# Specific electrical resistivity of sheath material

Values for specific electrical resistivity of sheath material at 20°C. are taken from standard IEC 60287-1-1 Ed.2.1 where available and from standard technical handbooks for the others. The standard provides a different value of aluminium conductor and sheaths and armour.

Symbol
$\rho_{sh}$
Unit
$\Omega$.m
Related
Used in
Choices
MaterialValue
Cu1.7241e-08
Al2.84e-08
Pb2.14e-07
Brz3.5e-08
S1.38e-07
SS7e-07
Zn6.11e-08