Historical
ASTM B229-12
Standard Specification for Concentric-Lay-Stranded Copper and Copper-Clad Steel Composite Conductors
1.1 This specification covers concentric-lay-stranded conductors made from uncoated hard-drawn round copper wires in combination with hard-drawn round copper-clad steel wires for general use as overhead electrical conductors.
Content Provider
ASTM International [astm]