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chemical cleanliness

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006421
EISBN: 978-1-62708-192-4
...Abstract Abstract Lasers evolved as a versatile materials processing tool due to their advantages such as rapid, reproducible processing, chemical cleanliness, ability to handle variety of materials, and suitability for automation. This article focuses on state-of-the-art laser applications...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005340
EISBN: 978-1-62708-187-0
...Abstract Abstract Several qualitative, semiquantitative, and quantitative tests are available to estimate and control metal cleanliness, particularly inclusion concentration of aluminum alloys. This article provides a description of a few of the metal cleanliness assessment techniques...
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
..., and/or Lubricants Sampling, Detecting, and Removing Chemical Contamination Abrasive Quality Abrasive Cleanliness Lighting Industry Standards for Assessing Surface Cleanliness Inspection of Surface Preparation Inspection of Wood and Concrete Surfaces Postcoating Application Inspection...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005777
EISBN: 978-1-62708-165-8
... thorough than alkaline cleaners Leaves a film that protects the steel against corrosion Most effective method for pigmented compounds Effective, inexpensive means of removing all three types of cutting fluids Alkaline cleaning: Both physical and chemical actions may be used Alkaline...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006024
EISBN: 978-1-62708-172-6
...-hydroxide-base chemical stripper applied to underside of bridge deck Fig. 43 ISO 8501-1 visual guide for surface-cleanliness evaluations Fig. 27 (a) Pliant (sponge) abrasive. (b) Abrasive hopper that accommodates pliant (sponge) media. Photos used with permission from Sponge-Jet, Inc...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003694
EISBN: 978-1-62708-182-5
...- and ultrahigh-pressure waterjetting prior to recoating. Visual standard: SSPC-SP4/NACE 7. Photos depict degrees of cleanliness and flash rusting (c) . Mechanical, chemical, or thermal preparation of concrete SSPC-SP13; NACE 6 Prepares cementitious surfaces for bonded protective coating or lining systems...
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
..., and inclusions. While the existing types of inclusion material that would be present in melting and holding furnaces and/or transfer ladles will vary from foundry to foundry, their removal is essential for proper molten metal cleanliness. A number of commercially accepted melt treatment techniques are being...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004108
EISBN: 978-1-62708-184-9
...-SP4/NACE 7. Photos depict degrees of cleanliness and flash rusting (c) Mechanical, chemical, or thermal preparation of concrete SSPC-SP13; NACE 6 Prepares cementitious surfaces for bonded protective coating or lining systems Industrial blast cleaning SSPC-SP14; NACE 8 Used to clean painted...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003099
EISBN: 978-1-62708-199-3
.... These include standard bearing steels, such as high-carbon bearing steels and carburizing bearing steels; and special-purpose bearing steels, such as high-temperature service bearing steels and corrosion-resistant bearing steels. chemical composition rolling-element bearings special-purpose bearing...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006062
EISBN: 978-1-62708-172-6
... girder in a paper machine building Abstract Abstract Maintenance coating is an important part of any meaningful asset-preservation strategy in facilities producing pulp and paper and other chemicals. This article discusses maintenance coating for carbon steel structures and process equipment...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006007
EISBN: 978-1-62708-172-6
... application, quench, holiday test using high voltage to find pinholes, and repair holidays. Courtesy of J.A. Kehr Fig. 12 Three-layer pipe coatings consist of a primary epoxy, a copolymer or grafted adhesive, and a polyolefin topcoat. There is a chemical reaction between the fusion-bonded epoxy...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005202
EISBN: 978-1-62708-187-0
...Abstract Abstract The vacuum arc remelting (VAR) process is widely used to improve the cleanliness and refine the structure of standard air melted or vacuum induction melted (VIM) ingots. It is also used in the triplex production of superalloys. This article illustrates the VAR process...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001226
EISBN: 978-1-62708-170-2
... of surface cleaning chemicals is contained in the article “Environmental Regulation of Surface Engineering” in this Volume. The article “Vapor Degreasing Alternatives” in this Volume includes descriptions of cleaning systems (some using ultrasonics) that have been designed to meet regulatory requirements...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001453
EISBN: 978-1-62708-173-3
... of the surfaces to be brazed is not a machined surface, then additional chemical cleanings should be employed. Once vapor degreasing is accomplished, care must be taken to maintain the surface cleanliness of the brazed components by handling in an environmentally clean atmosphere. Additional methods of chemical...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003434
EISBN: 978-1-62708-195-5
.... References References 1. Ou J. , Quality in Composite Sandwich Fabrication , Masters Thesis, Dept. Of Chemical Engineering, Massachusetts Institute of Technology , May 1994 2. “Airborne Particulate Cleanliness Classes in Cleanrooms and Clean Zones” , FED-STD- 209E, Department...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001264
EISBN: 978-1-62708-170-2
... mechanical properties metallurgical properties physical properties plastics solution composition steel ELECTROLESS NICKEL PLATING is used to deposit nickel without the use of an electric current. The coating is deposited by an autocatalytic chemical reduction of nickel ions by hypophosphite...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005200
EISBN: 978-1-62708-187-0
... is taken after all additions are complete. Based on the analysis of this sample, trim additions are made to bring the melt into a very precise compositional range. Because there are no ongoing chemical changes in the melting, as there are in EAF/AOD, the compositional requirements of a melt may be met...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001221
EISBN: 978-1-62708-170-2
... guidelines for choosing an appropriate process for particular applications and discusses eight well-known methods for determining the degree of cleanliness of the work surface. acid cleaning alkaline cleaning chips removal cleaning process selection cleanliness cutting fluids removal electrolytic...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006792
EISBN: 978-1-62708-295-2
..., this was the cause of the vast majority of bearing failures. Significant improvements in steel cleanliness have been made since the 1960s, which has led to a dramatic increase in RCF life; thus, this failure mode is now rare, as shown in Fig. 1 ( Ref 2 , 3 ). More recently, surface-initiated fatigue—caused...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001234
EISBN: 978-1-62708-170-2
... of cleaning components, having both mechanical and chemical action; however, some operations, particularly super finishing on very high-precision parts, demand cleanliness or at least consistency of any surface contamination. The finishing department should be notified of any changes in prior operations...