1.1 These tables include (1) a series of conversion factors required to convert the number of a yarn measured in a specific system to the equivalent number measured in various other systems (see Table 1), and (2) specific equivalent numbers for yarns measured in various systems (see Table 2).
1.2 The content is basically consistent with recommendations of the International Organization for Standardization (ISO) Standard 2947.
1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
Standard 2947 Textiles-Integrated Conversion Table for Replacing Traditional Yarn Numbers by Rounded Numbers in the Tex System Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http://www.ansi.org.
NIST Circular M121, 1936 Available from National Institute of Standards and Technology (NIST), 100 Bureau Dr., Stop 1070, Gaithersburg, MD 20899-1070, http://www.nist.gov.
D123 Terminology Relating to Textiles
D4849 Terminology Related to Yarns and Fibers
SI10 Standard for Use of the International System of Units (SI): The Modern Metric System Excerpts from SI 10, Standard for Use of the International System of Units (SI): The Modern Metric Syste, can be found in the Annual Book of ASTM Standards, Vols 07.01 and 07.02. The standard is available as a separate publication and appears in its entirety in Vol 14.02.
yarn number; yarns per pound; Conversion units/factors; Tables (measurement)--clothing; Tex yarn numbering system; Yarn number ;
ICS Number Code 59.080.20 (Yarns)
ASTM International is a member of CrossRef.
Citing ASTM Standards
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