• BS 4087:1989

BS 4087:1989

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

BSI Group , 08/31/1989

Publisher: BS

File Format: PDF

$80.00$160.02


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.Cross References:BS 4545BS 5714

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