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rhodium plating

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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
... Abstract The electroplating of platinum-group metals (PGMs) from aqueous electrolytes for engineering applications is limited principally to palladium and, to a lesser extent, to platinum, rhodium, and thin layers of ruthenium. This article provides a discussion on the plating operations of...
Book Chapter

By Alan Blair
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001252
EISBN: 978-1-62708-170-2
... aerospace industry refers to four aerospace material specifications: AMS 2410G, AMS 2411D, and AMS 2412F, each of which applies to specific undercoats and bake temperatures; and AMS 2413C, which defines requirements for silver and rhodium plating on microwave devices. International standard ISO 4521...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001261
EISBN: 978-1-62708-170-2
... Bath plating Selective plating Cadmium 30–50 20–27 Chromium 750–1100 (a) 850–1100 Cobalt 180–440 510 Copper 53–350 140–210 Gold 40–100 140–150 Lead 4–20 7 Nickel 150–760 280–580 Palladium 85–450 375 Rhodium 550–1000 800 Silver 42–190 70–140 Tin...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001242
EISBN: 978-1-62708-170-2
... coatings of copper plus nickel plus chromium and nickel plus chromium ASTM B 200 Specification for electrodeposited coatings of lead and lead-tin alloys on steel and ferrous alloys AMS 2412 Plating silver, copper strike, low bake AMS 2413 Silver and rhodium plating AMS 2420 Plating...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003150
EISBN: 978-1-62708-199-3
.... They are used primarily as alloying elements in other precious metals. Rhodium is occasionally fabricated in the unalloyed form, but it is more commonly used as an alloying element with platinum and to a lesser extent, with palladium. It is also used as a plating on jewelry metals for whiteness and...
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
... Abstract This article focuses on the use of noble and precious metals for biomedical applications. The noble metals include gold, platinum, palladium, ruthenium, rhodium, iridium, and osmium. The physical and mechanical properties of the noble and precious metals are presented in tables. A...
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
... Abstract This article characterizes the corrosion resistance of precious metals, namely, ruthenium, rhodium, palladium, silver, osmium, iridium, platinum, and gold. It provides a discussion on the general fabricability; atomic, structural, physical, and mechanical properties; oxidation and...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001309
EISBN: 978-1-62708-170-2
... is corrosion resistant. Very thin deposits of black nickel are recommended because thick deposits lack the ductility and adhesiveness required to withstand shock. An undercoat of nickel is used when copper alloys are to be plated with rhodium. For decorative purposes, the thickness of rhodium is...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001308
EISBN: 978-1-62708-170-2
... aluminum. Silver, gold, and rhodium provide specific electrical and electronic surface properties. Examples of applications of plated aluminum with typical finishing sequences are given in Table 19 . Table 19 Applications using electroplated coatings on aluminum products Product Form...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001313
EISBN: 978-1-62708-170-2
....) gold, heated at 1200 to 1370 °C (2190 to 2500 °F) under vacuum for 5 min, and then plated with gold or other metals to the desired thickness. The TZM (0.5% Ti, 0.08% Zr, balance Mo) alloy has good strength properties at high temperature, but is subject to galling in threaded fasteners. Rhodium...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... terminals to an aluminum chassis. Brass enhances the bonding of rubber to aluminum. Silver, gold, and rhodium provide specific electrical and electronic surface properties. Other coating processes applicable to aluminum alloys include electroless nickel plating, painting, and porcelain enameling. The...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001303
EISBN: 978-1-62708-170-2
... treating must be removed before most coating processes. Cast irons are most commonly plated with chromium, nickel, copper, cadmium, and zinc. In addition, gold, lead, and rhodium are used for specialized applications. Alloy coatings, such as brass, bronze, and tin-base compositions, are used for...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001310
EISBN: 978-1-62708-170-2
... of plating and organic finishing of magnesium alloys are also reviewed. The article concludes with a description of health and safety precautions to be followed during the surface treatment process. anodic treatment appearance barrel tumbling buffing chemical cleaning chemical treatment...
Book Chapter

Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0006541
EISBN: 978-1-62708-183-2
... coating M Brass, low copper; bronze, low copper Metallic coating N Brass, high copper; bronze, high copper Metallic coating O Copper, high nickel Metallic coating P Nickel, cobalt Metallic coating Q Titanium Anodized R Silver Plating S Palladium, rhodium, gold, platinum...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003142
EISBN: 978-1-62708-199-3
... noble metals such as platinum, palladium, and rhodium. The second includes nickel, molybdenum, and tungsten. The third group includes zirconium, tantalum, chromium, and possibly molybdenum. Considerable work has been done on the use of noble metals as alloying additions in titanium. An outgrowth of this...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003157
EISBN: 978-1-62708-199-3
... not more than 0.5 A. Although oxide and sulfide films do not form on gold, a carbonaceous deposit is sometimes formed when a gold contact is operated in the presence of organic vapors. The resistance of this film can be several ohms. When gold is used in contact with palladium or rhodium, very low...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001317
EISBN: 978-1-62708-170-2
... metal oxides can be used. Generally, these catalysts are prepared by precipitation from aqueous metal salt solutions. Some processes use nonsupported metal wire gauzes. For example, platinum-rhodium alloy gauzes are used for nitric acid production by the oxidation of ammonia. Some important commercial...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003199
EISBN: 978-1-62708-199-3
... always be used in a contaminating medium K (nickel, chromium-nickel, aluminum) −20 to 1370 0 to 2500 Suitable for oxidizing atmospheres; in higher temperature ranges, provides a more mechanically and thermally rugged unit than platinum, rhodium-platinum, and longer life than iron-constantan...
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
... Rhodium Beryllium copper Difficult to solder Galvanized iron Tin-nickel Nickel-iron Mild steel Very difficult to solder Chromium Nickel-chromium Nickel-copper Stainless steel Most difficult to solder Aluminum Aluminum bronze Not solderable...
Book Chapter

By S. Lampman
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006645
EISBN: 978-1-62708-213-6
... typically 40 to 100 kV. The anode is usually copper, and the target surface is plated with high-purity deposits of such elements as rhodium, silver, chromium, molybdenum, or tungsten. The flux of electrons that flows between the filament and the target anode must be highly regulated and controlled. Fig...