درباره ما
ASTM - ASTM International: Recent submissions
Now showing items 2041-2060 of 39933
-
Standard Practice for Installing and Using Pneumatic Tubes with Roadway Traffic Counters and Classifiers
Abstract: 3.1 This practice addresses the recording of traffic characteristics, using pneumatic tubing with recording devices. This practice provides information for use with professional judgment by governmental agencies and private ... -
Standard Test Method for Facing Cleavage of Sandwich Panels
Abstract: 4.1 This test method determines the cleavage force required to peel stiff facings from the core of sandwich panels, and is used to determine how well the facing is bonded to the core. Test Method D1781 only works well with ... -
Standard Practice for Determining Relative Image Quality Response of Industrial Radiographic Imaging Systems from 4 to 25 MeV
Abstract: 4.1 This standard provides a practice for determining the relative image quality response of a radiographic detector (film, CR imaging plate, or DDA) when exposed to 4 MeV to 25 MeV X-rays as any single component of the ... -
Standard Practice for Near Infrared Qualitative Analysis
Abstract: 4.1 NIR spectroscopy is a widely used technique for quantitative analysis, and it is also becoming more widely used for the identification of organic materials, that is, qualitative analysis. In general, however, the concept ... -
Standard Test Method for Measuring Surface Frictional Properties Using the Dynamic Friction Tester
Abstract: 5.1 This test method provides a measure of surface friction as a function of sliding speed, either in the field or in a laboratory. 5.2 This test method can be used to determine the relative effects of various polishing ... -
Standard Practice for Describing and Specifying a Direct Current Plasma Atomic Emission Spectrometer
Abstract: 4.1 This practice describes the essential components of the DCP spectrometer. This description allows the user or potential user to gain a basic understanding of this system. It also provides a means of comparing and ... -
Standard Test Method for Water Penetration of Exterior Metal Roof Panel Systems by Uniform Static Air Pressure Difference
Abstract: 5.1 This test method is a standard procedure for determining the resistance to water penetration under uniform positive static air pressure differences, and simulates wind driven rain imposed on sidelaps and rain that is ... -
Standard Practices for Infrared Multivariate Quantitative Analysis
Abstract: 5.1 These practices can be used to establish the validity of the results obtained by an infrared (IR) spectrometer at the time the calibration is developed. The ongoing validation of estimates produced by analysis of unknown ... -
Standard Practice for Testing Electrolytic Conductivity Detectors (ELCD) Used in Gas Chromatography
Abstract: 3.1 Although it is possible to observe and measure each of the several characteristics of the ELCD under different and unique conditions, in particular its different modes of selectivity, it is the intent of this practice ... -
Standard Specification for Miniature Thermocouple Connectors
Abstract: This specification covers separable single-circuit miniature thermocouple connectors with two flat pins. Connectors covered by this specification must be rated for continuous use to at least 300 -
Standard Specification for Bonded Copper Conductors for Use in Hookup Wires for Electronic Equipment
Abstract: This specification covers stranded uninsulated bare, tin, or tin-lead alloy coated copper conductors in which wires in the strand are metallically bonded together by the application of heat additional tin, or tin-lead alloy ... -
Standard Practice for General Techniques of Gas Chromatography Infrared (GC/IR) Analysis
Abstract: 4.1 This practice provides general guidelines for the proper practice of gas chromatography coupled with infrared spectrophotometric detection and analysis (GC/IR). This practice assumes that the chromatography involved ... -
Standard Classification for Building Elements and Related Sitework—UNIFORMAT II
Abstract: 4.1 This classification defines building elements as major components common to most buildings. The classification is the common thread linking activities and participants in a building project from initial planning through ... -
Standard Practice for Evaluation of Physical Compatibility of Pesticides in Aqueous Tank Mixtures by the Dynamic Shaker Method
Abstract: 4.1 This practice is designed for researchers, applicators, and end users of pesticides where one or more ingredients are being mixed into an aqueous spray system. The practice is useful in determining physical compatibility ... -
Standard Practice for Testing Conductivity Detectors Used in Liquid and Ion Chromatography
Abstract: 5.1 This practice is intended to describe the performance of a conductivity detector independent of the chromatographic system in terms that the analyst can use to predict overall system performance when the detector is ... -
Standard Test Method for Determining the X-Ray Elastic Constants for Use in the Measurement of Residual Stress Using X-Ray Diffraction Techniques
Abstract: 6.1 This test method provides standard procedures for experimentally determining the XEC for use in the measurement of residual and applied stresses using x-ray diffraction techniques. It also provides a standard means of ... -
Standard Guide for Auditing and Evaluating Capabilities of Nondestructive Testing Agencies
Abstract: 3.1 The use of this survey form will provide the auditor with a guide for evaluating an agency. 3.1.1 The description of the agency's facility and its organization will aid the auditor in determining if the agency has ... -
Standard Practice for Refractive Index Detectors Used in Liquid Chromatography
Abstract: 3.1 Although it is possible to observe and measure each of several characteristics of a detector under different and unique conditions, it is the intent of this practice that a complete set of detector test results should ... -
Standard Practice for Testing Nitrogen/Phosphorus Thermionic Ionization Detectors for Use In Gas Chromatography
Abstract: 4.1 Although it is possible to observe and measure each of the several characteristics of a detector under different and unique conditions, it is the intent of this practice that a complete set of detector specifications ... -
Standard Guide for Evaluating Grinding Materials Used for Surface Preparation in Spectrochemical Analysis
Abstract: 4.1 The grinding materials used for the preparation of the surfaces of specimens prior to analysis by spark atomic emission or X-ray fluorescence spectrometry can contaminate the surface and thus produce erroneous results. ...