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ASTM E1588-20 - Standard Practice for Gunshot Residue Analysis by Scanning Electron Microscopy/Energy Dispersive X-Ray Spectrometry
September 15, 2020 - ASTM International

5.1 This document will be of use to forensic laboratory personnel who are involved in the analysis of GSR samples by SEM/EDS (5). 5.2 SEM/EDS analysis of GSR is a non-destructive method that provides (6, 7) both morphological information and the constituent elements detected...

ASTM F855-20 - Standard Specifications for Temporary Protective Grounds to Be Used on De-energized Electric Power Lines and Equipment
September 15, 2020 - ASTM International

These specifications cover the equipment making up the temporary grounding system used on de-energized electric power lines, electric supply stations, and equipment. These specifications for a system of protective grounding utilizing copper cables are covered in four parts, as...

ASTM D1981-11(2020)e1 - Standard Test Method for Measuring Color After Heating of Tall Oil Fatty Acids
September 1, 2020 - ASTM International

3.1 The color of a tall oil fatty acid is readily affected by heat and oxidization. Variations in degree of heat, time of heat, and exposure to atmosphere during heating have a marked effect on the color obtained; therefore, conformity to the equipment and procedure outlined...

ASTM A311/A311M-04(2020) - Standard Specification for Cold-Drawn, Stress-Relieved Carbon Steel Bars Subject to Mechanical Property Requirements
September 1, 2020 - ASTM International

This specification covers cold-drawn, stress-relieved carbon steel bars subject to mechanical property requirements. The bars are furnished in two classes, A and B. Class A are normal-draft cold-drawn and stress-relieved rounds, squares, hexagons, and flats. Class B are...

ASTM A744/A744M-20 - Standard Specification for Castings, Iron-Chromium-Nickel, Corrosion Resistant, for Severe Service
September 1, 2020 - ASTM International

1.1 This specification covers iron-chromium-nickel alloy, stainless steel castings intended for particularly severe corrosive applications. 1.2 This specification requires post-weld heat treatment of all weld repairs affecting surfaces intended to be wetted by the corrosive medium. For applications...

ASTM A1094/A1094M-20 - Standard Specification for Continuous Hot-Dip Galvanized Steel Bars for Concrete Reinforcement
September 1, 2020 - ASTM International

1.1 This specification covers steel reinforcing bars, with protective zinc or zinc-alloy coatings applied by the continuous hot-dip process. Note 1: The galvanizer is identified throughout this specification as the manufacturer. 1.2 Guidelines for construction practices at the job-site are...

ASTM C478/C478M-20 - Standard Specification for Circular Precast Reinforced Concrete Manhole Sections
September 1, 2020 - ASTM International

1.1 This specification covers the manufacture and purchase requirements of products used for the assembly and construction of circular vertical precast reinforced concrete manholes and structures used in sewer, drainage, and water works. 1.2 Part I, Sections 1 - 11, of this...

ASTM C507-20 - Standard Specification for Reinforced Concrete Elliptical Culvert, Storm Drain, and Sewer Pipe
September 1, 2020 - ASTM International

1.1 This specification covers reinforced elliptically shaped concrete pipe to be used for the conveyance of sewage, industrial wastes, and storm water, and for the construction of culverts. 1.2 Pipe designed for placement with the major axis horizontal shall be designated as "Horizontal Elliptical...

ASTM C507M-20 - Standard Specification for Reinforced Concrete Elliptical Culvert, Storm Drain, and Sewer Pipe (Metric)
September 1, 2020 - ASTM International

1.1 This specification covers reinforced elliptically shaped concrete pipe to be used for the conveyance of sewage, industrial wastes, storm water, and for the construction of culverts. 1.2 Pipe designed for placement with the major axis horizontal shall be designated as "Horizontal Elliptical Pipe...

ASTM D1356-20a - Standard Terminology Relating to Sampling and Analysis of Atmospheres
September 1, 2020 - ASTM International

1.1 This terminology is a collective vocabulary relating to sampling and analysis of atmospheres. As a convenience to general interest, it contains most of the standard terms, definitions, and nomenclature under the jurisdiction of Committee D22. 1.2 Many of the entries in this...

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