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ASTM E1935-97(2019) - Standard Test Method for Calibrating and Measuring CT Density
December 1, 2019 - ASTM International

1.1 This test method covers instruction for determining the density calibration of X- and γ-ray computed tomography (CT) systems and for using this information to measure material densities from CT images. The calibration is based on an examination of the CT image of a disk of...

ASTM C1255-18 - Standard Test Method for Analysis of Uranium and Thorium in Soils by Energy Dispersive X-Ray Fluorescence Spectroscopy
June 1, 2018 - ASTM International

1.1 This test method covers the energy dispersive X-ray fluorescence (EDXRF) spectrochemical analysis of trace levels of uranium and thorium in soils. Any sample matrix that differs from the general ground soil composition used for calibration (that is, fertilizer or a sample...

ASTM E399-19 - Standard Test Method for Linear-Elastic Plane-Strain Fracture Toughness K Ic of Metallic Materials
June 15, 2019 - ASTM International

5.1 The property KIc determined by this test method characterizes the resistance of a material to fracture in a neutral environment in the presence of a sharp crack under essentially linear-elastic stress and severe tensile constraint, such that (1) the state of stress...

ASTM D2251-10(2020) - Standard Test Method for Metal Corrosion by Halogenated Organic Solvents and Their Admixtures
January 1, 2020 - ASTM International

1.1 This test method covers the evaluation of the corrosiveness to metals by halogenated organic solvents and their admixtures for cold cleaning applications. Note 1: The test method described herein is an adaptation of Test Method D130. 1.2 The values stated in SI units are to be...

ASTM D6420-18 - Standard Test Method for Determination of Gaseous Organic Compounds by Direct Interface Gas Chromatography-Mass Spectrometry
November 1, 2018 - ASTM International

1.1 This test method employs a direct interface gas chromatograph/mass spectrometer (GCMS) to identify and quantify the 36 volatile organic compounds (or sub-set of these compounds) listed as follows. The individual Chemical Abstract Service (CAS) numbers are listed after each compound....

ASTM E2840-11(2019) - Standard Practice for Pavement Condition Index Surveys for Interlocking Concrete Roads and Parking Lots
December 1, 2019 - ASTM International

1.1 This practice is used to assess the condition of roads and parking lots surfaced with interlocking concrete pavement through visual surveys using the Pavement Condition Index (PCI) method of quantifying pavement condition. 1.2 The PCI for roads and parking lots was developed by...

ASTM E2899-19 - Standard Test Method for Measurement of Initiation Toughness in Surface Cracks Under Tension and Bending
November 15, 2019 - ASTM International

5.1 Surface cracks are among the most common defects found in structural components. An accurate characterization and understanding of crack-front behavior is necessary to ensure successful operation of a structure containing surface cracks. The testing of laboratory specimens with...

ASTM E2899-19e1 - Standard Test Method for Measurement of Initiation Toughness in Surface Cracks Under Tension and Bending
November 15, 2019 - ASTM International

5.1 Surface cracks are among the most common defects found in structural components. An accurate characterization and understanding of crack-front behavior is necessary to ensure successful operation of a structure containing surface cracks. The testing of laboratory specimens with...

ASTM E3168-20 - Standard Practice for Determining Low-Contrast Visual Acuity of Radiographic Interpreters
February 1, 2020 - ASTM International

4.1 This practice is used to evaluate the ability of a radiographic interpreter to discriminate low contrast slit images in a radiographic interpretation environment. A radiographic viewer, as described in Specification E1390, and a viewing environment, as described in...

ASTM D7235-16 - Standard Guide for Establishing a Linear Correlation Relationship Between Analyzer and Primary Test Method Results Using Relevant ASTM Standard Practices
April 1, 2016 - ASTM International

4.1 This guide is intended to be used in conjunction with Practice D3764 (Case 1) and Practice D6122 (Case 2). Methodology in this guide can be used to determine if a linear correlation can improve the performance of the total analyzer system in terms of its ability to predict...

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