KS C IEC 60404-6-2015(2020) Magnetic materials-Part 6:Methods ofmeasurement of the magnetic properties of isotropic nickel-iron soft magnetic alloys, types E1, E3 and E4
2002KS C IEC 60404-6:2002 Magnetic materials-Part 6:Methods ofmeasurement of the magnetic properties of isotropic nickel-iron soft magnetic alloys, types E1, E3 and E4