ASTM-A474 2017

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A474-03(2017) Standard Specification for Aluminum-Coated Steel Wire Strand

Published By	Publication Date	Number of Pages
ASTM	2017	4

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Categories: 29.060.10 - Wires, ASTM

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Description

ASTM A474-03-Reapproved2017

Historical Standard: Standard Specification for Aluminum-Coated Steel Wire Strand

ASTM A474

Scope

1.1 This specification covers five grades of aluminum-coated, steel wire strand, composed of a number of round, steel wires, with aluminum coatings, for use as guys, messengers, span wires, and for similar purposes.

1.2 The five grades covered are as follows:

1.2.1 Utilities,

1.2.2 Common,

1.2.3 Siemens-Martin,

1.2.4 High-Strength, and

1.2.5 Extra High-Strength.

1.3 Minimum breaking strengths of strand for each grade are specified in Table 1.

TABLE 1 Physical Properties of Aluminum-Coated Steel Wire Strand

(A) The utilities grade is used principally by communication and power and light industries.

(B) The last numbers in parentheses refer to elongation requirements specified in Section 9.

1.4 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.

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Keywords

aluminum-coated steel wire strand; wire strand ;

ICS Code

ICS Number Code 29.060.10 (Wires)

DOI: 10.1520/A0474-03R17

Additional information

Utilities GradeA	Common Grade
7/16	(11.11)
1/2	(12.7)
Nominal Diameter of Strand, in. (mm)	Number of Wires in Strand
3/16	(4.76)
1/4	(6.35)
5/16	(7.94)
3/8	(9.52)
9/32	(7.14)
ICS Codes	29.060.10 - Wires