tailieunhanh - Standard Specification for Zinc-Coated (Galvanized) Low-Carbon Steel Armor Wire

"Standard Specification for Zinc-Coated (Galvanized) Low-Carbon Steel Armor Wire" covers zinc-coated low-carbon steel wire for use in armoring for protection against damage of submarine and underground cables used for communication, control, or power purposes. 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. | Designation A411 08 Reapproved 2013 Standard Specification for Zinc-Coated Galvanized Low-Carbon Steel Armor Wire1 This standard is issued under the fixed designation A411 the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense. 1. Scope 5. Base Metal This specification covers zinc-coated low-carbon steel The base metal shall be manufactured by any commer- wire for use in armoring for protection against damage of cially accepted steel making practice and of such quality that submarine and underground cables used for communication when processed and zinc-coated the finished wire shall have control or power purposes. the properties prescribed in this specification. The values stated in inch-pound units are to be regarded 6. Joints as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only The wire shall be furnished in coils of one continuous and are not considered standard. length. Welds made prior to final wire drawing shall be permitted. 2. Referenced Documents ASTM Standards 2 7. Tensile Strength A90 A90M Test Method for Weight Mass of Coating on The zinc-coated wire shall have a tensile strength of not Iron and Steel Articles with Zinc or Zinc-Alloy Coatings less than 50 000 psi 345 MPa nor more than 70 000 psi 483 A938 Test Method for Torsion Testing of Wire MPa . The tensile strength of the zinc-coated wire shall be B6 Specification for Zinc determined in accordance with Test Methods E8. The diameter E8 Test Methods for Tension Testing of Metallic Materials of the wire shall be measured over the zinc coating for the purpose of calculating the tensile strength. .