1-20 of 129 Search Results for

Hydrochloric acid

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
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940023
EISBN: 978-1-62708-302-7
... and explains how energies of formation are determined using the oxidation of iron as an example. It then considers how iron reacts with hydrochloric acid, explaining how it can be expressed as two half reactions modeled as electrodes in an electrochemical cell. It goes on to describe the chemical reactions...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120307
EISBN: 978-1-62708-269-3
... Furfural 100 Room Nil Gluconic acid 50 Room Nil Glycerin ... Room Nil Hydrogen chloride, gas Air mixture 25–100 (77–212) Nil Hydrochloric acid, aerated 1 60 (140) 0.004 2 60 (140) 0.016 5 60 (140) 1.07 1 100 (212) 0.46 5 35 (95) 0.01 10 35 (95) 1.02 20...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400215
EISBN: 978-1-62708-258-7
...× Variations of Picral There are a number of important etchants that are variations of the standard 4% picric formula. Some of these variations employ water instead of alcohol, and others are used hot instead of at room temperature. Picral plus Hydrochloric Acid Ingredients 4 g picric acid...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.t66560453
EISBN: 978-1-62708-291-4
.... Immerse specimen in 10 vol% hydrochloric acid solution. Wash and dry. Use To follow abrasion and precede macroetching, particularly when etching with cupric chloride-hydrochloric acid (Fry’s reagent). Copper Sulfate-Chloride Composition Method of Use Etch by immersion for ~20 s...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230107
EISBN: 978-1-62708-298-3
... by selective elution from a sulfonic acid resin with 1.0 N hydrochloric or 1.2 N nitric acids, the beryllium being eluted in a band ahead of the trivalent metals [ Strelow 1961 ]. Solvent extraction procedures involving direct beryllium extraction have used mainly acetylacetone. Typical is the method...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910193
EISBN: 978-1-62708-250-1
...; to strong alkalis, represented by sodium hydroxide and calcium hydroxide at pH 14. Fig. 1 The pH of several common environments The measured pH of several common acids and alkalis are as follows: Hydrochloric acid and sulfuric acid are strong acids and have low pH values. Boric acid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910021
EISBN: 978-1-62708-250-1
... recovered from a metal oxide. Electromotive Force (EMF) Series The term corrosion products refers to the substances produced during a corrosion reaction. Corrosion products can be soluble, such as zinc chloride, which is formed when zinc is placed into a dilute hydrochloric acid, or zinc sulfate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030209
EISBN: 978-1-62708-282-2
... of chloride salts is critical because they hydrolyze to form hydrochloric acid when the crude oil is heated. Calcium and magnesium chloride hydrolyze more easily than sodium chloride. Removal of salts and other undesirable contaminants such as solids is usually aided by a small amount of a desalting additive...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220039
EISBN: 978-1-62708-259-4
... for macrographic etching Etching reagent Composition and remarks Application Iodine and potassium iodide Powdered iodine (solid): 10 g Powdered potassium iodide: 20 g Water: 100 mL General application, welds according to ASME IX Mixed acids Hydrochloric acid (conc.): 38 mL Sulfuric acid (conc...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480331
EISBN: 978-1-62708-318-8
...) 5% hydrochloric acid >2.5 (>100) 25 (1000) >2.5 (>100) >0.025 (>1) Corrosion of unalloyed titanium and certain titanium alloys Table 14.18 Corrosion of unalloyed titanium and certain titanium alloys Environment Temperature Corrosion rates, mm/yr (mils/yr...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850001
EISBN: 978-1-62708-260-0
... surface and is moistened with a solution containing 10 g mercuric chloride, 20 mL hydrochloric acid, and 100 mL water. The solution attacks the sulfide inclusions, producing hydrogen sulfide gas, which reacts with the mercuric chloride, precipitating black mercuric sulfide on the silk. This results...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820125
EISBN: 978-1-62708-339-3
... of the weld. The sample was taken from a pipe removed after 18 months of service in a hydrochloric acid vapor environment in a chemical plant. Sample was etched in HCl and oxalic acid. (a) 75×. (b) 375× Fig. 3 Metallographic cross section showing preferential fusion zone attack in alloy B-2 (UNS...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.tb.msisep.t59220353
EISBN: 978-1-62708-259-4
... (where the solidification times were longer in the ingot, and where sometimes the deformation is lower), residues of the dendritic structure can be seen. Etchant: hot hydrochloric acid. Courtesy of M. Talarico, N. Oliveira, CETEC, Belo Horizonte, MG, Brazil. Fig. 11.7 Transverse cross section...
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
... for microscopic examination Table 2 Typical etchants used for microscopic examination General reagents for alloy steels (high alloy, stainless, and tool steels) Etching reagent Composition Remarks Uses Ferric chloride and hydrochloric acid 5 g FeCl 3 , 50 mL HCl, 100 mL distilled water...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310027
EISBN: 978-1-62708-286-0
... alloys in sulfuric acid with chlorides Fig. 11 Isocorrosion curves for various stainless steels in hydrochloric acid. Source: Ref 8 . Courtesy of Outokumpu Stainless Fig. 12 Isocorrosion curves for austenitic AL-6XN (UNS N08367) and 904L (UNS N08394) stainless steels in hydrochloric...
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
... for subsequent nondestructive inspection. The etching process removes smeared metal that may be present as a thin surface layer after machining and/or blast cleaning. The parts can be etched by immersing them in a bath containing hydrochloric acid (80%), hydrofluoric acid (13%), and nitric acid (7%) to remove...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.ttg2.t61120123
EISBN: 978-1-62708-269-3
... Ambient Nitrogen tetroxide Ambient to 75 °C (165 °F) Methanol, ethanol Ambient Chlorine Elevated Hydrogen chloride Elevated Hydrochloric acid, 10% Ambient to 40 °C (105 °F) Trichloroethylene Elevated Trichlorofluoroethane Elevated Chlorinated diphenyl Elevated Hot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310091
EISBN: 978-1-62708-286-0
... Corrosion Resistance Pitting Corrosion Crevice Corrosion Stress Corrosion Cracking General Corrosion Sulfuric Acid Hydrochloric Acid Nitric Acid Sodium Hydroxide Phosphoric Acid Organic Acids Impact Strength Fatigue The higher strength and lower ductility...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900053
EISBN: 978-1-62708-350-8
... with neutral 1% barium chloride until the washings give no color with phenolphthalein. Place the filter paper and precipitate in the original flask. Add 50 mL of distilled water and a measured excess of standard N /10 (0.1 N ) hydrochloric acid (HCl). Boil the solution for 5 min and allow to cool. Add...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090333
EISBN: 978-1-62708-266-2
... Fe-40Ni-20B alloy in ferric chloride, polythionic acid, and hydrochloric acid by bend testing. In 0.39 M FeCl 3 at 30 °C (86 °F), the specimen surface became duller within 1 min, and after about 10 min, a number of randomly positioned pits were formed. These pits, with a diameter of approximately...