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powder coating

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Published: 01 March 2001
Fig. 2 Faraday cage effect in powder coating. Adapted from Ref 5 More
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Published: 01 July 2009
Fig. 22.25 Schematic illustration of a plasma-coating torch showing alternative powder-inlet positions. Source: Tucker, 1982 More
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Published: 01 June 2016
Fig. 10.7 Selected results for N 2 -sprayed coatings ( d 50 = 42 μm powder) produced during used-fuel container optimization. As-polished coatings sprayed using initial reference parameters with gas temperature ( T g ) = 800 °C (1470 °F) on (a) A36 substrate, and optimized reference More
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Published: 01 June 2016
Fig. 10.8 Etched microstructures for N 2 -sprayed coatings ( d 50 = 42 μm powder). (a) As-sprayed. (b) After annealing at 350 °C (660 °F) for 1 h. (c) After annealing at 400 °C (750 °F) for 1 h More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040010
EISBN: 978-1-62708-428-4
... process, a combustible gas serves as the heat source that melts the coating material, which may be in rod, wire, or powder form. Commonly selected gases include acetylene, propane, methyl-acetylene-propadiene (MAPP) gas, and hydrogen, along with oxygen. In general, changing the nozzle and/or air cap...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460253
EISBN: 978-1-62708-285-3
... UFC mock-up configurations through activities involving powder selection, general coating development, UFC coating optimization, and prototyping. Canadian nuclear industry copper coatings used-fuel canisters cold spray coatings THE NUCLEAR WASTE MANAGEMENT ORGANIZATION (NWMO...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350195
EISBN: 978-1-62708-315-7
... protection even in polluted environments Thermally sprayed zinc or aluminum Electrolytic zinc Painting or powder coatings with appropriate surface preparation and priming Heavy electrolytic nickel provided there are no defects in the coating Electroless nickel-phosphorus coating Aluminum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460121
EISBN: 978-1-62708-285-3
..., transmission electron microscopy, electron backscatter diffraction, and electron probe microanalysis are integral to understanding the highly nonequilibrium process that enables the formation of thick adherent coatings via severe plastic deformation of metal powders. Microhardness, nanoindentation...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460017
EISBN: 978-1-62708-285-3
... COLD SPRAYING, or kinetic spraying, generally powder particles accelerate in a supersonic gas stream and deposit on surfaces to produce dense coatings or bulk parts. The basic mechanism for adherence of metallic particles is their plastic deformation upon impact, which creates sufficient heat for solid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460227
EISBN: 978-1-62708-285-3
... were repaired by applying a coating of commercially pure aluminum. The corrosion damage was removed from the surfaces and the surfaces were prepared for coating application. Several different aluminum alloy powders were available for the repairs. These included commercially pure aluminum (CP-Al), high...
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Published: 01 June 2016
Fig. 11.12 (a and b) Optimization of cold-sprayed titanium on the Ti-6Al-4V chafing tubing repair by using different types of powders. (b) Bond adhesion strength of the different powders. (c) Coating microstructure comparison between helium and nitrogen process gas. (d) Various cold spray More
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Published: 01 June 2016
Fig. 11.12 (a and b) Optimization of cold-sprayed titanium on the Ti-6Al-4V chafing tubing repair by using different types of powders. (b) Bond adhesion strength of the different powders. (c) Coating microstructure comparison between helium and nitrogen process gas. (d) Various cold spray More
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Published: 01 June 2016
Fig. 5.22 (a) Scanning electron micrograph and (b) electron backscatter diffraction (EBSD) map of feedstock aluminum powder particles showing polycrystalline powder. (c) Scanning electron micrograph of top surface of cold-sprayed coating. (d) Coating cross section. (e) EBSD map of top surface More
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Published: 01 June 2016
Fig. 5.9 Scanning electron micrographs showing powder morphology and cross-sectional structure from (a, b) two different feedstocks of WC-Co powders; (c, d) powder cross section, (e) morphology, and (f) size distribution of aluminum feedstock powder; and (g, h) secondary electron image More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2022
DOI: 10.31399/asm.tb.tstap.t56040020
EISBN: 978-1-62708-428-4
... Spray Technology in 2016. [ 1 ] Recent and Emerging Spray Processes Cold Spray Cold spray is a solid-state coating process that uses a high-speed gas jet to accelerate powder particles toward a substrate where particles plastically deform and consolidate upon impact. This technique...
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Published: 01 June 2016
Fig. 5.11 Energy-dispersive x-ray analysis mapping along with scanning electron micrographs taken from an MCrAlY cold-sprayed coating to illustrate elemental segregation in the powders. (a, b) Powder type A. (c, d) Powder type B. Source: Ref 5.38 More
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Published: 01 June 2016
Fig. 5.6 X-ray diffraction patterns comparing (a) warm-sprayed and (b) cold-sprayed titanium coating, along with the respective starting powders, indicate the presence of TiO oxides along with the metal in the warm-sprayed coating. Williamson-Hall plots for the (c) warm-sprayed and (d) cold More
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Published: 01 June 2016
Fig. 5.36 Nanoindentation of cryomilled Cu-10Zn cold-sprayed coating showing (a) hardness and (b) modulus of elasticity. (c) Nanohard-ness of as-sprayed copper and nickel coatings, with hardness (superimposed red line) of the feedstock powders. (d) Electron backscatter diffraction More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460185
EISBN: 978-1-62708-285-3
... spray, high-velocity oxyfuel (HVOF), and air plasma spray (APS) ( Ref 7.19 ). The oxygen content and porosity of the starting powder and the coatings is shown in Table 7.1 . The MCrAlY coatings produced by cold spraying can have <1% porosity. Mass gain measurements after oxidation at 1000 °C (1830...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290251
EISBN: 978-1-62708-319-5
..., and actuators. 11.2.3 Surface Hard Materials Surface carburization for hardening is widely practiced in steels. For other materials, the opportunity for exceptional wear behavior relies on selective chemical treatments or coatings. A powder-binder slurry is one means to dip and coat a component...