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gold jewelry alloys

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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
... 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 tableware. Less obvious, but equally pervasive, are the use of platinum-group metals as catalysts in automotive pollution...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240597
EISBN: 978-1-62708-251-8
... into a single cube approximately 5 m (15 ft) on a side. The primary uses of gold are for coinage, jewelry, dentistry, and semiconductor leads. For jewelry, it is commonly alloyed with copper, zinc, nickel, and silver. Nickel additions are used to make white gold. Gold and its alloys are the most popular...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060073
EISBN: 978-1-62708-261-7
... statues, of plaster Jordan 5000–3000 B.C. Chalcolithic period: melting of copper; experimentation with smelting Near East 3000–1500 B.C. Bronze Age: arsenical copper and tin bronze alloys Near East 3000–2500 B.C. Lost-wax casting of small objects Near East 2500 B.C. Granulation of gold...
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
... a nonconductor between the metal parts, and/or plating one of the contact surfaces with a more compatible metal) rather than by alloying. Gold is very soft and easily deformed in its pure (unalloyed) form. Therefore, when used in electrical contacts, coins, jewelry, dentistry, and other commercial...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060315
EISBN: 978-1-62708-261-7
..., and higher purity is commercially available. Resistance to oxidation is its outstanding property; its color, yellow, is maintained in air or when heated. Gold is usually alloyed to increase its hardness, because chemically pure gold is simply too soft for use in common applications such as jewelry...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300227
EISBN: 978-1-62708-323-2
..., titanium alloys are widely used for all sorts of in vivo applications, and their liquid erosion resistance makes titanium alloys very useful in the chemical process industries. Stellites and related cobalt-base alloys are the gold standard for many tribological applications. They can have better...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240469
EISBN: 978-1-62708-251-8
... resistance to oxidation at elevated temperatures; good corrosion resistance at ordinary temperatures; good wearing properties; and a pleasing color that makes some of these alloys useful for decorative purposes, for example, as a substitute for gold in imitation jewelry. Fig. 25.12 Effect of aluminum...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310351
EISBN: 978-1-62708-326-3
... Size Heat Treatable Silver Alloys Heat Treatable Gold Alloys Lead and Tin Alloys Solution Treating Quenching Copper-beryllium alloys and copper-chromium alloys are common types of copper precipitation-hardening (PH) alloys. Some degree of hardening may also occur with the solubility...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220253
EISBN: 978-1-62708-341-6
... induction heating. (a) Brazing of brass watchband clips without flux in a forming-gas atmosphere. (b) Fixture using an elevator-pushrod arrangement. From Anon., Lepel Review , Vol 1, No. 10, p 1 ( Ref 2 ) Fig. 10.18 Hand-operated fixture for brazing of jewelry settings to gold rings by induction...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740325
EISBN: 978-1-62708-308-9
..., babbitt has been used for jewelry, shot, filler metals, and various other applications. Lead-base alloys enjoy a cost advantage, while tin alloys offer modest technical advantages, particularly in high-speed centrifugal equipment. It should be noted that government regulations now discourage the use...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060333
EISBN: 978-1-62708-261-7
...-6V-2Sn, Ti-6Al-4V, and Ti-10V-2Fe-3Al are used for high strength at low-to-moderate temperatures. Microstructural Features of Titanium Alloys Titanium α Alloys Titanium α-β Alloys Titanium β Alloys Heat-Treatable Silver Alloys Heat-Treatable Gold Alloys Heat-Treatable Low...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350011
EISBN: 978-1-62708-315-7
... (passive) Incoloy alloy 825 Inconel alloy 625 Hastelloy alloy C Chlorimet 3 Silver Titanium Graphite Gold Platinum Protected end (cathodic, or most noble) The three-layer iron oxide scale formed on steel during rolling varies with the operation performed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480353
EISBN: 978-1-62708-318-8
... fabrication. (a) U.S. dollars in 2014 Early titanium use in a fan-jet engine Table 15.4 Early titanium use in a fan-jet engine Part Material Alternate titanium alloy (a) Alternate material (a) Inlet case 5Al-2.5Sn Ti (b) , 8Al-1Mo-1V 12Cr stainless steel Fan blades 8Al-1Mo...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230499
EISBN: 978-1-62708-298-3
.... This chapter provides a summary of the studies that have been conducted along with the findings. It discusses the effects of acute and chronic exposure, toxicity levels, potential sources and risks, treatment, and protective and preventive measures. beryllium alloys beryllium chronic beryllium diseases...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910363
EISBN: 978-1-62708-250-1
... of an intermediate coating that is less noble than a surface coating but more noble than the base metal can result in the mode of corrosion shown in Fig. 9 . This would be typical of a costume jewelry item with a brass substrate, an intermediate nickel coating, and a tarnish-resistant gold top coat. It is also...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... alloys using this process include gold (jewelry), specialty steels, superalloys, and titanium (aerospace and defense applications). The process derives its name from the ceramic slurry that is “invested,” or enveloped, over a net shape wax pattern to create the ceramic mold. Another name...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250129
EISBN: 978-1-62708-287-7
... and the Development of the Ti-6Al-4V Alloy , The Minerals, Metals and Materials Society , JOM Monograph Series , Vol 1 , 1999 Selected References Selected References Bradley E. , The Role of Titanium in the History of the Jet Engine , Journal of the Japan Titanium Society , 1982...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.9781627082617
EISBN: 978-1-62708-261-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
... arc (GMAW) 2 3–6 10–30 Faster than SMAW, no stub-end loss; positional work possible Flux-cored arc (FCAW) 2 3–6 15–30 Similar to GMAW. Mainly for iron-base alloys for high abrasion resistance Submerged arc (SAW)  Wire 3 10–30 15–30 Heavy section work; higher-quality deposits than...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870191
EISBN: 978-1-62708-299-0
...Abstract Abstract This chapter discusses corrosion prevention methods used with aluminum and its alloys. The methods range from relatively straightforward measures, such as proper handling and storage, to advanced early warning corrosion monitoring systems for military aircraft. The chapter...