... .Various test coils 4.Test: magnetic parameter, Br, Hcb, Hcj, (BH)max, Hk and so on DX-4DMT Automatic Hysteresis Graph ... quenched material, and gives the magnetic parameter, Br, Hcb, Hcj, (BH)max, Hk and so on, and could meet different requirements ... .25%, the error is below 0.5% (full-scale value)(BH)max channel: repetitiveness is superior to 0.5%, the error ...