Construction Aluminum 1350-H19 wires, concentrically stranded about a steel core. Standard core wire for ACSR is class A galvanized. Standard ASTM B230, B232, B498, B500, IEC, or other standards required by customers. Applications Sino-cables type ACSR is used as bare overhead transmission conductor and as primary and secondary distribution conductor and messenger support. ACSR offers optimal strength for line design. Variable steel core stranding enables desired strength to be achieved without sacrificing ampacity. Package in coil, steel and wooden reel, steel reel, wooden reel.