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ASTM B228-11a

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Standard Specification for Concentric-Lay-Stranded Copper-Clad Steel Conductors

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1.1 This specification covers bare concentric-lay-stranded conductors made from bare round copper-clad steel wires for general use for electrical purposes.

1.2 For the purpose of this specification, conductors are classified as follows: Grade 40 HS, Grade 30 HS, and Grade 30 EHS.

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.

This specification covers bare concentric-lay-stranded conductors made from bare round copper-clad steel wires for general use for electrical purposes. Conductors are classified as follows: Grade 40 HS, Grade 30 HS, and Grade 30 EHS. The numbers and diameters of the wires in the concentric-lay-stranded conductors shall conform to the requirements prescribed. Tests for physical and electrical properties of wires composing concentric-lay-stranded conductors made from copper-clad steel wire shall be made before stranding.


SDO ASTM: ASTM International
Document Number B228
Publication Date Nov. 15, 2011
Language en - English
Page Count 5
Revision Level 11a
Supercedes
Committee B01.06
Publish Date Document Id Type View
Nov. 15, 2011 B0228-11A Revision
April 1, 2011 B0228-11 Revision
April 1, 2004 B0228-04 Revision
April 10, 2002 B0228-98 Revision
April 10, 2002 B0228-02 Revision
Oct. 1, 2021 B0228-11AR21 Reaffirmation
April 1, 2016 B0228-11AR16 Reaffirmation