Fe-BASED NANO CRYSTALLINE ALLOY AND METHOD FOR MANUFACTURING THE SAME

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The present invention refers to using cast iron Fe-based nano crystal alloy and manufacturing method relates to. The present invention according to Fe-based nano crystal alloy the general formula Fe 100-a-b-c-d-e-f-g Al a C b B c Si d cubic e M f I g has composition of. Wherein, at or rare earth Y the M in and and at least another element a selected, the I Mn, Cr, P, S, O a selected one of the metal species is 0.1-, a, b, c, d, e, f, g each 5.5≤a≤11.0 atomic %, 4.0≤b≤8.5, 10.5≤ c≤ 17.0, 1.5≤d≤5.5, 0.3≤e≤1.3, 0.1≤f≤2.0, is 0.1≤g≤1.0.