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halides

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Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004187
EISBN: 978-1-62708-184-9
... in three mixtures of nitric and hydrochloric acid Fig. 16 Effect of redox species concentration and halide concentration on corrosion rate in 99% acetic acid. Boiling point is 117.9 °C (244.2 °F). 24 h Fig. 17 Effect of anhydride on corrosion rate in the presence of FeCl 3. . Boiling...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003827
EISBN: 978-1-62708-183-2
... the four major conditions that can cause beryllium to corrode in air. These include beryllium carbide particles exposed at the surface; surface contaminated with halide, sulfate, or nitrate ions; surface contaminated with other electrolyte fluids; and atmosphere that contains halide, sulfate, or nitrate...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001090
EISBN: 978-1-62708-162-7
... of germanium, and focuses on the chemical properties of various germanium compounds, including germanium halides, germanates, germanides, germanes, inorganic, and organogermanium compounds. It also tabulates the physical, thermal, electronic, and optical properties of germanium, and explains the economical...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003686
EISBN: 978-1-62708-182-5
.... (b) Variation of thickness of the inner layer with time at different temperatures. Source: Ref 30 Abstract Abstract This article focuses on the pack-cementation coatings, in particular, halide-activated pack cementation coatings on nickel alloys. It also describes the thermodynamics...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004172
EISBN: 978-1-62708-184-9
... and tin-lead alloys that are susceptible to corrosion. This article focuses on the key factors contributing to corrosion of electronic components, namely, chemicals (salts containing halides, sulfides, acids, and alkalis), temperature, air (polluted air), moisture, contact between dissimilar metals...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004173
EISBN: 978-1-62708-184-9
... terminal Abstract Abstract This article focuses on the various types of corrosion-related failure mechanisms and their effects on passive electrical components. The types include halide-induced corrosion, organic-acid-induced corrosion, electrochemical metal migration, silver tarnish, fretting...
Book Chapter

Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001293
EISBN: 978-1-62708-170-2
... (source), a halide salt (activator), and an inert diluent such as alumina (filler). When the mixture is heated, the activator reacts to produce an atmosphere of source element(s) halides which diffuse in the pack and transfer the source element(s) to the substrate on which the coating is formed...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005775
EISBN: 978-1-62708-165-8
...., a powder of the element or elements to be deposited on the surface of the part), a halide salt activator, and a relatively inert filler powder. The master alloy, the filler, and the halide activator are thoroughly mixed together, and the part to be coated is buried in this mixture in a retort. When...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003218
EISBN: 978-1-62708-199-3
... coating is produced. The traditional pack consists of four components: the substrate or part to be coated, the master alloy (i.e., a powder of the element or elements to be deposited on the surface of the part), a halide salt activator, and a relatively inert filler powder. The master alloy, the filler...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003218
EISBN: 978-1-62708-199-3
... are deposited at temperatures far below their melting points or sintering temperatures, and coatings can be produced with a preferred grain size and grain orientation. For example, tungsten that is deposited by the hydrogen reduction of the halide and deposition at a lower temperature (500 °C, or 930 °F) gives...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006635
EISBN: 978-1-62708-213-6
... a halogen atom Functional group Formula Alcohol HO — R Aldehyde Alkane Alkene Alkyne Amide Amine Primary R — NH 2 Secondary Tertiary Arene (aromatic ring) Aryl halide Carboxylic acid Ketone Nitrile R — CN Phenol...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003823
EISBN: 978-1-62708-183-2
... dry organic halides. Consequently, zirconium is not suitable for handling these media. In addition, zirconium is susceptible to localized corrosion, such as pitting and stress-corrosion cracking in chloride solutions under oxidizing conditions. However, zirconium is not susceptible to crevice...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006420
EISBN: 978-1-62708-192-4
... like carburizing and carbonitriding, it is still the best method available for performing boronizing. Gaseous boronizing requires the use of highly toxic and explosive chemicals, such as diborane and boron-halide gases, and is not safe for industrial use. Plasma boronizing also requires the use...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005727
EISBN: 978-1-62708-171-9
... of high purity, which can be pressed and sintered. As well, it has been shown that different electrolysis regimes permit powders with a wide range of properties so that powder characteristics that are vital for their quality and for the final application can be designed. Alkyl halide elimination...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001745
EISBN: 978-1-62708-178-8
... of the organically bound elements. In this method, the problem is solved by rapid high-temperature oxidation of the compound. The halogens are usually converted to soluble halides and are absorbed in a sodium hydroxide solution. The halide in the solution can be determined using several standard halide determination...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003066
EISBN: 978-1-62708-200-6
... the thermal expansion coefficient. Partial replacement of oxygen by halide ions increases the thermal expansion coefficient. This effect has not been studied in detail but is tentatively attributed to the formation of nonbridging halide anions and a consequent reduction in the connectivity of the network...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003211
EISBN: 978-1-62708-199-3
... Preventing oxidation of the base metal during the heating steps just prior to soldering Lowering the surface tension of the solder, allowing it to more readily fill gaps and holes by capillary action Fluxes contain three principal ingredients: an active chemical compound, such as a halide, for oxide...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003211
EISBN: 978-1-62708-199-3
... the melting temperature (for example, 40Sn-40Pb-20In and 70Sn-18Pb-12In). Indium also improves ductility and oxidation resistance. Indium-containing alloys have poor corrosion resistance in the presence of halide ions, such as those used for some activators in flux chemistries. The alloys 52In-48Sn and 97In...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003822
EISBN: 978-1-62708-183-2
... into the active crevice to inhibit attack. On the other hand, certain anionic oxidizing species, such as NO 3 − , ClO 3 − , OCl − , CrO 3 2− , ClO 4 − , and MnO 4 − , can migrate into the crevice and inhibit crevice attack when present in halide solutions. Crevice corrosion on titanium typically...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003049
EISBN: 978-1-62708-200-6
... Grundstoffindustrie, Leipzig, East Germany , 1965 3. Lucas J. and Moynihan C.T. , Halide Glasses , Trans Tech Publications, Aedermannsdorf , Sweden , 1986 4. Spear W.E. , The Study of Transport and Related Properties of Amorphous Silicon by Transient Experiments , J. Non-Crystal...