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precious metal alloys

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060315
EISBN: 978-1-62708-261-7
...-resistance alloys, superalloys, refractory metals, low-melting-point metals, reactive metals, precious metals, rare earth metals, and metalloids or semimetals. It also provides a brief summary on special-purpose materials, including uranium, vanadium, magnetic alloys, and thermocouple materials. light...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.pb.t5123000x
EISBN: 978-1-62708-351-5
... and silver using foils of copper or copper alloyed to the more precious metals has been practiced earlier than 3000 B.C . One of the oldest known applications of brazing is the fabrication of a gold chalice and other objects found in the tomb of Queen Shab-Ad of Ur in the Euphrates valley, dated to about...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240597
EISBN: 978-1-62708-251-8
... precious metals that, in addition to being measures of wealth, have important industrial applications. Finally, the fusible alloys are a group of over 100 alloys that have melting points lower than that of lead-tin eutectic solder. 32.1 Zirconium Zirconium is a reactive metal similar to titanium...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2004
DOI: 10.31399/asm.tb.ps.t6244000x
EISBN: 978-1-62708-352-2
... solidare , which means to fasten together. Its earliest use in a completely English context as a noun meaning “a fusible metallic alloy used for uniting less fusible metal surfaces or parts” dates to about 1350. It is interesting to note that in 19th century English, just as in modern French, the “l” would...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170550
EISBN: 978-1-62708-297-6
... occur together in nature. The use of noble metals, also commonly referred to as precious metals, pervades our everyday life. Gold, silver, and platinum are used extensively in making jewelry; gold, silver, and other alloys are used in restorative dentistry; and sterling silver is used for making...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.pb.t51230189
EISBN: 978-1-62708-351-5
... of Ur. It remains one of the most popular styles, although well over 200 other varieties of chain are currently available. In mass-produced chain making, the links are fashioned from stock wire or tape. This may be a homogeneous precious alloy or cored with base metal; if the latter, during the chain...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060073
EISBN: 978-1-62708-261-7
... that typically call for small quantities of material. Pen points, electrical connectors, dentistry, and pivot points in fine balances are examples of uses of precious metals. Platinum-iridium alloys are very resistant to food acids and are useful in dental restorations. Aluminum Aluminum, the third most...
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
.... Surface Treatment Precious metals, such as platinum and palladium, have been ion plated, ion implanted, or thermal diffused into titanium alloy surfaces to achieve improved resistance to reducing acids. This approach has not been used commercially for industrial components because of high cost...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2010
DOI: 10.31399/asm.tb.hss.t52790235
EISBN: 978-1-62708-356-0
... and alloys D xxxxx Steels—designated by mechanical property N xxxxx Nickel and nickel alloys E xxxxx Rare earth and rare-earth-like alloys P xxxxx Precious metals and alloys F xxxxx Cast irons R xxxxx Reactive and refractory metals and alloys G xxxxx AISI and SAE carbon and alloy...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290251
EISBN: 978-1-62708-319-5
... additive manufacturing, including bound-metal deposition and fused-filament fabrication: oxidation-resistant high-temperature alloys, anisotropic structures, submicrometer-scale structures, surface hard materials, and artist metallic clays. Some of the advances discussed include the developments in process...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730149
EISBN: 978-1-62708-283-9
... where the composition of the material is well known. Because the composition of new scrap metal is well known, it can be remelted to make more of the same alloy. This is much more valuable than old scrap of unknown composition. For most nonferrous metals, alloying elements cannot be removed during...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300227
EISBN: 978-1-62708-323-2
... will discuss some of the other metals that are used along with stainless steels to address environmental degradation issues: Nickel-base alloys Cobalt-base alloys Selected refractory metals Selected precious and pure metals Selected light metals Many applications of metals in hostile...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170596
EISBN: 978-1-62708-297-6
...-32.5Ag Alloy Pd-9.5Pt-9.0Au-32.5Ag alloy is used for brushes and slide contacts. It has a modulus of elasticity of 115 GPa (17 × 10 6 psi) and a proportional limit of 930 MPa (135 ksi), which are the highest for precious-metal contacts. Pd-26Ag-2Ni Pd-26Ag-2Ni is used in ac or dc contact...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910407
EISBN: 978-1-62708-250-1
... will not corrode reliably onshore or in freshwaters. In marine environments, the chloride content of seawater depassivates some aluminum alloys and allows them to perform reliably as anode materials. Unfortunately, it is necessary to add mercury, antimony, indium, tin, or similar metals to the aluminum alloy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230019
EISBN: 978-1-62708-298-3
... of beryllium. Beryl has been mined for centuries for its gemstone values. The manufacture of copper-beryllium alloys began in the 1930s, with the beryllium component supplied from beryl. Until 1969, requirements for the production of metal, oxide, and alloys in the United States were supplied solely...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290137
EISBN: 978-1-62708-306-5
... welding systems used for spot welding applications: (a) wedge-reed system and (b) lateral drive system. Source: Ref 6.12 Most industrial metals can be joined to themselves or to other metals by ultrasonic welding. Ductile metals, aluminum and copper alloys, and precious metals (gold, silver...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440231
EISBN: 978-1-62708-262-4
... THE SCOPE OF NONFERROUS METALS and metal alloy systems that are routinely heat treated is quite broad and would include aluminum alloys, copper alloys, magnesium alloys, nickel and nickel alloys, titanium and titanium alloys, tin-rich alloys, lead and lead alloys, uranium and uranium alloys, and precious...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170003
EISBN: 978-1-62708-297-6
... during cooling. High-temperature brazing fillers can be produced from alloys containing silver and other precious metals with nickel and copper, while low-temperature solder alloys are made from lead, tin, silver, indium, antimony, cadmium, and zinc. Formability Good formability requires...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230007
EISBN: 978-1-62708-298-3
...-am-Main, which controlled the German precious metals production and was also the only processor of beryllium ore in Germany. Its function was to supply beryllium oxide and metal to Heraeus for heavy alloys (and to small consumers for other purposes) and to furnish beryllium chloride and beryllium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060085
EISBN: 978-1-62708-261-7
... and precious metals. It is also used for higher-temperature alloys, such as nickel bronze and cupronickel, and, to a lesser extent, for melting ferrous metals, such as gray iron. Crucible melting is a simple and flexible process, and crucible furnaces can generally be started or shut down at a moment’s...