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alkalinity

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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
... selection of a cleaning procedure greatly depends on the degree of cleanliness required and subsequent operations to be performed. Abrasive blasting produces the lowest degree of cleanliness. Solvent, solvent vapor degrease, emulsion soak, alkaline soak, alkaline electroclean, alkaline plus acid cleaning...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280203
EISBN: 978-1-62708-267-9
... metal contamination. A typical procedure for chemically removing iron, zinc, and thin films of lead is to first perform vapor degreasing or alkaline cleaning, and then immerse the parts in a 1 to 1 solution (by volume) of nitric acid (1.41 specific gravity, or sp gr) and water for 15 to 30 min at...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290243
EISBN: 978-1-62708-306-5
... industrial environment. Thus, an oxide is usually formed intentionally. This is accomplished by etching or anodization, most often in an acidic medium and less often in an alkaline medium. The resulting oxides are porous, tenaciously adherent to the metal, and in some instances, chemically tailored for the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310265
EISBN: 978-1-62708-286-0
... materials remain duplex for various reasons. The subsequent stage is blow tanks in which the pulp suspension is injected at high velocity. The environment is a mixture of alkaline liquid, while the vapor phase can contain organic acids. The hardness of the duplex helps mitigate erosion, while the alloy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.9781627082501
EISBN: 978-1-62708-250-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.9781627082822
EISBN: 978-1-62708-282-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440141
EISBN: 978-1-62708-262-4
...–955 °C (1650–1750 °F) Sodium cyanide 10–23 6–16 Barium chloride … 30–55 (a) Salts of other alkaline earth metals (b) 0–10 0–10 Potassium chloride 0–25 0–20 Sodium chloride 20–40 0–20 Sodium carbonate 30 max 30 max Accelerators other than those involving compounds...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310193
EISBN: 978-1-62708-286-0
... hydrocarbon solvent Wax and oil polishes minimize fingerprinting. Glass cleaner is appropriate for mirror finishes. Grease, oil Hydrocarbon solvent Alkaline cleaners may also be used in severe cases but may require cleaning the entire surface to maintain visual uniformity. More severe stains...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170528
EISBN: 978-1-62708-297-6
... one or more of the alkaline earth metals Many alloys of the first group have been used for centuries as type metals. They most likely were chosen for use as bearing materials because of the properties they were known to possess. The advantages of arsenic additions in this type of bearing alloy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420041
EISBN: 978-1-62708-310-2
... a system is limited to pressure/volume terms. Any energy contributions from electric, magnetic, or gravitational fields are neglected, except for electrowinning and electrorefining processes such as those used in the production of copper, aluminum, magnesium, the alkaline metals, and the alkaline...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870235
EISBN: 978-1-62708-314-0
... thorough test program prior to production implementation and must be monitored closely during production usage. A typical process used in the aerospace industry involves: Solvent wiping to remove all grease and oils Liquid honing at 40 to 50 psi (276 to 345 kPa) pressure Alkaline cleaning in an...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720161
EISBN: 978-1-62708-305-8
... to reveal structure For showing phosphorus segregation and dendritic structure Alkaline chromate 16 g CrO 3 , 145 mL distilled water, 80 g NaOH Add NaOH slowly, and use when not over one day old, boiling at 120 °C (250 °F) for 7–20 min; use hood; this solution is highly caustic; should be...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310213
EISBN: 978-1-62708-286-0
... available to clean and minimize re-marking Oil and grease marks Hydrocarbon solvent Alkaline formulations are also available with surfactant additions. Stubborn spots, stains, and light discoloration; water marking; light rust staining Mild, nonscratching creams and polishes. Apply with soft cloth...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310247
EISBN: 978-1-62708-286-0
..., polythionic acids, chlorides, sulfuric acid, and alkalines as well as simple oxidation. Sometimes, temperatures of use are such that embrittling or sensitizing phase transformations may occur. Table 7 lists some major refinery processes and the materials used in them ( Ref 4 ). Table 7 Stainless...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.9781627082587
EISBN: 978-1-62708-258-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720183
EISBN: 978-1-62708-305-8
... the flaw Also, nonrelevant (false) indications can be caused by residual materials holding penetrants. Cleaning methods generally are classified as chemical, mechanical, solvent, and combinations of these. Chemical cleaning methods include alkaline or acid cleaning, pickling or...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310233
EISBN: 978-1-62708-286-0
... all microbial life and viruses. The purpose of cleaning stainless steel is to rid it of contamination. Various stainless manufacturers and associations have identified a number of effective of cleaning products ( Ref 2 , 6 , 7 ): Alkalines, which dissolve fats and oils Chelating or...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.9781627082600
EISBN: 978-1-62708-260-0
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310233
EISBN: 978-1-62708-326-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.9781627082983
EISBN: 978-1-62708-298-3