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ASTM - ASTM International: Recent submissions
Now showing items 1521-1540 of 39933
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Standard Test Methods for Chemical, Mass Spectrometric, and Spectrochemical Analysis of Nuclear-Grade Boron Carbide
Abstract: 4.1 Boron carbide is used as a control material in nuclear reactors. In order to be suitable for this purpose, the material must meet certain criteria for assay, isotopic composition, and impurity content. These methods ... -
Standard Test Method for Thermal Conductivity of Carbon Refractories
Abstract: 3.1 The thermal conductivity of carbon refractories is a property required for selecting their thermal transmission characteristics. Users select carbon refractories to provide specified conditions of heat loss and cold-face ... -
Standard Practice for Examination and Sampling of Hardened
Concrete in Constructions Abstract: 4.1 The examination may provide a basis for laying out in situ testing of the concrete. 4.2 The sampling can provide materials for petrographic examination, in accordance with Practice C856, chemical or physical analytical ... -
Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radiochemical Analysis of Uranium Hexafluoride
Abstract: 4.1 Uranium hexafluoride is a basic material used to prepare nuclear reactor fuel. To be suitable for this purpose the material must meet criteria for uranium content, isotopic composition, metallic impurities, hydrocarbon ... -
Standard Specification for Cellulosic Fiber Loose-Fill Thermal Insulation
Abstract: This specification covers the composition and physical requirements of chemically treated, recycled cellulosic fiber loose-fill type thermal insulation for installation in attics or enclosed spaces in housing and other ... -
Standard Test Method for Continuity of Porcelain Enamel Coatings
Abstract: This test method provides for easy detection of discontinuities and areas of light coverage that are not readily seen by visual inspection on corrosion protective porcelain enamel coatings. These two issues limit the ... -
Standard Specification for Nuclear-Grade Boron Carbide Powder
Abstract: This specification defines the chemical and physical requirements for boron carbide powder intended for a variety of nuclear applications. The powder shall be classified as: Type 1; Type 2; and Type 3. The material shall ... -
Standard Specification for Mineral Wool Roof Insulation Board
Abstract: This specification covers the composition and physical properties of mineral fiber insulation board used above structural roof decks as a base for built-up roofing and single ply membrane systems in building construction. ... -
Standard Practice for Inspection of Underground Precast Concrete Utility Structures
Abstract: This practice covers the inspection of underground precast concrete utility structures designed and manufactured. The manufacturer shall have the following responsibilities: develop and use an effective quality control ... -
Standard Specification for Steel Wire, Modified Chromium Vanadium Valve Spring Quality
Abstract: This specification covers the highest quality of round modified chromium vanadium alloy steel valve spring wires, uniform in quality and temper, intended for the manufacture of valve springs and other springs requiring ... -
Standard Test Methods for Chemical, Mass Spectrometric, and Spectrochemical Analysis of Nuclear-Grade Plutonium Dioxide Powders and Pellets
Abstract: 4.1 Plutonium dioxide is used in mixtures with uranium dioxide as a nuclear-reactor fuel. In order to be suitable for this purpose, the material must meet certain criteria for plutonium content, isotopic composition, and ... -
Standard Test Methods for Chemical, Mass Spectrometric, and Spectrochemical Analysis of Nuclear-Grade Mixed Oxides ((U, Pu)O
2 ) Abstract: 4.1 Mixed oxide, a mixture of uranium and plutonium oxides, is used as a nuclear-reactor fuel in the form of pellets. The plutonium content may be up to a mass fraction of 10 %, and the diluent uranium may be of any 235U ... -
Standard Practice for Reducing Samples of Aggregate to Testing Size
Abstract: 4.1 Procedures for testing aggregates require obtaining representative portions of the supply material. Other factors being equal, larger samples will tend to be more representative of the total supply. This practice ... -
Standard Test Method for Density of Glass by Buoyancy
Abstract: 4.1 Density as a fundamental property of glass has basic significance. It is useful in the physical description of the glass and as essential data for research, development, engineering, and production. -
Standard Practice for Determination of Thermal Resistance of Loose-Fill Building Insulation
Abstract: 4.1 The thermal resistance, R, of an insulation is used to describe its thermal performance. 4.2 The thermal resistance of an insulation is related to the density and thickness of the insulation. It is desirable to obtain ... -
Standard Specification for Concrete Made by Volumetric Batching and Continuous Mixing
Abstract: A1.2 Significance and Use A1.2.1 These tests and requirements are used to evaluate loading and operating procedures; verify the accuracy of proportioning and indicating systems; and determine if mixing uniformity has been ... -
Standard Practice for Preparing Precision and Bias Statements for Test Methods for Construction Materials
Abstract: This practice provides guidance in preparing precision and bias statements for ASTM test methods pertaining to construction materials. Test method shall conform to the maximum acceptable range of individual measurements. ... -
Standard Test Methods for Thickness of Diffusion Coating
Abstract: 3.1 A diffusion coating is one produced by causing an element or elements to react with or diffuse into, or both, the surface of a metallic substrate, thus chemically altering the substrate adjacent to the surface. To ... -
Standard Specification for Mineral-Fiber Blanket Thermal Insulation for Light Frame Construction and Manufactured Housing
Abstract: 11.1 This specification applies to products that are used in buildings. While products that comply with this specification are used in various constructions, they are adaptable primarily, but not exclusively, to wood frame ...