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diffusion coating

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500317
EISBN: 978-1-62708-317-1
... hardening, case (surface) hardening, and nitriding as well as hard chrome plating, vapor deposition, and thermal diffusion coating. It explains how to measure wear resistance using various tests and provides guidelines for selecting tool materials, treatments, and coatings. chemical vapor deposition...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350095
EISBN: 978-1-62708-315-7
... Abstract This chapter provides practical information on surface treatments that work by altering the surface chemistry of metals and alloys. It discusses the use of phosphate and chromate conversion coatings as well as anodizing, steam oxidation, diffusion coatings, and pack cementation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280287
EISBN: 978-1-62708-267-9
... protective coatings, including aluminide diffusion, overlay, and thermal barrier types, and how they perform in different environments based on their ability to tolerate strain. coatings corrosion resistance corrosion testing hot corrosion superalloys...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240563
EISBN: 978-1-62708-251-8
..., and secondary fabrication processes. It also covers coating technology, including aluminide diffusion and overlay coatings, and addresses the advantages and disadvantages of superalloys in various applications. cast nickel-based superalloys wrought nickel alloys wrought cobalt-based superalloys cast...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280135
EISBN: 978-1-62708-267-9
... such changes are required. It describes several types of treatments, including stress relieving, in-process annealing, full annealing, solution annealing, coating diffusion, and precipitation hardening. It discusses the temperatures, holding times, and heating and cooling rates necessary to achieve the desired...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080003
EISBN: 978-1-62708-304-1
... diffusion coating, chromized coating, has also reportedly been used in boilers. Both of these diffusion coatings are very thin. Coatings have been highly successful in providing protection against oxidation and hot corrosion for the high-temperature components, such as airfoils, in gas turbines...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240395
EISBN: 978-1-62708-251-8
... depth Case hardness, HRC Typical base metals Process characteristics °C °F μm mils Aluminizing (pack) 870–980 1600–1800 25–1000 1–40 < 20 Low-carbon steels Diffused coating used for oxidation resistance at elevated temperatures Siliconizing by chemical vapor deposition 925...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000001
EISBN: 978-1-62708-313-3
... was to use coatings for increased environmental resistance. Diffusion coatings were the first to be developed in which large amounts of principally aluminum were diffused into the surface of the substrate superalloy. These coatings proved to be highly successful because their increased oxidation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1989
DOI: 10.31399/asm.tb.dmlahtc.t60490265
EISBN: 978-1-62708-340-9
... Particle Erosion, EPRI Report CS 3178, Electric Power Research Institute , Palo Alto, CA , 1983 112. Quereshi J. , Levy A. , and Wang B. , Characterization of Coating Processes and Coatings for Steam Turbine Blades , J. Vacuum Sci. Tech. A , Vol 4 ( No. 6 ), Nov/Dec 1986 , p...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870573
EISBN: 978-1-62708-314-0
... the resistance to salt corrosion. A new silicon carbide fiber, Sylramic-iBN, contains excess boron in the fiber, which diffuses to the surface, where it reacts with nitrogen to form an in situ boron nitride coating on the fiber surface. The removal of boron from the fiber bulk allows the fiber to retain its high...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280203
EISBN: 978-1-62708-267-9
... require a polished finish for either corrosion or cosmetic reasons. Some typical finishing processes for superalloys could include: Electroplating Diffusion coating Overlay coating Ceramic coating Polishing Shot peening, including vapor honing The oxide coating that develops...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740325
EISBN: 978-1-62708-308-9
... by chemical activity, diffusion, and subsequent cooling. Small differences in coating composition, bath temperature, time of immersion, and rate of cooling or subsequent reheating can result in significant changes in the appearance and properties of the coating. Table 3 Properties of alloy layers...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.9781627083157
EISBN: 978-1-62708-315-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030025
EISBN: 978-1-62708-282-2
..., although aluminum additions and diffusion coatings have shown particular promise in being able to set up a barrier to carbon ingress, thereby increasing resistance to carburization. Studies of alloy ratio of nickel and chromium have shown that alloys based on 50:50 nickel-to-chromium composition have...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
... resistance, and prevention of hydrogen diffusion. Ceramic-coated metals are used for furnace components, heat treating equipment, chemical processing equipment, heat exchangers, rocket motor nozzles, exhaust manifolds, jet engine parts, and nuclear power plant components. These coating materials...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550569
EISBN: 978-1-62708-307-2
.... Therefore, proper control of the interface is critical. Coatings are often applied to protect the fibers during processing and to provide a weak fiber-to-matrix bond. Fig. 11.1 Comparison of polymer-matrix composites with ceramic-matrix composites. Source: Ref 11.1 Fig. 11.2 Stress-strain...
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: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300335
EISBN: 978-1-62708-323-2
...% of people are rusters; designers must be aware of this. Of the options just described, improved abrasion resistance is usually attempted with: Through-hardening Selective hardening Case hardening Plating/electrochemical conversion coating Specialty diffusion treatments Thermal spray...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.spsp2.t54410551
EISBN: 978-1-62708-265-5
.... , Carbide Coating Process by Use of Molten Borax Bath in Japan , J. Heat Treat. , Vol 1 ( No. 2 ), 1979 , p 15 – 22 10.1007/BF02833234 22.47 Arai T. , Fujita H. , Sugimoto Y. , and Ohta Y. , Diffusion Carbide Coatings Formed in Molten Borax Systems , J. Mater. Eng. , Vol...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280339
EISBN: 978-1-62708-267-9
.... Contemporary with the development of alloys, from 1960 to the present, was the realization that coatings would be needed to protect component surfaces from degradation owing to gaseous and deposit-modified corrosion. Aluminide diffusion coatings were applied with increasing frequency, and MCrAlY-type (where M...