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Homepage>BS Standards>29 ELECTRICAL ENGINEERING>29.060 Electrical wires and cables>29.060.10 Wires>BS 4087:1989 Specification for copper-covered steel wire for telephone and telegraph purposes
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immediate downloadReleased: 1989-08-31
BS 4087:1989 Specification for copper-covered steel wire for telephone and telegraph purposes

BS 4087:1989

Specification for copper-covered steel wire for telephone and telegraph purposes

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Standard number:BS 4087:1989
Pages:10
Released:1989-08-31
ISBN:0 580 17096 9
Status:Standard
DESCRIPTION

BS 4087:1989


This standard BS 4087:1989 Specification for copper-covered steel wire for telephone and telegraph purposes is classified in these ICS categories:
  • 29.060.10 Wires

Mechanical and electrical properties of copper-covered steel wire with two grades of conductivity and three of tensile strength together with size tolerances for a range of wire sizes. Metric units.