BS 601-3 1973 Edition, July 16, 1973
Specification for Steel Sheet and Strip for Magnetic Circuit of Electrical Apparatus Part 3: High Permeability Steel with Specified Mechanical Properties
Additional Comments: W/D S/S BY BS 6404-8.5
Published By:British Standards Institution (BSI)
High permeability steel, produced by hot rolling or cold reducing, which may be finally heat treated to give the specified mechanical and magnetic properties. Primarily used for rotating machines.