ASTM A640-97(2002) (R1997)
Superseded , Reaffirmed Standard
Historical

ASTM A640-97(2002) (R1997)

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

Summary

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.

Technical characteristics

Publisher American Society for Testing and Materials (ASTM International)
Publication Date 04/10/1997
Confirmation Date 04/10/1997
Collection
Page Count 3
EAN ---
ISBN ---
Weight (in grams) ---

Replaces

Previous versions

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