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ASTM International, 04/01/2013
Publisher: ASTM
File Format: PDF
$26.00$52.00
Published:01/04/2013
Pages:4
File Size:1 file , 66 KB
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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.
Nominal Diameter of Strand, in. (mm)
Number of Wires in Strand
Nominal Diameter of Coated Wires in Strand, in. (mm)
Approximate Weight of Strand, lb/1000 ft (kg/m)
Minimum Breaking Strength of Strand, lbf (kN)
Utilities GradeA
Common Grade
Siemens- Martin Grade
High- Strength Grade
Extra-High- Strength Grade
³/16
(4.76)
7
0.062 (1.57)
73 (0.108)
. . .
1 150
(5.1)
1 900
(8.5)
2 850
(12.7)
0.065 (1.65)
80 (0.118)
2 400
(10.7) (1)B
1/4
(6.35)
3
0.120 (3.05)
117 (0.173)
3 150
(14.0) (2)
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