institute More
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Published: 01 November 2007
Fig. 6.34 (a) Scanning electron backscattered image of the corrosion products formed on alloy AC66 tested at 800 °C for 300 h in air-2Cl 2 and the x-ray maps showing elemental distribution for (b) chlorine, (c) chromium, (d) oxygen, (e) iron, and (f) nickel. Source: Ref 42 More
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Published: 01 November 2007
Fig. 6.35 (a) Scanning electron backscattered image of the corrosion products formed on alloy 690 tested at 800 °C for 300 h in air-2Cl 2 and the x-ray maps showing elemental distribution for (b) chlorine, (c) chromium, (d) iron, (e) oxygen, and (f) aluminum. Source: Ref 42 More
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Published: 01 November 2007
Fig. 6.38 (a) Scanning electron backscattered image of the corrosion products formed on alloy HR160 tested at 800 °C for 300 h in air-2Cl 2 , and the x-ray maps showing elemental distribution for (b) chromium, (c) chlorine, (d) silicon, (e) oxygen, and (f) nickel. Source: Ref 43 More
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Published: 01 November 2007
Fig. 6.37 (a) Scanning electron backscattered image of the corrosion products formed on alloy 59 tested at 650 °C for 300 h in air-2Cl 2 and the x-ray maps showing elemental distribution for (b) chromium, (c) chlorine, (d) molybdenum, (e) iron, (f) nickel, and (g) oxygen. Source: Ref 43 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480331
EISBN: 978-1-62708-318-8
... are shown in Table 14.1 . Due to its tenacious oxide film, titanium has excellent corrosion resistance (better than stainless steels, copper, and aluminum) in oxidizing environments, such as solutions containing chlorine ions, seawater, bleach, and hypochlorates. Types of corrosion Table 14.1 Types...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120307
EISBN: 978-1-62708-269-3
... Abstract This appendix provides corrosion rate values for various grades of commercially pure and alloyed titanium. The values were derived from published sources and in-house laboratory tests. These data serve only as a starting point or initial guideline for corrosion performance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270175
EISBN: 978-1-62708-301-0
... regions showed the presence of chlorine, calcium, and potassium. Fig. CH47.1 Cracking and corrosive damage seen on the body of the plunger Fig. CH47.2 Loose spherical particles seen in the damaged region. Particles are of the same composition as the plunger material. Pitting...
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
... in coal is greater than 0.3%, fouling potential becomes high ( Ref 2 ). Alkali metals and chlorine can also play a significant role in high-temperature corrosion in boilers. Typical mineral species found in coal Table 10.2 Typical mineral species found in coal Mineral species Formula...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430379
EISBN: 978-1-62708-253-2
..., chlorination, ion exchange, demineralization, reverse osmosis, caustic and chelant treatment, oxygen scavenging, and colloidal, carbonate, phosphate, and sodium aluminate conditioning. boiler tubes carryover corrosion scaling water chemistry internal water treatment external water treatment...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080335
EISBN: 978-1-62708-304-1
...–9.6%), glass (7.7–9.7%), and other (10.3–13.2%) ( Ref 3 ). Polyvinyl chloride (PVC) plastic is a dominant source of chlorine, which is a major corrosive constituent making the combustion environment corrosive to boiler tube materials. Polyvinyl chloride contains about 36 wt% chlorine ( Ref 4...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120123
EISBN: 978-1-62708-269-3
.... On the other hand, dry chlorine gas is especially harmful. Liquids Unalloyed titanium is highly resistant to the corrosion normally associated with many natural environments, including seawater, body fluids, and fruit and vegetable juices. Titanium exposed continuously to seawater for about 18 years has...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230459
EISBN: 978-1-62708-298-3
... dissolved. Hydrolysis of chlorine or chloride impurities can cause swelling and rupture of beryllium. Aluminum and silicon inclusions are hydrolyzed at 20 °C. Purity variations in standard beryllium products generally have little effect on corrosion compared to variations in the environment. However...
Image
Published: 01 January 2000
Fig. 23 Alloys with reported corrosion rates of <0.5 mm/year (<20 mils/year) in HCl Zone Metal 1 ACI CN-7M (a) (b) (c) Monel (b) (c) (d) Copper (b) (c) (d) Nickel 200 (b) (c) (d) Silicon bronze (b) (c) (d) Silicon cast iron (b) (e) Tungsten Titanium, grade More