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ASTM B267-07

Current Revision

Standard Specification for Wire for Use In Wire-Wound Resistors

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1.1 This specification covers round wire and ribbon with controlled electrical properties for use in wire-wound resistance units and similar applications, but not for use as electrical heating elements.

1.2 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.

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 become familiar with all hazards including those identified in the appropriate Material Safety Data Sheet (MSDS) for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.


This specification covers round wires and ribbons with controlled electrical properties made from magnetic and nonmagnetic class 1a-11 alloys. The wires and ribbons, which may have insulated coverings or enamel coatings, are recommended for use in wire-wound resistance units like precision resistors and other similar applications, but not for use as electrical heating elements. Each bare wire should conform to the requirements for nominal resistivity, elongation, thermal electromotive force with respect to copper, and the temperature coefficient of resistance contained in this specification. The nominal resistance per unit length for a round wire is calculated from the nominal resistivity and nominal cross-sectional area.


SDO ASTM: ASTM International
Document Number B267
Publication Date May 1, 2007
Language en - English
Page Count 5
Revision Level 07
Supercedes
Committee B02.10
Publish Date Document Id Type View
May 1, 2007 B0267-07 Revision
Jan. 1, 2001 B0267-90R95E01 Revision
Nov. 1, 2023 B0267-07R23 Reaffirmation
April 1, 2018 B0267-07R18 Reaffirmation
May 1, 2013 B0267-07R13 Reaffirmation
Jan. 1, 2001 B0267-90R01 Reaffirmation