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salt bath descaling

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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
... hydrogen embrittlement published data are available on superalloys. Salt Bath Descaling A salt bath is an effective first step in removing scale from heat-resistant alloys. The process is generally more expensive than acid pickling, particularly if production is intermittent, because of the cost...
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
... of scale and how it can be removed via belt grinding, abrasive blasting, and molten salt descaling baths. It also discusses the role of acid pickling, barrel finishing, polishing, and buffing as well as the use of chemical conversion coatings and protective platings. barrel finishing chemical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
... of the paint film or allow corrosion to progress beneath the paint film and cause it to fail prematurely. The principle surface contaminants that adversely affect the performance of paint films include oils, greases, dirt, rust, mill scale, water, and salts such as chlorides and sulfides...
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
.... surface finishing stainless steel cleaning brightening coloring Summary SURFACE TREATMENTS are extremely important to the end user, and they are totally within the end user’s control and specification. They include the proper cleaning of stainless, the various means of descaling after thermal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090271
EISBN: 978-1-62708-266-2
... composition, designation, and grade of nearly two dozen commercial titanium alloys and the different types of media (including oxidizers, organic compounds, hot salt, and liquid metal) in which SCC has been observed. It discusses the mechanical and metallurgical factors that influence SCC behavior...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390100
EISBN: 978-1-62708-459-8
... alcohols (broken lines). 6.3.4 Soaps Of great significance in metalworking lubrication, soaps are the products of reaction between a fat and a metal hydroxide, yielding a metal (M) salt of the fatty acids. Thus, they have the general structure RCOOM. When formed in situ , they are firmly...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280135
EISBN: 978-1-62708-267-9
... Vacuum Exothermic Atmosphere A lean and dilute exothermic atmosphere is relatively safe and economical. The surface scale formed in such an atmosphere can be removed by pickling or by salt bath descaling and pickling. Such an atmosphere, formed by burning fuel gas with air, contains about 85% N...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910497
EISBN: 978-1-62708-250-1
... ranging from approx- imately 0.5 to 17 parts per thousand. (2) Water having less salt than seawater but undrinkable. breakdown potential. The least noble potential where pitting or crev- ice corrosion, or both, will initiate and propagate. brine. Seawater containing a higher concentration of dissolved...
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 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
... of such contaminants as rust, dirt and dust, salts, oil and grease, old paint, and mill scale. Other areas of surface preparation must also be addressed. Coatings will generally not cover weld spatter properly. Sharp edges cause paint to draw thin because of surface tension effects and should be eliminated...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ciktmse.t56080001
EISBN: 978-1-62708-460-4
... Abstract This chapter covers the engineering aspects of corrosion inhibitors and their effect on corrosion reactions. It explains how different metallic salts and heterocyclic compounds influence chemical reactions on metal surfaces exposed to corrosive media or environments. It describes how...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390241
EISBN: 978-1-62708-459-8
... in application of oil-based or aqueous fluids (i.e., an emulsion) [ 75 ]. It can be applied to the die inlet, to the wire, and often also to the capstan, or the entire machine can be submerged in a bath. When the machine operates with slip, the lubricant must reduce wear of the capstan while maintaining some...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480243
EISBN: 978-1-62708-318-8
... drastic methods. Wire brushing is possible, but stainless steel wire brushes rather than steel wire brushes should be used to avoid contaminating the titanium surface with iron, which can cause adverse corrosion effects. Chemical descaling uses alkaline and acid baths and sequential treatments...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.9781627082822
EISBN: 978-1-62708-282-2
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030380
EISBN: 978-1-62708-282-2
... pitting potential. brightener. An agent or combination of agents added to an electroplating bath to produce a smooth, lustrous deposit. brine. Typically, water containing a higher concentration of dissolved salt than that of ordinary ocean water. brittle fracture. Separation of a solid accompanied...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.9781627083041
EISBN: 978-1-62708-304-1
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ciktmse.9781627084604
EISBN: 978-1-62708-460-4
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060429
EISBN: 978-1-62708-261-7
... carried out in pack, va- face of steels. por, or salt baths, in which an alloy is formed by the inward diffusion of chromium into the casting. (1) A metal object manufactured to the base metal. required shape by the pouring or teeming of cladding. A layer of material, usually metallic, liquid metal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480265
EISBN: 978-1-62708-318-8
.... Also, parts should be cleaned and handled to prevent salt deposits from fingerprints before going into service. In addition, methanol causes stress-corrosion cracks when used as a pressurizing medium. Methanol should not be used as a cleaning solvent. Surface Preparation All metals are cleaned...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.9781627082617
EISBN: 978-1-62708-261-7