1-20 of 313 Search Results for

acid cleaning

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Published: 01 December 2015
Fig. 4 Corroded type 316 stainless steel pipe from a black liquor evaporator. Two forms of attack are evident: preferential attack of the weld metal ferrite, suffered during HCl acid cleaning, and less severe attack in the sensitized HAZ center. Source: Ref 5 More
Image
Published: 01 December 2006
Fig. 7 Corroded type 316 stainless steel pipe from a black liquor evaporator. Two forms of attack are evident: preferential attack of the weld metal ferrite, suffered during HCl acid cleaning, and less severe attack in the sensitized HAZ center. Source: Ref 4 More
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
... 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, and finally ultrasonics each progressively produces a cleaner surface...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120085
EISBN: 978-1-62708-269-3
...). Rinse in water. Pickle in nitric-hydrofluoric acid solution, time and concentration as required. Vacuum degas or decontaminate titanium beta alloys that absorb hydrogen in reducing baths. These baths are used by one of the major aerospace contractors for cleaning titanium blades for jet...
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
... 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 approximately 95 °F (35 °C). Water rinsing, followed by drying, completes the process. Another procedure that has been...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930353
EISBN: 978-1-62708-359-1
... be tight-fitting and restrained to prevent opening during welding. Heavy oxide should be removed by abrasive blasting or grinding, followed by pickling. Tantalum surfaces free of heavy oxide should be detergent or solvent cleaned and pickled. Tantalum should be pickled in an acid mixture of 10 to 20...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820043
EISBN: 978-1-62708-339-3
... occurs after HCl acid cleaning. Although the initial crack path may be intergranular, subsequent propagation can have the characteristic branched appearance of transgranular chloride SCC. Intergranular SCC caused by sulfur compounds can also occur during the acid cleaning of sensitized stainless steels...
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
... Abstract This chapter discusses the functions of surface treatments important for stainless steel, namely the removal of oxide scale and cleaning, brightening, and coloring of the stainless surface. Details on the main methods of producing aesthetic surface finishes are also provided...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030096
EISBN: 978-1-62708-282-2
...-passive (e.g., sulfuric acid, H 2 SO 4 ) Highly oxidizing (e.g., nitric acid, HNO 3 ) Acid cleaning of type 304 and 316 stainless steel black liquor evaporators in the pulp and paper industry with poorly inhibited HCl can lead to weld metal δ-ferrite attack ( Fig. 4 , 5 ). Attack is avoided...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780141
EISBN: 978-1-62708-268-6
... are not changed frequently. Sometimes, contaminants can be airborne. This may occur if dust or paints are present. Some processes use etchants with a subsequent rinse. Very small-diameter wires are produced by exposing a larger-diameter wire to an acid etch to reduce the diameter and then rinsing the wire...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310233
EISBN: 978-1-62708-286-0
... for products related to food, health care, and laundry because it combines strength and durability with an unexcelled ability to be cleaned, disinfected, and sterilized. These qualities have long been apparent to commercial food, laundry, and health care professionals and have increasingly carried over...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2004
DOI: 10.31399/asm.tb.ps.t62440103
EISBN: 978-1-62708-352-2
... Conventional soldering fluxes contain at least four basic ingredients, each of which has an identified role [ Klein Wassink 1989 ; Manko 2002 ]: Acids or halides to provide the cleaning action (the active constituents) An ingredient that is liquid at the soldering temperature that seals and protects...
Image
Published: 01 August 2018
Fig. 13.27 Longitudinal cross section of a ferritic-bainitic steel. Equiaxed ferrite appears light. Compare with Fig. 13.8 . Etchant: LePera, modified. In this case, two solutions are prepared: Part I: 1 g sodium metabisulfite in 100 ml distilled water. Part II: 4 g picric acid in 100 ml More
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
... applications, it can be extremely difficult to execute proper surface preparation. For original manufacturing, adhesive bonding requires clean rooms with temperature and humidity control. Adhesively bonded joints can be nondestructively tested for the presence of voids and unbonds; however, at this time...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310213
EISBN: 978-1-62708-286-0
... cleaning pastes with abrasive additions. Cream cleaners are available with soft calcium carbonate additions. Avoid chloride-containing solutions. Localized rust stains caused by carbon steel contamination Proprietary gels or 10% phosphoric acid solution (followed by ammonia and water rinses) or oxalic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870191
EISBN: 978-1-62708-299-0
... to a second vendor, hand wiped with a solvent, alkaline cleaned, acid desmutted, sulfuric acid anodized, and hot water sealed. The panels were studied using the scanning electron microscope and microprobe analysis. Both conventional energy-dispersive and Auger analyzers were employed. Figures 13(b...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900167
EISBN: 978-1-62708-350-8
... diameter and thus restricting the coolant drainage and delivery system. This applies to the machine sump and the recirculating reservoir, both of which must be cleaned frequently. In addition, the bearings on which the drive motor is connected to the wheel load handle must remain well lubricated...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
.... Coatings with volatile and explosive solvents may be dangerous in enclosed, poorly ventilated spaces. More detailed information on environmental, health, and safety considerations can be found later in this Chapter. Surface Preparation Blast cleaning may be prohibited in some operations or near...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220039
EISBN: 978-1-62708-259-4
...: neutral Humfrey   Distilled water: 500 mL   Cu(NH 3 ) 4 Cl 2 : 60 g Second stage: acid Humfrey   Distilled water: 500 mL   Cu(NH 3 ) 4 Cl 2 : 60 g Hydrochloric acid: 25 mL Dendritic segregation, continuous cast products structure, high cleanness steel In the following sections, the applications...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400087
EISBN: 978-1-62708-258-7
... Fig. 4.2 The first macrograph of the microstructure of steel, Sorby’s 1864 macrograph of blister steel. Etched in very dilute nitric acid. 9× In Sorby’s day, the examination of structure was limited by the fairly low magnification of the light (optical) microscope. (In this book, we prefer...