This standard applies to electrician's round hard-drawn bare aluminum-clad steel wires with different electrical and mechanical properties before stranding. Its diameter range is shown in Table 4. This standard covers the reinforcement cores used in aluminum stranded wires and the aluminum clad steel wires of all aluminum clad steel stranded wires. This standard does not cover redrawn wire.
GB/T 17937-1999 history
2009GB/T 17937-2009 Aluminium-clad steel wires for electrical purposes
1999GB/T 17937-1999 Aluminium-clad steel wires for electrical purposes