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iridium plating

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850538
EISBN: 978-1-62708-260-0
... edge preparation schemes. A very wide range of materials have been coated in this way. For metals, the procedures [ 19 ] [1] used can be categorized as follows: Direct plating . Iron, cobalt, nickel, ruthenium, palladium, osmium, iridium, and platinum. Galvanic initiation . Copper, silver...
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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170550
EISBN: 978-1-62708-297-6
... and to a lesser extent, with palladium. It is also used as a plating on jewelry metals for whiteness and wear resistance. Rhodium is the whitest of the platinum-group metals. Iridium Iridium, in unalloyed form, is fabricated into large crucibles that are used in the production of single crystals of yttrium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240597
EISBN: 978-1-62708-251-8
... as polished or plated substrate. The near transparency of beryllium to x-rays and other high-energy electromagnetic radiation is responsible for its widespread use in foil gage as windows in x-ray tubes and radiation-detection devices. While beryllium can be melted and cast, the resulting casting has...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060073
EISBN: 978-1-62708-261-7
... and to make nonsparking tools for use in potentially explosive atmospheres. Cadmium Cadmium was discovered in 1817 and is primarily found in zinc ores. Cadmium coatings or platings were used to protect nuts, bolts, and other components made of high-strength steels or other relatively corrosion-prone...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060315
EISBN: 978-1-62708-261-7
...-point metals (bismuth, indium, lead, tin, zinc) Reactive metals (hafnium, titanium, and zirconium) Precious metals (gold, silver, platinum, palladium, iridium, rhodium, ruthenium, and osmium) Rare earth metals Semimetals (also known as metalloids) As this list indicates, some...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230493
EISBN: 978-1-62708-298-3
... for higher concentrations of copper and lower concentrations of acid. Copper is deposited for seven days before harvesting. The 70 to 100 kg (150 to 220 lb) copper plates are stripped from the stainless steel cathode sheets, weighed, and inventoried for use in beryllium-copper production. Indium...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930003
EISBN: 978-1-62708-359-1
... epitaxial growth and a columnar grain structure in an iridium alloy weld. The preferred grain selection process that occurs during welding promotes a columnar grain structure. The weld-metal grain structure can be refined by making changes in the process variables and the use of external devices...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 1997
DOI: 10.31399/asm.tb.wip.t65930085
EISBN: 978-1-62708-359-1
... prior to welding. An ultrasonic examination of a parent plate, for example, will show areas that contain laminations. Although these laminations may not be defects in themselves, lamellar tears could result where they occur near the weld in a specific orientation. During the welding of thick...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240583
EISBN: 978-1-62708-251-8
... to withstand extremely high amounts of cold working (70 to 80%) between anneals. Because of its high fabricability, niobium is commercially available in plate, sheet, wire, and tube forms. Niobium powder is fabricated by standard PM methods. Powder is pressed into bars and presintered in a vacuum induction...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850543
EISBN: 978-1-62708-260-0
... of etch to charged cloth (Buchheit and coworkers). Use napped cloth (Woods). (Rudy and St. Windisch.) Use twill-jean cloth on glass plate. Saturate cloth with solution and abrasive. Polish 2-3 min. Wash cloth, apply etch only, polish 2-3 min. Wash with warm water, then acetone or alcohol, dry (Schmidt...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200437
EISBN: 978-1-62708-354-6
... plate A second bottom board on which molds are opened. Bainite . . . In steel, an acicular aggregate of ferrite and carbide, resulting from an isothermal transformation of austenite at a temperature below the pearlitic range and above Ms. Baked Core . . . A core which has been heated for a sufficient...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720233
EISBN: 978-1-62708-305-8
... F Metallurgical variations F F F F F F Sheet and plate Thickness G (e) G (e) G (e) G (e) U G (e) Laminations U U U U U U Voids G G G G G G Bar and tube Seams P P P P P P Pipe G G G G F F Cupping G G G G F F Inclusions...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.9781627082976
EISBN: 978-1-62708-297-6
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480331
EISBN: 978-1-62708-318-8
... in Fig. 14.1 and Table 14.2 ( Ref 14.3 ). The addition of 0.2% Pd induces anodic passivation, increasing it by 3 orders of magnitude. Corrosion resistance in this region is also improved by means of anodic protection at the power source or with a more noble metal and by ion plating (physical vapor...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
... texture comparator plates (ASTM A802) can be used as references. Removal of Risers, Gates and Metal Padding The contacts through which the metal entered the casting must be cut to remove the risers and the gating system from the casting. Various methods may be selected for this operation depending...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850060
EISBN: 978-1-62708-260-0
... are equivalent. In a square bar, the planes parallel to the hot-rolling direction are equivalent longitudinal planes. In a rectangular section or in a plate, the planar surface is parallel to the hot-working axis, has the largest surface area, and is the surface in most frequent contact with the mill rolls...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280339
EISBN: 978-1-62708-267-9
..., ruthenium, and even platinum or iridium, it is hard to perceive that the marketplace will accept many of these new SCDS alloys. Improved processing may continue to offer more cost/performance benefits than new alloys with “exotic” elemental additions. Third-generation SCDS superalloys will find...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170308
EISBN: 978-1-62708-297-6
... effect in increasing the short-time elevated-temperature strength of niobium. The weakening of niobium by titanium additions has been observed by a number of investigators. McAdam showed that the precious metals osmium, iridium, and ruthenium were effective strengthening elements, but they were...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.pb.t51230189
EISBN: 978-1-62708-351-5
... and Groenewald 1978 ]. Similarly, small additions of nickel and aluminum help simplify the process control necessary to achieve reproducible age hardening. Elements such as cobalt, iridium, and ruthenium are added as grain-refining agents to casting alloys. Other minor additions, of silicon, zinc, and boron...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060429
EISBN: 978-1-62708-261-7
... of their Auger bend test. A test for determining relative ductil- electrons. ity of metal that is to be formed (usually sheet, austempered ductile iron. A moderately al- strip, plate, or wire) and for determining loyed ductile iron that is austempered for high soundness and toughness of metal (after strength...