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molten sodium

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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080409
EISBN: 978-1-62708-304-1
... chlorides, molten nitrates, molten fluorides, molten carbonates, and molten sodium hydroxide. molten salt corrosion References 1. Lovering D.G. , in Molten Salt Technology , Lovering D.G. , Ed., Plenum Press , 1982 , p 1 10.1007/978-1-4757-1724-2_1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080423
EISBN: 978-1-62708-304-1
... behavior of alloys in molten aluminum, zinc, lead, lithium, sodium, magnesium, mercury, cadmium, tin, antimony, and bismuth. It also discusses the problem of liquid metal embrittlement, explaining how it is caused by low-melting-point metals during brazing, welding, and heat treating operations...
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 November 2007
DOI: 10.31399/asm.tb.htcma.t52080249
EISBN: 978-1-62708-304-1
... sulfides. It is generally believed that the molten sodium sulfate deposit is required to initiate hot corrosion attack. The temperature range for hot corrosion attack, although dependent on alloy composition, is generally 800 to 950 °C (1470 to 1740 °F). The lower threshold temperature is believed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230071
EISBN: 978-1-62708-298-3
... coalesce once the temperature goes above the melting point of beryllium. The rate of reaction picks up beyond 850 °C, after both magnesium and beryllium fluorides are molten. Reduction of fluoride or chloride with sodium has also been attempted by vapor-phase reduction [ Wöhler 1828a , b , Fischer...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.smnm.t52140117
EISBN: 978-1-62708-264-8
... with the refractive index is described in Ref 12.23 . Salt baths composed of mixtures of molten salts can be used for both the quenching and the austenitizing steps of heat treating. The high-temperature salt baths used for austenitizing are usually mixtures of either potassium and sodium nitrates (KNO 3 -NaNO 3...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480001
EISBN: 978-1-62708-318-8
... and appearance, were often mistaken for metal. In 1887, L.F. Nilson and O. Peterson obtained a product of 97.4% purity by reducing titanium tetrachloride with sodium in an airtight steel cylinder. Another early worker was H. Moissan, who reduced titanium dioxide with carbon in a lime crucible...
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
... sulfite Saturated Boiling Nil Sodium thiosulfate 25 Boiling Nil Sodium thiosulfate + 20% acetic acid 20 Room Nil Soils, corrosive ... Ambient Nil Stannic chloride 5 100 (212) 0.003 24 Boiling 0.045 Stannic chloride, molten 100 66 (151) Nil Stannic chloride 100 35...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140039
EISBN: 978-1-62708-335-5
... (A) to well modified (F). See Fig. 4.6 for the effectiveness of various modifiers The addition of metallic sodium to molten aluminum creates turbulence that can result in increased hydrogen and entrained oxide levels. The use of hygroscopic salts including NaCl and NaF for modification also risks...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080359
EISBN: 978-1-62708-304-1
... liquor is burned in a boiler to produce molten inorganic material, known as molten smelt, which is rich in sodium carbonate (Na 2 CO 3 ) and sodium sulfide (Na 2 S). The molten smelt forms in a bed on the furnace floor and is discharged from the furnace floor into a water tank outside the furnace to form...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080321
EISBN: 978-1-62708-304-1
... concentrations of vanadium, sulfur, and sodium. This corrosion is frequently referred to as “oil-ash corrosion.” Accelerated attack by oil-ash corrosion is related to the formation of low-melting point molten vanadium pentoxide and sodium sulfate eutectics, which flux the protective oxide scale from the metal...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290009
EISBN: 978-1-62708-319-5
..., and packing attributes. It is fabricated by using centrifugal atomization of molten metal. The second powder is agglomerated, nanoscale titanium with poor packing and flow. It is fabricated by reacting titanium tetrachloride with hydrogen in a plasma. The small size and high interparticle friction...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440141
EISBN: 978-1-62708-262-4
... Sodium carbonate 30 max 30 max Accelerators other than those involving compounds of alkaline earth metals (c) 0–5 0–2 Sodium cyanate 1.0 max 0.5 max Density of molten salt 1.76 g/cm 3 at 900 °C (0.0636 lb/in. 3 at 1650°F) 2.00 g/cm 3 at 925 °C (0.0723 lb/in. 3 at 1700°F...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230093
EISBN: 978-1-62708-298-3
... concentrations of iron, aluminum, or silicon [ Wright and Silver 1963 ]. Beryllium reacts readily with H 2 SO 4 and HCl. Boiling water and alkalis react with beryllium and give off hydrogen. Beryllium will react with molten alkali halides but exhibits no reaction with molten alkaline earth metal halides...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030025
EISBN: 978-1-62708-282-2
... through erosion or abrasion. Typical scale structures on an Fe-18Cr alloy after thermal cycling are shown in Fig. 8 . Cases in which the scales have been destroyed chemically are usually related to reactions occurring beneath deposits, especially where these consist of molten species. An additional mode...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060369
EISBN: 978-1-62708-261-7
... Hydrofluosilicic acid Nickel Fused caustic soda Carbon and alloy steels NaOH solutions NaOH-Na 2 SiO 2 solutions Calcium, ammonium, and sodium nitride solutions Mixed acids (H 2 SO 4 –HNO 3 ) HCN solutions Acidic H 2 S solutions Moist H 2 S gas Seawater Molten Na-Pb alloys Stainless steels Acid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.9781627083355
EISBN: 978-1-62708-335-5
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170351
EISBN: 978-1-62708-297-6
... in sheared lengths for foundry use. The same grain-refining compositions are furnished in waffle form. In addition to grain-refining master alloys, salts (usually in compacted form) that react with molten aluminum to form combinations of TiAl 3 and TiB 2 are also available. Despite the successful use...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240487
EISBN: 978-1-62708-251-8
... at temperatures higher than the melting temperature of aluminum, such as chromium, silicon, manganese, and nickel, are added to the molten metal as alloy-rich ingots or master alloys. Some elements, such as magnesium, sodium, and calcium, which are removed from the molten bath by oxidation and evaporation...
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
... by the yellow precipitate that forms when the test solution shown in Table 11.1 is applied at 70 to 140 °F (21 to 60 °C) to the suspected surface. Table 11.1 Test solution to check for lead contamination Chromic acid, 10 wt% Sodium chlorate, 1.5 wt% Water, 88.5 wt% Apply at 70 to 140 °F...