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platinum group coatings

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Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006395
EISBN: 978-1-62708-192-4
..., including hard coatings and soft coatings. The article also details the materials available for electroplating, including electroplated chromium, electroplated nickel, electroless (autocatalytic) nickel, electroless nickel composite coatings, electroplated gold, and platinum group coatings...
Book Chapter

Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001087
EISBN: 978-1-62708-162-7
... Platinum-Group Metals Semifinished Products Precious Metal Powders Industrial Uses Coatings Jewelry A variety of alloys are available for dental applications: Direct filling alloys Crown and bridge alloys Partial denture alloys Porcelain fused to metal (PFM) alloys...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001254
EISBN: 978-1-62708-170-2
... environments, the platinum-group metals are coated with a very thin layer of the appropriate metal oxide. This film is referred to as a passive layer , and it serves to prevent the underlying metal from corroding. Thus, anodes fabricated from PGMs are insoluble (inert) in most environments. The anode...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003150
EISBN: 978-1-62708-199-3
...Abstract Abstract Precious metals include gold, silver, and six platinum-group metals, namely, platinum, palladium, ruthenium, rhodium, osmium, and iridium. This article focuses on the consumption, trade practices, properties, product forms, and applications of these metals and their alloys...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005670
EISBN: 978-1-62708-198-6
... coatings and bioelectrodes. The medical and dental demand for iridium escalated sharply between 1980 and 1990 ( Fig. 1(b) ) ( Ref 5 , 7 , 11 ). The cost of iridium followed the trends of gold and platinum, showing spikes in 1980 and 2010 ( Fig. 2(b) ) ( Ref 12 , 16 , 17 ). Both demand and cost...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003829
EISBN: 978-1-62708-183-2
... g/L 100 212 3.0 120 Fig. 1 Weight losses of platinum-group metals oxidized in air Abstract Abstract This article characterizes the corrosion resistance of precious metals, namely, ruthenium, rhodium, palladium, silver, osmium, iridium, platinum, and gold. It provides...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003157
EISBN: 978-1-62708-199-3
... Interdependence Factors Copper Metals Silver Metals Gold Metals Precious Metals of the Platinum Group Precious Metal Overlays Tungsten and Molybdenum Aluminum Composite Materials Composite Manufacturing Methods Arcing, except in a circuit with an extremely low potential or low...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002473
EISBN: 978-1-62708-194-8
... A. , Schutze M. , Schorr M. , and Wu W.T. , Interdiffusion Between the Platinum-Modified Aluminide Coating RT22 and Nickel-Based Single-Crystal Superalloys at 1000 and 1200 °C , Mater. High Temp. , Vol 12 ( No. 4 ), 1994 33. Smith J.S. and Boone D.H. , “Platinum Modified...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003156
EISBN: 978-1-62708-199-3
.... They play an important role in heaters for the higher temperature ranges, which are constructed to provide more effective mechanical support for the element. The pure metals that comprise the third group have much higher melting points. All of them except platinum are readily oxidized and are restricted...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003776
EISBN: 978-1-62708-177-1
... in weight percent. (b) PGM, platinum-group metals. Source: Ref 1 , 2 , 4 Fig. 1 A section of a 1 kg 99.99 Au bar casting. Etched with boiling aqua regia (HCl:HNO 3 , 3:1) for 10 to 20 s Fig. 2 This section of a 1 kg 99.99 Au bar casting has a slightly different grain structure...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003697
EISBN: 978-1-62708-182-5
... potential control. For service in waterboxes of this type, bayonet (rod) anodes are convenient. These anodes (either platinum clad titanium or niobium or mixed metal oxide coated titanium) work well in highly conductive seawater. The anodes are small, and their effect on the cooling water flow patterns...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001739
EISBN: 978-1-62708-178-8
... required Tungsten Hydrate oxide Oxide Cinchonine aids hydrolysis Osmium Hydrate oxide Metal Isolate by distillation of osmium Iridium Hydrate oxide Metal As with others of platinum group: hydrogen-atmosphere furnace used to ignite to metal Platinum Sulfide Metal Reprecipitate...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001097
EISBN: 978-1-62708-162-7
... of the platinum group, precious metal overlays, tungsten and molybdenum, aluminum, and composite materials. Finally, the article provides information on composite manufacturing methods, and tabulates the physical, and mechanical properties of electrical contact materials, including copper, silver, gold, platinum...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003814
EISBN: 978-1-62708-183-2
...: aluminum, beryllium, cobalt, copper, gold, hafnium, iridium, lead, magnesium, nickel, niobium (columbium), osmium, palladium, platinum, rhodium, ruthenium, silver, tantalum, tin, titanium, uranium, zinc, and zirconium. Also covered in this Section are several specialty nonferrous products that cannot...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001094
EISBN: 978-1-62708-162-7
... Materials Group Germany Baermann Japan Cosmo-TME, Dai Ichi, Fuji, MG Co., Mitsubishi, Suwa-Seikosha Ceramagnet Hard ferrite U.S. Stackpole Coalni Isotropic Alnico Italy Centro Coalnimax Anisotropic Alnico Italy Centro Cobalt platinum Co-Pt U.S. Engelhard Coercimax...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001096
EISBN: 978-1-62708-162-7
... or helium can be used with all materials. Nitrogen is recommended only for the nickel-chromium group. Temperatures listed are element temperatures, not furnace temperatures. (a) Special 80Ni-20Cr elements with ceramic protective coatings designated for low voltage (8 to 16 V) can be used. (b) Must...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003158
EISBN: 978-1-62708-199-3
... cost, and great versatility of application. Thermocouples are grouped into two broad categories, namely, standard thermocouples, including five base-metal thermocouples and three noble-metal thermocouples that have been given letter designations, and nonstandard thermocouples, including iridium-rhodium...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003181
EISBN: 978-1-62708-199-3
... temperature will vary, because of differences in working procedures and in degree of purity of the alloy. Fig. 9 Effect of cold work in increasing the hardness of the platinum group metals Fig. 5 Work-hardening behavior of copper and some solid-solution copper alloys. (a) Effect of cold...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003834
EISBN: 978-1-62708-183-2
... transition metal systems complex multilayer systems clad diffusion alloys CLAD METALS are metallurgical materials systems consisting of two or more metals or alloys that are metallurgically bonded to form a single material. They are part of a large group of materials termed composites. As shown...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003607
EISBN: 978-1-62708-182-5
... solutions. The term noble metal is applied to silver-, gold-, and platinum-group metals. This designation in itself describes their position in the galvanic series and their corresponding resistance to galvanic corrosion. However, they do not polarize readily and can therefore have a marked effect...