Category ASTM Standards

📐 Scope and General Test Methods (Part A) ASTM D297-21 provides the definitive framework for the qualitative and quantitative chemical analysis of rubber products within the “R” family, covering both natural and synthetic crude rubbers. The standard is strategically divided…

🧪 Introduction and Scope ASTM D2970/D2970M-04 (Reapproved 2014) provides standard test methods for testing tire cords, tire cord fabrics, and industrial yarns made from glass filaments. These products are specifically intended for use in the manufacture of pneumatic tires but…

📐 Scope and Key Definitions This test method, designated D2968-22, covers the determination by microprojection of the percentage of medullated fibers, specifically med and kemp fibers, in wool or other animal fibers such as mohair, cashmere, alpaca, or camel’s hair…

⚙️ Test Scope and Procedures ASTM D2969-04 (Reapproved 2014) defines standardized test methods for steel tire cords specifically designed for pneumatic tire reinforcement. By agreement, these methods may also evaluate similar cords for other rubber products. Cords may be tested…

📐 Scope and Significance This standard practice, designated ASTM D2962-23, provides a standardized methodology for calculating the volume-temperature correction for liquid coal-tar pitches. Because different pitches expand or contract at varying rates directly related to their relative density, a uniform…

📜 Test Method Overview and Significance ASTM D2967‑24 provides a standardized procedure to evaluate the corner coverage of powder coatings. This test method specifically measures the ratio of the coating thickness on sharp 90° corners to the thickness on adjacent…

ASTM D2961/D2961M-19 specifies a standard practice for the rapid, single-stage determination of total moisture in coal crushed to a 2.36 mm (No. 8 Sieve) topsize. This method is explicitly intended for coals with a total moisture content of less than…

📐 Scope and Principle of the Test Method This standard, ASTM D2959-95, covers the determination of ethylene oxide (EO) in polyethoxylated nonionic surfactants. Its applicability extends to any compounds that form unstable 1,2-diiodides, including propylene oxide derivatives, glycols, and polyglycol…

📋 Scope and Summary ASTM D2960 outlines a controlled laundering test using naturally soiled fabrics in household appliances to compare the cleaning and whitening performance of home laundering products or procedures. The test is conducted on a paired comparison basis,…

This article provides an overview of ASTM D2950/D2950M-22, which outlines a standard test method for determining the density of asphalt mixtures in place using nuclear methods. The procedure involves gamma radiation attenuation through either the backscatter or direct transmission technique.…

📐 Specimen Geometry and Preparation ASTM D2951-00 provides a definitive method for evaluating the thermal stress-cracking susceptibility of Type III and IV polyethylene plastics. The test specimens are rectangular strips cut from a compression-molded sheet prepared in accordance with Practice…

📐 Scope and Significance ASTM D2949 – 24 specifies the requirements for 3.25-inch Outside Diameter (OD) Poly(Vinyl Chloride) (PVC) plastic drain, waste, and vent (DWV) pipe and fittings. This standard covers material requirements, dimensions and tolerances, deflection load resistance, crush…