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pickling

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001229
EISBN: 978-1-62708-170-2
... Abstract Pickling is the most common of several processes used to remove scale from steel surfaces. This article provides a discussion on pickling solutions, such as sulfuric and hydrochloric acid, and describes the role of inhibitors in acid pickling. It discusses the equipment and processes...
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Published: 01 January 1994
Fig. 4 Effect of solution temperature on pickling time for hot-rolled low-carbon steel; comparison with temper mill scale breaking. All solutions contained 15 g FeSO 4 /100 mL. TR, temper rolled More
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Published: 01 January 2005
Fig. 16 Flow chart of operations for molten-salt descaling, neutralizing pickling, and final pickling of titanium alloys Solution No. Type of solution Composition of solution Operating temprature Cycle time, min °C °F 1 Descale 60–90% NaOH, rem NaNO 3 and Na 2 CO 3 425 More
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Published: 01 January 1994
Fig. 2 Effect of current density on pickling time for anodic, cathodic, and alternating current electrolytic pickling. AC, alternating current; DC, direct current. Source: National Electric Products Corp. More
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Published: 01 January 1994
Fig. 1 Pickling of stainless steel increases the critical pitting temperature in FeCl 3 in the base metal, heat-affected zone, and weld areas. Mechanical cleaning treatments that are performed without a subsequent pickling treatment decrease the critical pitting temperature. Source: Ref 5 More
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001314
EISBN: 978-1-62708-170-2
... Abstract This article discusses the procedures used for pickling nickel and nickel alloys. Nickel alloys can be divided into four groups: high-nickel alloys, nickel-copper alloys, nickel-chromium alloys, and nickel-iron-chromium alloys. Alloys within each composition group that has similar...
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Published: 01 January 1994
Fig. 3 Chrome pickle treatment (chemical treatment No. 1; MIL-M-3171, type I). Applicable to all alloys and product forms. Used to provide a base for paint or short-time protection for shipment or storage Solution No. Type of solution Constituents Amount, g/L (oz/gal) Operating More
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Published: 01 January 1994
Fig. 4 Sealed chrome pickle treatment. Applicable to all alloys and product forms. Used as a substitute for dichromate coating or for more protection than is provided by the chrome pickle treatment Solution No. Type of solution Constituents Amount, g/L (oz/gal) Operating temperature More
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Published: 01 January 1994
Fig. 6 Modified chrome pickle treatment (chemical treatment No. 20). Used to provide a base for paint or for protection during shipment or storage. Provides a more uniform coating than chrome pickle treatment. Applicable to all alloys and product forms, particularly die castings, for which More
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Published: 01 January 2005
Fig. 9 The pickle jar lid fell apart when the homeowner discovered the jar at the back of her pantry. Long-term storage of the opened jar without refrigeration contributed to the general corrosion caused by acidic vapors in the stagnant (closed-space) environment. Control: The product should More
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001269
EISBN: 978-1-62708-170-2
... Abstract This article focuses on the various techniques for removing contaminants in the surface preparation of steel for hot-dip coatings: wet cleaning methods, including alkaline cleaning, electrolytic cleaning, chemical pickling, and electrolytic pickling; flame cleaning and furnace...
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
..., mechanical, chemical, and electrochemical and their effectiveness and applicability. The mechanical cleaning methods include grinding, brushing, steam or flame jet cleaning, abrasive blasting, and tumbling. Solvent cleaning, emulsion cleaning, alkaline cleaning, acid cleaning, pickling, and descaling...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003220
EISBN: 978-1-62708-199-3
... Abstract Although stainless steel is naturally passivated by exposure to air and other oxidizers, additional surface treatments are needed to prevent corrosion. Passivation, pickling, electropolishing, and mechanical cleaning are important surface treatments for the successful performance...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004218
EISBN: 978-1-62708-184-9
... with the corrosion behavior of important engineering alloys. It describes the corrosion of plating, anodizing, and parts of pickling equipment such as tanks, wirings and bus bars, racks, anode splines, pumps, and heaters. carburization anodizing decarburization high-temperature corrosion molten-salt...
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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003213
EISBN: 978-1-62708-199-3
... describes common cleaning processes, including alkaline, electrolytic, solvent, emulsion, molten salt bath, ultrasonic and acid cleaning as well as pickling and abrasive blasting. It also explains how to select the appropriate process for a given soil type and surface composition. abrasive blast...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001312
EISBN: 978-1-62708-170-2
... cleaning, chemical descaling, pickling or etching, anodizing, autoclaving, polishing, buffing, vapor phase nitriding, and electroplating. Applications of these surface treatment processes are also reviewed. anodizing autoclaving blast cleaning buffing chemical descaling cleaning electroplating...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001313
EISBN: 978-1-62708-170-2
... Abstract This article addresses surface cleaning, finishing, and coating operations that have proven to be effective for molybdenum, tungsten, tantalum, and niobium. It describes standard procedures for abrasive blasting, molten caustic processing, acid cleaning, pickling, and solvent...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... Abstract The selection of surface treatments for copper and copper alloys is generally based on application requirements for appearance and corrosion resistance. This article describes cleaning, finishing, and coating processes for copper and copper alloys. These processes include pickling...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001307
EISBN: 978-1-62708-170-2
.... The applicability of these methods is determined by part shape, required surface finish, and allowable loss of gage or dimension. However, abrasive cleaning can remove some metal and degrade surface finishes. Therefore, flash pickling is used more often than abrasive cleaning to remove tarnish. A typical flash...
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Published: 01 January 1994
, and M1A Solution Type of solution Constituents Amount, g/L (oz/gal) Operating temperature, °C (°F) Cycle time, min Tank material 1 Alkaline cleaner (a) (a) 88–100 (190–212) 3–10 Low-carbon steel 2 Cold rinse Water … Ambient (b) Low-carbon steel 3 Acid pickle (c More