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ASTM A640-97(2002)

Historical Reaffirmation

Standard Specification for Zinc-Coated Steel Strand for Messenger Support of Figure 8 Cable

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1.1 This specification covers two sizes of extra-high-strength grade of concentric-lay steel wire strand, composed of seven, zinc-coated steel wires, specifically intended for use as the supporting messenger in Figure 8-type communication and electrical cables.

1.2 The values stated in inch-pound units are to be regarded as the standard.


SDO ASTM: ASTM International
Document Number A640
Publication Date April 10, 1997
Language en - English
Page Count 3
Revision Level 97(2002)
Supercedes
Committee A05.12
Publish Date Document Id Type View
April 10, 1997 A0640-97R02E01 Revision
April 10, 1997 A0640-97 Revision
Sept. 1, 2019 A0640-97R19 Reaffirmation
Aug. 1, 2014 A0640-97R14 Reaffirmation
May 1, 2009 A0640-97R09E01 Reaffirmation
April 10, 1997 A0640-97R02 Reaffirmation