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hafnium-zirconium alloys

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Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003826
EISBN: 978-1-62708-183-2
... hafnium-zirconium alloys and hafnium-tantalum alloys. It also deals with the applications of hafnium and its alloys in the nuclear and chemical industries. aqueous corrosion testing chemical properties corrosion corrosion resistance crevice corrosion galvanic corrosion hafnium hafnium alloys...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003149
EISBN: 978-1-62708-199-3
... Abstract This article discusses the general characteristics, primary and secondary fabrication methods, product forms, and corrosion resistance of zirconium and hafnium. It describes the physical metallurgy of zirconium and its alloys, providing details on allotropic transformation and...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001312
EISBN: 978-1-62708-170-2
... usual bath for zirconium, Zircaloys, and hafnium is composed of 25 to 50% nitric acid, 70 vol%; 2 to 5% hydrofluoric acid, 49 vol%; and the remainder water. The acid bath for zirconium-niobium alloys consists of 28 to 32% sulfuric acid, specific gravity 1.84; 28 to 32% nitric acid; 5 to 10% hydrofluoric...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003221
EISBN: 978-1-62708-199-3
... Abstract This article discusses surface engineering of nonferrous metals including aluminum and aluminum alloys, copper and copper alloys, magnesium alloys, nickel and nickel alloys, titanium and titanium alloys, zirconium and hafnium, zinc alloys, and refractory metals and alloys. It describes...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003823
EISBN: 978-1-62708-183-2
... process continues to be a method for purifying titanium, zirconium, and hafnium, even though it is slow and expensive. In the 1940s, several groups of scientists and engineers were investigating zirconium and other metals and alloys for nuclear reactors. A suitable structural material with good...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003151
EISBN: 978-1-62708-199-3
... are zirconium, titanium, hafnium, tantalum, and tungsten. Alloy C-103 (Nb-10Hf-1Ti-0.7Zr) has been widely used for rocket components that require moderate strength at about 1095 to 1370 °C (2000 to 2500 °F). Alloy Nb-1Zr is used in nuclear applications because it has a low thermal neutron...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006253
EISBN: 978-1-62708-169-6
... Zirconium Cobalt Hafnium Nickel Tin Uranium Hydrogen Silicon Source: Revised from Ref 1 . Tungsten is isomorphous per Ref 4 Fig. 3 Titanium-aluminum phase diagram. Source: Ref 4 At higher levels of aluminum content, there exists an intermediate, ordered phase...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005442
EISBN: 978-1-62708-196-2
... Cesium 1.903 0.069 Chromium 7.19 0.260 Cobalt 8.85 0.322 Gallium 5.907 0.213 Germanium 5.323 0.192 Hafnium 13.1 0.473 Indium 7.31 0.264 Iridium 22.5 0.813 Lithium 0.534 0.019 Manganese 7.43 0.270 Mercury 13.546 0.489 Molybdenum 10.22 0.369...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0006543
EISBN: 978-1-62708-183-2
... 0.260 Cobalt … 8.85 0.322 Gallium … 5.907 0.213 Germanium … 5.323 0.192 Hafnium … 13.1 0.473 Indium … 7.31 0.264 Iridium … 22.5 0.813 Lithium … 0.534 0.019 Manganese … 7.43 0.270 Mercury … 13.546 0.489 Molybdenum … 10.22 0.369 Niobium...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006266
EISBN: 978-1-62708-169-6
... relaxation of carbon restrictions, and low amounts of carbon are now permitted in many single-crystal alloys. Hafnium, boron, and zirconium in limited amounts also may be permitted. Alloy PWA 1480 was the first commercial SCDS alloy used in an aircraft gas turbine to take commercial advantage of the...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003140
EISBN: 978-1-62708-199-3
... processing, heat treatment, or service at elevated temperature. Zirconium and hafnium are unique in that they are isomorphous with both the α and β phases of titanium. Tin and aluminum have significant solubility in both α and β phases. Aluminum increases the transformation temperature significantly...
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
... Oxide coatings for molybdenum Type Deposition process Thickness range μm mils Zirconium oxide-glass Frit, enamel 130–760 5–30 Chromium-glass Frit, enamel 130–250 5–10 Chromium-alumina oxide Thermal spray over chromium plate 200–380 8–15 Alumina oxide Thermal spray 25...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003825
EISBN: 978-1-62708-183-2
... versus tungsten content for tantalum-tungsten alloys exposed to concentrated H 2 SO 4 at 180 and 210 °C (360 and 410 °F) The corrosion behavior of substitutional tantalum-molybdenum, tantalum-tungsten, tantalum-niobium, tantalum-hafnium, tantalum-zirconium, tantalum-rhenium, tantalum-nickel...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006274
EISBN: 978-1-62708-169-6
... alloys. The general purposes of various alloying elements are summarized in Table 4 . Nickel alloys can be complex, sometimes containing more than ten different alloying constituents. For example, various combinations of carbon, boron, zirconium, hafnium, cobalt, chromium, aluminum, titanium, vanadium...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006287
EISBN: 978-1-62708-169-6
..., zirconium, chromium, vanadium, scandium, nickel, tin, and bismuth. The article discusses the secondary phases in aluminum alloys, namely, nonmetallic inclusions, porosity, primary particles, constituent particles, dispersoids, precipitates, grain and dislocation structure, and crystallographic texture. It...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006250
EISBN: 978-1-62708-169-6
... temperature usually reaches a maximum value and then decreases. Some elements are more effective than others. The optimum addition of magnesium to aluminum is 1%, and for copper the optimum addition is 5% Zn. Zirconium is very effective in aluminum, and molybdenum in steel. The addition of alloying elements...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003138
EISBN: 978-1-62708-199-3
... (200 to 250 °F). Beyond this, the properties deteriorate rapidly with increasing temperature. The second group consists of magnesium alloyed with various elements (rare earths, zinc, thorium, silver, and silicon) except aluminum, all containing a small but effective zirconium content that imparts a...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004001
EISBN: 978-1-62708-185-6
... materials which have been produced in the largest quantity to date. Fe 3 Al has an ordered D 0 3 cubic structure below 550 °C (1020 °F) and an imperfectly ordered B 2 cubic structure above this temperature. The Fe 3 Al-base alloys usually contain chromium, zirconium, carbon, boron, as well as other...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003082
EISBN: 978-1-62708-199-3
... 0.239 Beryllium 1.848 0.067 Bismuth 9.80 0.354 Cadmium 8.65 0.313 Calcium 1.55 0.056 Cesium 1.903 0.069 Chromium 7.19 0.260 Cobalt 8.85 0.322 Gallium 5.907 0.213 Germanium 5.323 0.192 Hafnium 13.1 0.473 Indium 7.31 0.264 Iridium 22.5 0.813...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001311
EISBN: 978-1-62708-170-2
... Abstract This article reviews cleaning and finishing operations that have proven to be effective on titanium, its alloys, and semi-fabricated titanium products. It explains how to remove scale, tarnish films, grease, and other soils and how to achieve required finishes and/or improve wear and...