... 2). Specification: ACSR is composed by bare concentric-lay-stranded galvanized steel wire(s) with aluminum wires surrounded by one ... ampacity. Construction Aluminum alloy 1350-H-19 wires, concentrically stranded about a steel core. Core wire for ACSR is available ... Reinforced (ACSR/AZ) B-500 Zinc Coated and Aluminum Coated Stranded Steel Core for Aluminum Conductors, Steel Reinforced (ACSR) Notes ...