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aluminum-base coatings

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Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006012
EISBN: 978-1-62708-172-6
... the base substrate. Physical and chemical vapor depositions are commonly used for the fabrication of nanoscale coatings, for example, gold- or copper-coated windows, and aluminum-coated plastics for packaging ( Ref 26 ). A wide variety of elements and compounds can be deposited with these methods...
Book Chapter

Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001274
EISBN: 978-1-62708-170-2
... Abstract This article focuses on the types, composition, and applications of phosphate coatings and describes the characteristics of phosphate-coated ferrous and nonferrous materials, including steel and aluminum. It addresses five successive process fundamentals: cleaning, rinsing, phosphating...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001275
EISBN: 978-1-62708-170-2
... Processes and Applications” in this article. Table 1 Common uses of chromate conversion coatings Metal General use Remarks Corrosion resistance Paint base Chemical polish Metal coloring Aluminum X X … X Economical replacement for anodizing if abrasion resistance is not required...
Book Chapter

Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001293
EISBN: 978-1-62708-170-2
... method and the process described in most detail in this article, and various slurry or powder-paint methods of coating metal parts and assemblies. The most widely used coatings are those based on aluminum (aluminizing), chromium (chromizing), and silicon (siliconizing). Substrate materials include nickel...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001270
EISBN: 978-1-62708-170-2
...) Note: All values are based on specified triple-spot minima. (a) ASTM specifications as given in Coated Steel Products , Vol 01.06, Annual Book of ASTM Standards , ASTM, 1993. (b) Two sides. (c) One side. Calculated from densities in g/cm 3 as follows: zinc and zinc-iron, 7.07; aluminum...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006031
EISBN: 978-1-62708-172-6
... method ( Ref 17 ): 0.635 mm (0.025 in.) aluminum panel, 58 cm-kg (50 in.-lb). (c) AAMA 2605 method ( Ref 2 ): 0.635 mm aluminum panel, 58 cm-kg (50 in.-lb) Polyvinylidene fluoride-based coatings with a minimum of 70 wt% PVDF resin routinely exhibit excellent performance in severe accelerated...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003832
EISBN: 978-1-62708-183-2
... adopted for this construction. One is thermal-sprayed Zn-15Al, finished with an inorganic sealant. The other coating system is based on co-spraying zinc and aluminum wires simultaneously to form a pseudoalloy coating that is then sealed. Thermal spray was selected to achieve a longer maintenance cycle...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003217
EISBN: 978-1-62708-199-3
... equipment consisting of an acetylene/oxygen flame spray gun that uses a high tin-base babbitt in wire form. The molten alloy is sprayed on a bond coating, which has been previously sprayed on the bearing shell. PHOSPHATE COATING is the treatment of iron, steel, galvanized steel, or aluminum with a...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006041
EISBN: 978-1-62708-172-6
... min. Both steel and aluminum substrates have been coated successfully with FEVE-based powder coatings. Pretreatment of the aluminum is necessary to achieve the level of adhesion needed for this application. The following are concerns when formulating and using FEVE coatings: The FEVE resins...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001325
EISBN: 978-1-62708-170-2
..., polyesters, polyurethanes, and acrylics. Many of the aerospace applications are on aluminum or aluminum-alloy substrates, which are sensitive to changes in strength properties when exposed to high temperatures. For this reason the principal types used have been epoxy-resin-based materials that can be cured...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0004050
EISBN: 978-1-62708-183-2
...-base alloys, because chromium diffuses more slowly in cobalt and so cannot form a continuous chromia layer at lower concentrations. Chromia scale (Cr 2 O 3 ) can itself oxidize at temperatures higher than approximately 850 °C (1560 °F) to a volatile CrO 3 compound. Because of this, the use of aluminum...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006049
EISBN: 978-1-62708-172-6
... used, namely, inorganic and organic zinc-rich coatings. Common inorganic binders such as post-cured water-based alkali metal silicates, self-cured water-based alkali metal silicates, and self-cured solvent-based alkyl silicates, are reviewed. The article also compares inorganic and organic zinc-rich...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001318
EISBN: 978-1-62708-170-2
... exhibit substantially lower oxide growth kinetics than the aluminum-, hafnium-, or zirconium-base ceramics. Time and temperature of service will dictate material selection and coating thickness. However, from the standpoint of forming thin protective scales in thermal cycles with peak temperatures in the...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001280
EISBN: 978-1-62708-170-2
...% nitric acid (1.41 sp gr); temperature, 60 to 82 °C (140 to 180 °F) Table 1 Compositions of unmelted frit batches for high-temperature service silicate-based coatings Constituent Parts by weight for specific frits (a) UI-32 UI-285 UI-346 UI-418 NBS-11 NBS-331 NBS-332 Quartz...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006028
EISBN: 978-1-62708-172-6
... Abstract This article focuses on those areas of coatings technology where silicon-based technology (SBT) is the primary enabling technology and where SBT is used as an additive to provide unique properties to the coating film. It describes the chemistry and the uses of alkoxy silanes. The uses...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001272
EISBN: 978-1-62708-170-2
... when a preflux and/or a bath flux are used. The high chloride content of the fluxes reacts with the aluminum in the bath, producing a surface film of dross, oxide, and chloride on the bath surface. In addition to base metal chemistry and surface profile, the thickness of coatings applied by hot...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001296
EISBN: 978-1-62708-170-2
... information about the corrosion behavior of coating-substrate systems. The more noble and defect-free the coating, the greater the reduction in the measured current density. In general, thicker films exhibit fewer defects penetrating from the surface to the base material. Figure 9(a) shows polarization...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001301
EISBN: 978-1-62708-170-2
... of modern, scientifically based thin film and coatings technology in the seventies, and their use very often has led to substantial progress in new fabrication techniques and devices ( Ref 1 , 2 ). This is obvious because the structure and composition of surfaces and interfaces is decisive for many...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006015
EISBN: 978-1-62708-172-6
... to create a hard finish that is tougher than conventional paint. Powder coatings are used mainly for the coating of metals, such as rolled steel, aluminum extrusions, and automobile and motorcycle parts; however, recent developments allow other materials, such as medium-density fiberboard (MDF), to...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006059
EISBN: 978-1-62708-172-6
... system, wastewater treatment plants, and spreadsheets listing the most widely used generic coating systems by structure and substrate material. It concludes with a section on quality watchouts when selecting or using protective coatings in municipal wastewater systems. aluminum alloys carbon steel...