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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430087
EISBN: 978-1-62708-253-2
... efficiency, as well as greater demand on construction materials. This chapter discusses the primary requirements for boiler tube materials, including oxidation and corrosion resistance, fatigue strength, thermal conductivity, and the ability to resist creep and rupture. It also provides information...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430107
EISBN: 978-1-62708-253-2
... Abstract This chapter describes some of the most effective tools for investigating boiler tube failures, including scanning electron microscopy, optical emission spectroscopy, atomic absorption spectroscopy, x-ray fluorescence spectroscopy, x-ray diffraction, and x-ray photoelectron...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430409
EISBN: 978-1-62708-253-2
... Abstract The power generating industry has become proficient at predicting how long a component will last under a given set of operating conditions. This chapter explains how such predictions are made in the case of boiler tubes. It identifies critical damage mechanisms, progressive failure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.9781627082532
EISBN: 978-1-62708-253-2
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Published: 01 December 2006
Fig. 2.86 (a) Tube coils and finned tubes in extruded copper tubes. (b) Test stand for finned tubes. Source: Wieland-Werke AG More
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Published: 01 June 2016
Fig. 4.15 Typical arrangement of six-pack of high-pressure gas storage hydril tubes. Courtesy of Air Products and Chemicals, Inc. More
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Published: 01 November 2007
Fig. 3.22 Type 321 heat-exchanger tubes, which were manufactured by two different alloy suppliers, were tested in the same facility as described previously for preheating air at approximate metal temperature of 620 to 670 °C (1150 to 1240 °F) for about 1008 h. (a) Supplier A. (b) Supplier B More
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Published: 01 November 2007
Fig. 5.37 Comparative carburization resistance of as-cast and machined tubes of alloys 30Cr-30Ni, 36X (Fe-0.4C-25Cr-34Ni-1.2Nb), and 36XS (Fe-0.4C-25Cr-34Ni-1.5Nb-1.5W) after 3 years of field testing in an ethylene pyrolysis furnace. Source: Ref 34 More
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Published: 01 November 2007
Fig. 10.1 Water enters the waterwall tubes at the furnace bottom and turns into a mixture of water and steam that leaves the waterwall tubes at the top (C) and enters the steam drum where steam and water is separated. Water mixed with the replacement water (A) is returned to the waterwall More
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Published: 01 November 2007
Fig. 10.2 Same water and water/steam circulation in the furnace waterwall tubes as in Fig. 10.1 with illustration of the furnace waterwall tubes. Source: Ref 1 . Courtesy of Babcock & Wilcox More
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Published: 01 December 2018
Fig. 4.2 Creep strength of different materials used as boiler tubes and related applications More
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Published: 01 December 2018
Fig. 6.148 ID side of the fracture surface of thin and thick tubes having network of cracks filled with oxide scales, (a) 400×, (b) 400×. Weld and heat-affected zone microstructure having network of cracks filled with oxide scales (c) 400×, (d) 400× More
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Published: 30 April 2020
Fig. 6.3 Filter tubes fabricated by using cold isostatic pressing. A few of the tubes have solid end caps welded in place. More
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Published: 01 November 2007
Fig. 10.90 Alloy 72 overlay superheater tubes in a sootblower lane after 6 years of service. Original weld bead ripples are still clearly visible. Source: Ref 87 More
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Published: 01 November 2007
Fig. 11.3 Melting of the deposits formed on the superheater tubes as a function of the value of (Na + S)/V ratio (in atomic percent) in the fuel oils used in firing a boiler (375 MW) producing superheated steam of 570 °C (1060 °F). Source: Ref 8 More
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Published: 01 November 2007
Fig. 11.19 Corrosion of Type 321 superheater tubes with and without Mg(OH) 2 injection in an oil-fired boiler. Source: Ref 8 More
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Published: 01 November 2007
Fig. 12.4 Carbon steel waterwall suffering blown tubes due to high wastage rates resulting in significant tube-wall thinning after 8 months of service in a WTE boiler. Courtesy of Welding Services Inc. More
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Published: 01 November 2007
Fig. 12.5 Alloy 625 overlay superheater tubes (on 15Mo3 steel substrate) after 4.5 years of service in a superheater producing 405 °C (760 °F)/42 bar (609 psi) superheated steam, showing no evidence of corrosion or erosion/corrosion. Source: Ref 24 More
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Published: 01 November 2007
Fig. 12.30 Carbon steel superheater tubes protected by metallic tube shields awaiting installation at one WTE plant. More
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Published: 01 November 2007
Fig. 13.7 General view of the alloy 625 overlay smelt run floor tubes in the boiler. Source: Ref 31 More