This standard is issued under the fixed designation A ; the number immediately 1 This specification is under the jurisdiction of ASTM Committee A05 on. ASTM A Specification for Zinc-Coated Steel Wire Strand. ASTM A Specification for Zinc-Coated (Galvanized) Steel Overhead Ground Wire Strand. ASTM A Standard Specification for Zinc-Coated Steel Wire Strand.
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GSW (Galvanized Steel Wire) ASTM A
Strands shall have a left lay and all wires shall be stranded with uniform tension and be sufficiently close. Class 1 and Classes A, B, and C.
It is informational only and not an official part of the standard; the full text of the standard itself astn be referred to for its use and application. Minimum weights of zinc coatings are described in Section This abstract is a brief summary sstm the referenced standard.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. Link to Active This link will always route to the current Active version of the standard.
ASTM does not give any warranty express or implied asm make any representation that the contents of this abstract are accurate, complete or up to date. The finished strand shall meet the requirements according to the specified approximate weight per unit length of strand against minimum breaking strength, elongation, and ductility of steel.
The base metal shall be steel made by any commercially accepted steel making process and of such quality and purity that, when drawn to the size of wire specified and coated with zinc, the finished strand and the individual wires shall be of uniform quality and have the properties and characteristics as prescribed in this specification.
The five grades covered are as follows: The zinc-coated wire shall be capable of being wrapped in a close helix without cracking or delaminating the zinc coating.
zinc-coated steel wire strand （ASTM A475）
Joints in the wires composing the strand shall be either the brazed-lap type or electric-butt-welded type shall astk coated with zinc after completion so astn the joints have protection from corrosion equivalent to that of the zinc-coated wire itself. Historical Version s – view previous versions of standard. This specification covers five grades of zinc-coated, steel wire strand, composed of a number of round, steel wires, with four weights of zinc coatings, suitable for use as guys, messengers, span wires, and for similar purposes.