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  • Corrosion of Uranium and Uranium Alloys Corrosion

    It describes the dependence of uranium and uranium alloy corrosion on microstructure, alloying, solution chemistry, and temperature as well as galvanic interactions between uranium, its alloys, and other metals. The article provides information on the atmospheric corrosion of uranium based on oxidation in dry air or oxygen, water vapor, and oxygen-water vapor mixtures depending upon

    Uranium and Uranium Alloys Properties and Selection

    Uranium is a moderately strong and ductile metal that can be cast, formed, and welded by a variety of standard methods. This Article presents an overview of the processing and properties of uranium and uranium alloys with a brief overview of the principal hazards and precautions associated with processing depleted uranium and methods to control mild radioactivity, chemical toxicity, and

    Uranium, Uranium Alloys, and Uranium Compounds

    15/04/2007· Uranium, Uranium Alloys, and Uranium Compounds. Other versions of this article Martin Peehs. Siemens AG, Energieerzeugung (KWU), Erlangen, Germany. Search for more papers by this author. Thomas Walter. PreussenElektra Aktiengesellschaft, Hannover, Germany. Search for more papers by this author

    Uranium, Uranium Alloys, and Uranium Compounds

    Uranium, Uranium Alloys, and Uranium Compounds. This is an outdated version. There is a newer version of this article Martin Peehs. Siemens AG, Energieerzeugung (KWU), Erlangen, Federal Republic of Germany. Search for more papers by this author. Thomas Walter. PreussenElektra Aktiengesellschaft, Hannover, Federal Republic of Germany

    Machining of Uranium and Uranium Alloys Machining

    This article focuses on the basic metallurgy and machining parameters of classes of depleted and enriched uranium alloys. It provides information on the health precautions applicable to the machining of depleted uranium alloys. The article also discusses tool wear and the types of tools used in uranium alloy machining.

    Properties of Uranium Metal and Alloys

    Properties of Uranium Metal and Alloys. Properties of Uranium Metal and Alloys (from Appendix A of the PEIS) Brochure: Depleted Uranium and Uranium Alloy Properties

    Uranium Alloys an overview ScienceDirect Topics

    Uranium alloys have been used in the fuel elements in the carbon-dioxide cooled, first-generation nuclear power reactors in Britain (Calder Hall or Magnox reactors) and France and in fast breeder reactor prototypes (Dounreay, EBR-I and -II, and Fermi). Metallic uranium is produced by the reduction of uranium tetrafluoride by magnesium or calcium in a pressure vessel. Uranium fuel rods are

    The initial oxidation behavior of uranium and uranium

    01/11/2020· The uranium and U-Ti alloys are both contained by depleted uranium with the total impurity content below 500 ppm. The alloys samples with 0.7 % Ti in weight were heat treated (800 ℃ for 2 h and then quench cooled in water) after casting. The metal samples were cut to disks with 15 mm in diameter and 2 mm in thickness by machining. They were polished down to 500 mesh by sand

    Uranium Metal and Alloys: Source: Appendix A of the PEIS

    Uranium Metal and Alloys Source: Appendix A of the PEIS (DOE/EIS-0269) Physical Properties. Uranium metal appears as a heavy, silvery white, malleable, ductile, softer-than-steel, metallic element. It is one of the densest materials known (19 g/cm 3), being 1.6 times more dense than lead. Uranium metal is not as stable as U 3 O 8 or UF 4 because it is subject to surface oxidation. It tarnishes

    The initial oxidation behavior of uranium and uranium

    The oxidation kinetics of uranium and uranium-titanium (U-Ti) alloys at two typical storage atmospheres (dry air and 50 % RH air) were investigated based on the reflectance spectroscopy. Accurate kinetics parameters in parabolic stage were obtained by means of the accelerative experiments and simulated storage. The prediction models of uranium oxidation were established and the

    Uranium, Uranium Alloys, and Uranium Compounds

    Uranium, Uranium Alloys, and Uranium Compounds. This is an outdated version. There is a newer version of this article Martin Peehs. Siemens AG, Energieerzeugung (KWU), Erlangen, Federal Republic of Germany. Search for more papers by this

    Uranium and its alloys SpringerLink

    A short resume is given of the results of investigations of the physico-mechanical properties of uranium and its alloys, based on reports given at the Second International Conference on the Peaceful Uses of Atomic Energy, Geneva, 1958. The effect of irradiation on uranium and, in particular, the phenomenon of gas swelling are examined. Some examples are given of α-phase and γ-phase uranium

    Melting and casting of uranium and uranium alloys

    Uranium and uranium alloys are typically vacuum induction melted in graphite crucibles, but due to the chemical reactivity of uranium and most alloying elements with carbon, a protective coating is generally applied to the crucibles. The form of the melting stock and final ingot shape may also influence the specific melting technique chosen. The major impurities in uranium are iron, silicon

    Uranium metallurgy Wikipedia

    In materials science and materials engineering, uranium metallurgy is the study of the physical and chemical behavior of uranium and its alloys.. Commercial-grade uranium can be produced through the reduction of uranium halides with alkali or alkaline earth metals.Uranium metal can also be made through electrolysis of KUF 5 or UF 4, dissolved in a molten CaCl 2 and NaCl.

    Welding of uranium and uranium alloys CORE

    Welding of uranium and uranium alloys . By G.L. Mara and J.L. Murphy. Abstract. The major reported work on joining uranium comes from the USA, Great Britain, France and the USSR. The driving force for producing this technology base stems from the uses of uranium as a nuclear fuel for energy production, compact structures requiring high density, projectiles, radiation shielding, and nuclear

    Uranium Metal and Alloys: Source: Appendix A of the

    Uranium Metal and Alloys Source: Appendix A of the PEIS (DOE/EIS-0269) Physical Properties. Uranium metal appears as a heavy, silvery white, malleable, ductile, softer-than-steel, metallic element. It is one of the densest materials known (19 g/cm 3), being 1.6 times more dense than lead. Uranium metal is not as stable as U 3 O 8 or UF 4 because it is subject to surface oxidation. It tarnishes

    Dissolution of Uranium Metal and its Alloys Analytical

    This article is cited by 38 publications. Sarah Hickam, Sergey M. Aksenov, Mateusz Dembowski, Samuel N. Perry, Hrafn Traustason, Meghan Russell, Peter C. Burns. Complexity of Uranyl Peroxide Cluster Speciation from Alkali-Directed Oxidative Dissolution of Uranium Dioxide.

    Machining of uranium and uranium alloys|INIS

    Uranium and uranium alloys can be readily machined by conventional methods in the standard machine shop when proper safety and operating techniques are used. Material properties that affect machining processes and recommended machining parameters are discussed. Saf

    Process for electroslag refining of uranium and uranium

    The development relates to a process for electroslag refining of uranium and uranium alloys wherein molten uranium and uranium alloys are melted in a molten layer of a fluoride slag containing up to about 8 weight percent calcium metal. The calcium metal reduces oxides in the uranium and uranium alloys to provide them with an oxygen content of less than 100 parts per million.

    OF URANIUM AND THORIUM ALLOYS

    "Constitution of Uranium and Thorium Alloys" (BMI- 1300) super- sedes "Compilation of US and UK Uranium and Thorium Constitution Diagrams" (BMI- 1000). mat. The original "Compilation" has been used extensively and has been reprinted. ance of the original work implies acceptance of the concept and ap- proach. attempt to provide an even more useful reference piece. ecessor, this work was written

    Machining of uranium and uranium alloys|INIS

    Uranium and uranium alloys can be readily machined by conventional methods in the standard machine shop when proper safety and operating techniques are used. Material properties that affect machining processes and recommended machining parameters are discussed. Saf

    Metallurgical Technology of Uranium and Uranium Alloys

    Metallurgical Technology of Uranium and Uranium Alloys: Manufacturing of uranium and uranium alloys. Surface metallurgy of uranium and uranium alloys. American Society for Metals, 1982 Uranium 900 pages. 0 Reviews. From inside the book . What people are saying Write a review. We haven't found any reviews in the usual places. Contents. MANUFACTURING OF URANIUM AND URANIUM ALLOYS

    Uranium Metal and Alloys: Source: Appendix A of the

    Uranium Metal and Alloys Source: Appendix A of the PEIS (DOE/EIS-0269) Physical Properties. Uranium metal appears as a heavy, silvery white, malleable, ductile, softer-than-steel, metallic element. It is one of the densest materials known (19 g/cm 3), being 1.6 times more dense than lead. Uranium metal is not as stable as U 3 O 8 or UF 4 because it is subject to surface oxidation. It tarnishes

    Metallurgical technology of uranium and uranium alloys

    Metallurgical technology of uranium and uranium alloys by,unknown edition,

    OF URANIUM AND THORIUM ALLOYS

    "Constitution of Uranium and Thorium Alloys" (BMI- 1300) super- sedes "Compilation of US and UK Uranium and Thorium Constitution Diagrams" (BMI- 1000). mat. The original "Compilation" has been used extensively and has been reprinted. ance of the original work implies acceptance of the concept and ap- proach. attempt to provide an even more useful reference piece. ecessor, this work was written

    Process for electroslag refining of uranium and uranium

    The development relates to a process for electroslag refining of uranium and uranium alloys wherein molten uranium and uranium alloys are melted in a molten layer of a fluoride slag containing up to about 8 weight percent calcium metal. The calcium metal reduces oxides in the uranium and uranium alloys to provide them with an oxygen content of less than 100 parts per million.

    Reactions of uranium and the platinide elements. II. The

    of uranium and thorium alloys by Rough and Bauer [1),1 and includes some of that from the present study. No information on this system was included in the compilation by Hansen and Anderko [2],but various portions of this system have appeared in reports from the Argonne National Laboratory Metallurgy Division [3,4, 5]. The recent compilation by Elliott [6] presents the uranium-rich portion

    Reaction of uranium and its alloys with water vapor at low

    Reaction of uranium and its alloys with water vapor at low temperatures Showing 1-4 of 33 pages in this report. PDF Version Also Available for Download. Physical Description. 25 pages Creation Information. Magnani, N.J. August 1, 1974

    THE FORMATION OF URANIUM AND OF BERYLLIUM

    10/11/2014· Large volume expansions accompany the formation of binary alloys of beryllium with uranium, thorium, iron, copper, zirconium, titanium, and vanadium, and of uranium with aluminium, during the sintering of the mixed, cold-compacted elemental powders. No expansion was detected during the sintering of binary mixtures of beryllium with aluminium, silicon, and magnesium, or mixtures of uranium

    Determination of uranium and plutonium in uranium

    Extraction of Thorium and Uranium from Chloride Solutions by Tri- n -Butyl Phosphate and Tri- n -Octyl Phosphine Oxide. Journal of Nuclear Science and Technology 1964,1 (5),155-162.

    Metallurgical Technology of Uranium and Uranium Alloys

    Metallurgical Technology of Uranium and Uranium Alloys: Manufacturing of uranium and uranium alloys. Surface metallurgy of uranium and uranium alloys. American Society for Metals, 1982 Uranium 900 pages. 0 Reviews. From inside the book . What people are saying Write a review. We haven't found any reviews in the usual places. Contents. MANUFACTURING OF URANIUM AND URANIUM ALLOYS

    Metallurgical technology of uranium and uranium alloys

    Metallurgical technology of uranium and uranium alloys by,unknown edition,

    New metallographic techniques for the examination of

    An attack-polish reagent has been developed for the metallographic preparation of uranium alloys and uranium dioxide. The reagent consists of a slurry of hydrogen peroxide (30 wt %) and 5 % γ-alumina. Polishing is carried out on a polythene lap covered with terylene velvet. This method has many advantages over the standard electro-polishing techniques used for uranium and uranium alloys. A

    Journal of Physics: Conference Series PAPER OPEN ACCESS

    uranium and U–Mo alloys at low temperatures we observe body-centered tetragonal (bct) structure, which is similar to the metastable γ0-phase found in the experiments. At higher temperatures bct structure transforms toa quasi body-centeredcubic (q-bcc)phase that exhibits cubic symmetry just on the scale of several interatomic spacings or when averaged over time. Instantaneous pair

    Reactions of uranium and the platinide elements. II. The

    of uranium and thorium alloys by Rough and Bauer [1),1 and includes some of that from the present study. No information on this system was included in the compilation by Hansen and Anderko [2],but various portions of this system have appeared in reports from the Argonne National Laboratory Metallurgy Division [3,4, 5]. The recent compilation by Elliott [6] presents the uranium-rich portion

    AD-774 190 URANIUM ALLOY METALLURGY DTIC

    URANIUM ALLOY METALLURGY AN ANNOTATED BIBLIOGRAPHY b ARMY MATERIALS AND MECHANICS RESEARCH CENTER JANUARY 1974 DISTRIBUTED BY: Nalu Techlwal kknlft Serie U. S. DEPARTMENT OF COMMERCE I-~~w- i. AMMRC MS 74-1 1111-SURANIUM ALLOY METALLURGY-A" AN A NNO TATWE B IB&t fOR AP HY MAWA~ET M. MURWHY TEC~r4tOL

    Reaction of uranium and its alloys with water vapor at low

    Reaction of uranium and its alloys with water vapor at low temperatures Showing 1-4 of 33 pages in this report. PDF Version Also Available for Download. Physical Description. 25 pages Creation Information. Magnani, N.J. August 1, 1974

    Rapid determination of molybdenum and titanium in uranium

    determination of titanium in uranium-titanium alloy was carried out by normal spectrophotometry at 510 run using hydrogen peroxide as the chromophoric reagent without any interference from uranium. The proposed methods are precise and accurate besides being very simple and rapid. Uranium is of importance as the fuel for nuclear reactors. Various alloys are often used in order to improve the

    THE FORMATION OF URANIUM AND OF BERYLLIUM

    10/11/2014· Large volume expansions accompany the formation of binary alloys of beryllium with uranium, thorium, iron, copper, zirconium, titanium, and vanadium, and of uranium with aluminium, during the sintering of the mixed, cold-compacted elemental powders. No expansion was detected during the sintering of binary mixtures of beryllium with aluminium, silicon, and magnesium, or mixtures of uranium

    Rosatom enters next stage of ATF development : Uranium

    Fuel pellets were made from traditional uranium dioxide, as well as uranium-molybdenum alloy with increased density and thermal conductivity. Either zirconium alloy with a chromium coating or chromium-nickel alloy were used as the rod cladding material. After each irradiation cycle, several fuel rods from each fuel assembly were extracted for further post-irradiation studies, and the new non

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