... ingot,electric steel(iron),electric magnetic iron,ultra low carbon magnetic iron,soft magnetic iron bar SUYB-1, ... .003 Si 0.01 Mn 0.20 P 0.012 S 0.006 Al 0. ... .002 Si 0.006 Mn 0.12 P 0.007 S 0.001 Al 0. ... .003 Si 0.01 Mn 0.13 P 0.009 S 0.006 Al 0. ... .002 Si 0.01 Mn 0.03 P 0.006 S 0.005 Al 0. ... electromagnet character.Coercive force(Hc)low,high magnetic permeability,high saturation induction density (Bs),stable ...