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thermal chemical vapor deposition

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780146
EISBN: 978-1-62708-281-5
... Abstract This article discusses the chemical susceptibility of a polymeric material. The discussion covers significant absorption and transportation of an environmental reagent by the polymer; the chemical susceptibility of additives; and thermal degradation, thermal oxidative degradation...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720139
EISBN: 978-1-62708-305-8
... and quantitative chemical analysis for major and minor elements in metals and alloys Determination of composition and thickness of thin film deposits X-ray fluorescence with energy dispersive detectors have a threshold sensitivity of ~0.02% and a precision for quantitative analysis of ~1% relative...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870075
EISBN: 978-1-62708-299-0
... to that of conventional sacrificial cladding is called diffusion cladding. Aluminum products can be clad using this process, regardless of their shape ( Ref 9 ). The process involves two steps: first, a thin film of zinc is deposited on the aluminum surface by chemical displacement from an alkaline zincate solution...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
... diffusivity 4.950 11.500 39.800 In addition, titanium may shrink on steel drills, reamers, and taps because of differences in the thermal expansion of these two materials. The strong chemical reactivity of titanium with tool materials at high cutting temperatures and pressures induces galling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
... protective linings barrier protection chemical inhibition galvanic protection surface preparation inspection quality assurance electroplating electroless plating hot dipping thermal spraying cladding pack cementation vapor deposition ion implantation laser processing COATINGS are the most...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230361
EISBN: 978-1-62708-298-3
... Abstract This chapter discusses coating technologies that are applicable to beryllium, including physical and chemical vapor deposition, thermal evaporation, electroplating, sputtering, ion plating, and plasma arc spraying. It describes the advantages and disadvantages of each method...
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
... of tungsten according to the following reaction ( Ref 22.42 ): WF 6 ( vapor ) + 3 H 2 ( gas ) → Heated   substrate W(deposit)   +   6HF ( gas ) Usually the substrate must be heated to thermally activate the reaction. Chemical vapor deposition...
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...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850165
EISBN: 978-1-62708-260-0
... Abstract This chapter explains how to achieve accurate, sharp delineation of the microstructure of metals using appropriate etching and contrasting techniques. It covers a variety of methods, including chemical etching, heat tinting, gas contrasting, vapor deposition, magnetic etching, ion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870573
EISBN: 978-1-62708-314-0
... fibers are produced by chemical vapor deposition of silicon carbide on a 1.3 mil (33.0 μm) diameter amorphous carbon substrate, resulting in a large 5.5 mil (139.7 μm) diameter fiber. A carbon substrate is preferred to a tungsten substrate because, above 1500 °F (815 °C), silicon carbide reacts...
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
... coating depends mainly on the welding process and the overlay alloy composition. The welding process must apply the protective overlays at high deposition rates and thermal efficiency, with good control over the overlay/substrate dilution and coating thickness. The overlay alloy composition must...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080423
EISBN: 978-1-62708-304-1
... Abstract Liquid metals are frequently used as a heat-transfer medium because of their high thermal conductivities and low vapor pressures. Containment materials used in such heat-transfer systems are subject to molten metal corrosion as well as other problems. This chapter reviews the corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550569
EISBN: 978-1-62708-307-2
... fiber-to-matrix bond required for toughness. The coatings ( Fig. 11.14 ), ranging in thickness from 0.1 to 1.0 μm, are applied directly to the fibers prior to processing, usually by chemical vapor deposition (CVD). The CVD produces coatings of relatively uniform thickness, composition, and structure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
... overlays, thermal spraying, and various deposition technologies. ceramic coating chemical vapor deposition cladding corrosion resistance electroless plating electroplating hot dip metallic coating physical vapor deposition thermal spraying weld overlays THE SURFACE-ENGINEERING METHODS...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300335
EISBN: 978-1-62708-323-2
... subjected to abrasion by silica-coated tape, where * indicates not age hardened. PVD, physical vapor deposition; TS, thermal spray These tests were intended to select treatments for rollers that handled abrasive plastic webs, and the winner was a proprietary vanadium carbide diffusion treatment...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060273
EISBN: 978-1-62708-261-7
...-film diamond coatings work well when machining aluminum but are totally ineffective with ferrous alloys. Fig. 11.10 Hardness of various physical vapor deposition (PVD) coatings and chemical vapor deposition (CVD) coatings used for tooling materials. Source: Ref 11.9 The primary methods...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080005
EISBN: 978-1-62708-304-1
... Abstract Many metallic components, such as retorts in heat treat furnaces, furnace heater tubes and coils in chemical and petrochemical plants, waterwalls and reheater tubes in boilers, and combustors and transition ducts in gas turbines, are subject to oxidation. This chapter explains how...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290035
EISBN: 978-1-62708-319-5
..., such as stearates, stearic acid, or magnesium stearate, as well as phosphates and sulfonates, to adjust viscosity, lubricate tooling, disperse particles, or induce binder wetting of the powder. In the case of binders deposited via ink jet printing, the binder contains solvents to lower the viscosity for easier...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230131
EISBN: 978-1-62708-298-3
... resistance, and density. It explains how beryllide intermetallics are formed using sputter deposition, diffusion, and powder metal methods. beryllides intermetallic compounds mechanical properties oxidation resistance thermal properties References Aitken...
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
... present, gas residence time, presence or absence of a catalyst, and surface temperature of the tube. The condensation of acid vapors occurs in areas where the surface temperature of the metal is lower than the dew point. In thermal power plants, the economizer section and air preheater are the areas...