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iridium 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
...Abstract Abstract This article discusses the compositions, properties, and uses of silver, gold, and platinum group metals, including platinum, rhodium, iridium, ruthenium, and osmium. It describes the role of various alloying elements and explains how they affect physical, mechanical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170596
EISBN: 978-1-62708-297-6
... and electrical resistivity versus alloy content for platinum contacts Platinum-Iridium Alloys Platinum-Ruthenium Alloys Pt-18.4Pd-8.2Ru Table 4 gives properties of palladium metals. Figure 3 shows the effect of alloying elements on palladium. Fig. 3 Hardness and electrical resistivity...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060073
EISBN: 978-1-62708-261-7
... a high strength-to-weight ratio. It is the strength-to-weight ratio that makes titanium alloys desirable for aircraft and spacecraft applications. Because of its natural corrosion resistance, titanium is also used in the chemical process industry and for orthopedic implants. Iridium, rhodium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850610
EISBN: 978-1-62708-260-0
... for Chromium and Alloys Etchants for Cobalt and Alloys Etchants for Copper and Alloys Etchants for Germanium Etchants for Gold Etchants for Indium Etchants for Iridium Etchant Composition Comments Lead and Alloys Magnesium and Alloys Manganese and Alloys Molybdenum and Alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240597
EISBN: 978-1-62708-251-8
... amalgam is a silver-mercury alloy for restoring lost tooth structure. In this application, it is commonly referred to as a silver filling. The platinum group metals include ruthenium, rhodium, palladium, osmium, iridium, and platinum. All are by-products of copper, gold, and silver refining...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060315
EISBN: 978-1-62708-261-7
... of the group; palladium ranks second. Platinum Palladium Iridium Rhodium Ruthenium Osmium Mischmetal is an alloy of the cerium group and is the least expensive rare earth in alloy form. Some rare earths can be fabricated cold; all are poor conductors of electricity...
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
... the composition, properties, fabrication procedures, advantages and disadvantages, and applications of these refractory metals and their alloys. A comparison of some of the properties of the refractory metals with those of iron, copper, and aluminum is given in a table. The article concludes with a brief section...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130541
EISBN: 978-1-62708-284-6
... Cerium (Ce) 6.2–6.7 3.4–3.7 Pure Rhenium (Re) 6.5 3.6 Pure Tantalum (Ta) 4.9–8.2 2.7–4.6 Pure Chromium (Cr) 6.8 3.8 Pure Iridium (Ir) 2.0–12 1.1–6.7 Magnetically soft iron alloys 7.1 3.9 Pure Technetium (Tc) 7.2–7.3 4.0–4.1 Pure Niobium (Nb) 5.1–9.6 2.8–5.3 Pure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230493
EISBN: 978-1-62708-298-3
... Salient beryllium statistics are based mostly on the beryllium content of beryllium-copper alloys and beryllium metal ( Table 27.1 ). In 2000, approximately 130 metric tons of beryllium contained in postconsumer old scrap was generated; approximately 5 metric tons of beryllium was recycled or reused (1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170308
EISBN: 978-1-62708-297-6
... 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 not considered for engineering alloys because of the obvious cost...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.sap.t53000059
EISBN: 978-1-62708-313-3
... a strengthening effect, certain refractory element additions, namely rhenium and tungsten (and also the nonrefractory elements ruthenium and iridium), can increase the solidus and liquidus temperature of the nickel matrix ( Ref 32 ). Molybdenum and tungsten not only influence alloy strength directly but can...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280339
EISBN: 978-1-62708-267-9
... benefit situation for alloys containing elements such as rhenium, 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...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550569
EISBN: 978-1-62708-307-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240303
EISBN: 978-1-62708-251-8
... increases regularly with increasing atomic numbers in each subgroup of the periodic table. On alloying, the density of a metal changes, because the mass of the solute atoms differs from that of the solvent, and also because the lattice parameter usually changes on alloying. The parameter change may often...
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
... David E. Thomas, Titanium and Its Alloys , ASM International. Cost-optimized titanium-ruthenium and titanium-palladium alpha alloys Table 14.2 Cost-optimized titanium-ruthenium and titanium-palladium alpha alloys Alloy ASTM grade Minimum ASTM strength Approximate cost ratio...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 1988
DOI: 10.31399/asm.tb.eihdca.t65220143
EISBN: 978-1-62708-341-6
... type Extension type Alloy type Temperature range, °C (°F) Limits of error, °C(°F) Magnetic response (a) Positive element Negative element Standard Special P N E EX NiCr (Chromel) Constantan 0 to 205 (32 to 400) ±1.5 (±3) ... 0 0 J JX Iron Constantan 0 to 205 (32...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910049
EISBN: 978-1-62708-250-1
... ionic concentration corrosion behavior electrochemical cell CORROSION OF METALS in aqueous environments is electrochemical in nature involving two or more electrochemical reactions taking place on the metal surface. As a result, some of the elements of the metal or alloy change from a metallic...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850165
EISBN: 978-1-62708-260-0
...Etching characteristics of constituents in aluminum alloys Table 3-1 Etching characteristics of constituents in aluminum alloys Constituent Not etched 25% Fe(NO 3 ) 3 30 s, by swabbing 20% H 2 SO 4 160°F, 30 s, by immersion 25% HNO 3 , 160°F, 40 s, by immersion 0.5% HF 15 s...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720233
EISBN: 978-1-62708-305-8
... and nonferrous alloys can be radiographed, as can nonmetallic materials and composites. Compared with other nondestructive methods of inspection, radiography is expensive. Relatively large capital costs and space allocations are required for a radiographic laboratory or a real time inspection station...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.9781627082617
EISBN: 978-1-62708-261-7