... 3.Small attenuationIntroduction of products:Copper clad steel wire is manufacturer by advanced technology ... Wire levelResistivity,max,at20°CDensity,at20°C0.0907420.0907427.980.0586160.0586168.150.043970.043978.240.0265240.0265248.58Copper- clad steel wire copper ... thickness Wire levelNominal Copper ThicknessMinimum Copper Thickness21A,21HS3≥1.530A,30HS, ...