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in-situ cleaning

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Published: 01 January 2006
Fig. 11 In situ epoxy coating applied to the inside of the pipe shown in Fig. 10 after abrasive blast cleaning More
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006492
EISBN: 978-1-62708-207-5
..., and discusses the advantages and limitations of the various materials and chemicals used. aluminum alloys coating resins conversion coatings corrosion-resistant organic coatings crevice corrosion filiform corrosion galvanic corrosion in-situ cleaning painting pitting corrosion ALUMINUM...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001113
EISBN: 978-1-62708-162-7
... substrate/film interdiffusion, causing degradation at high temperatures, limiting the choice of substrates. In addition, post-annealed samples tend to have very poor surfaces, limiting hope of layered devices (such as tunnel junctions) where a clean, abrupt interface is necessary. A number of in situ...
Book Chapter

By Donald M. Mattox
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001289
EISBN: 978-1-62708-170-2
... and near-surface region is continually being buried and bombardment effects are trapped in the growing film ( Ref 14 , 15 ). Surface Preparation Bombardment of the substrate surface by energetic particles prior to the deposition of the film material allows in situ cleaning of the surface ( Ref 16...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006992
EISBN: 978-1-62708-439-0
... sensors) and ex situ data (ground truth, often derived from postbuild XCT data, although sometimes involving other forms of postbuild characterization or a priori knowledge of embedded flaws). Each data set requires preparation and cleaning prior to running ML algorithms. As an example, for a system...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006375
EISBN: 978-1-62708-192-4
... of surface contamination and chemical changes to tribology in low-pressure and vacuum environments. adhesion friction wear ceramics IN LOW-PRESSURE AND VACUUM ENVIRONMENTS, even a supposedly “clean” material surface will show a significant carbon, oxygen, and water contribution to the Auger...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
... Abstract Metal surfaces must often be cleaned before subsequent operations to remove unwanted substances such as pigmented drawing compounds, unpigmented oil and grease, chips and cutting fluids, polishing and buffing compounds, rust and scale, and miscellaneous contaminants. The article...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006628
EISBN: 978-1-62708-213-6
... = 10 mm, or .39 in.; thickness 0.5 mm, or .02 in.; crystal) is mechanically and electrochemically polished. After the sample is mounted on a standard xyz manipulator, it is cleaned in situ through repeated cycles of 500 eV Ar + bombardment and subsequently annealed at 700 to 1000 °C (1292 to 1832 °F...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005300
EISBN: 978-1-62708-187-0
... Abstract Aluminum fluxing is a step in obtaining clean molten metal by preventing excessive oxide formation, removing nonmetallic inclusions from the melt, and preventing and/or removing oxide buildup on furnace walls. This article discusses the solid fluxes and gas fluxes used in foundries...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 2024
DOI: 10.31399/asm.hb.v12.a0006847
EISBN: 978-1-62708-387-4
... Abstract The introduction of focused ion beam (FIB) microscopy in the 1990s added the capability of studying fracture surfaces in the third dimension and making site-specific and stress-free transmission electron microscope (TEM) specimens in situ. This article reviews the methods for preparing...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006956
EISBN: 978-1-62708-439-0
... University to observe laser welding. CCD, charge-coupled device; fps, frames per second; YAG, yttrium-aluminum-garnet. Reproduced from Ref 15 with the permission of the Laser Institute of America Fig. 2 X-ray in situ observations and schematics for fiber laser welding phenomena of 304 stainless...
Series: ASM Handbook Archive
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0001835
EISBN: 978-1-62708-181-8
... available for in situ fracture studies and have application in the kinematic analysis of deformation. These features make SEM an ideal tool for the study of fracture surfaces. Different fracture modes exhibit unique features that are easily documented by SEM. This article will discuss the basic...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006759
EISBN: 978-1-62708-295-2
... chemistries or the paperwork in the data packages that accompany a part. Knowledge of the equipment being used and its limitations determines how exact of a PMI is being attained. For example, most in situ techniques do not clearly discern between different grades of plain carbon steel when the only...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006677
EISBN: 978-1-62708-213-6
... cleaning the chamber, sample stage, and sample holders to maintain good vacuum levels. This could include an internally integrated plasma cleaner, internal baking lights, or external chamber heaters. Most systems will have an airlock for sample exchange. The benefit of the airlock is that the sample can...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006016
EISBN: 978-1-62708-172-6
... specification or contracts an outside engineering firm to prepare it. The manufacturer(s) of the coatings that will be used on the project should be involved in the specification development process to ensure that the correct coatings are being specified and that the cleaning and painting requirements...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001769
EISBN: 978-1-62708-178-8
... procedures are used. These samples must then be chemically or ion-bombardment cleaned in situ. Chemical cleaning generally consists of oxidation-reduction cycles in oxygen and hydrogen combined with annealing cycles. In a few cases, simple annealing cycles in vacuum produce clean surfaces. The most...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001287
EISBN: 978-1-62708-170-2
... by these oxides is to be avoided, the heater material should be cleaned before installation, shutters should be used, or the surface should be prewetted by the source material. Premelting and wetting of the evaporant on the heater surface prior to the beginning of the deposition has several benefits...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003834
EISBN: 978-1-62708-183-2
.... The principal cladding techniques include cold roll bonding, hot roll bonding, hot pressing, explosion bonding, and extrusion bonding ( Fig. 1 ). Regardless of the technique used, the bond is achieved by forcing clean oxide-free metal surfaces into intimate contact; this causes a sharing of electrons between...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001305
EISBN: 978-1-62708-170-2
... Abstract Passivation; pickling, that is, acid descaling; electropolishing; and mechanical cleaning are important surface treatments for the successful performance of stainless steel used for piping, pressure vessels, tanks, and machined parts in a wide variety of applications. This article...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006027
EISBN: 978-1-62708-172-6
... and more environmentally acceptable alternatives. However, chromate conversion coatings have been successfully used for a long time and the chromating process consists of both cleaning and deoxidizing/desmutting prior to application of the conversion coating. These preparation procedures, prior...