A method comprising: a. supplying a metal alloy consisting of Fe at a level of 55.0 to 88.0 atomic percent, B at a level of 0.5 to 8.0 atomic percent, Si at a level of 0.5 to 12.0 atomic percent, Mn at a level of 1.0 to 19.0 atomic percent, inevitable impurities, and optionally further including one or more of the following: Ni at a level of 0.1 to 9.0 atomic percent, Cr at a level of 0.1 to 19.0 atomic percent, Cu at a level of 0.1 to 6.00 atomic percent, Ti at a level of 0.1 to 1.00 atomic percent, and C at a level of 0.1 to 4.0 atomic percent; b. melting said alloy and solidifying to provide a matrix grain size of 200 nm to 200,000 nm and a thickness in the range of 1 nm to 500 mm; c. heating said alloy to form a refined matrix grain size of 50 nm to 5000 nm where the alloy after said heating has a yield strength of 200 MPa to 1225 MPa; and d. stressing said alloy that exceeds said yield strength of 200 MPa to 1225 MPa wherein the alloy after said stressing has a melting point, a thickness in the range of 0.1 to 25 mm, a tensile strength of 400 MPa to 1825 MPa, and an elongation of 1.0% to 59.2%; e. heating the alloy formed in step (d) to a temperature in the range 700 °C and below said melting point of said alloy to produce a first resulting alloy that has grains of 100 nm to 50,000 nm, borides of 20 nm to 10000 nm in size, precipitations of 1 nm to 200 nm in size, and said a yield strength of 200 MPa to 1650 MPa; and f. stressing the first resulting alloy above yield to form a second resulting alloy having grain sizes of 10 nm to 2500 nm, borides of 20 nm to 10000 nm in size, precipitations of 1 nm to 200 nm in size, indicates a yield strength of 200 MPa to 1650 MPa, tensile strength of 400 MPa to 1825 MPa and an elongation of 1.0% to 59.2%. a. supplying a metal alloy consisting of Fe at a level of 55.0 to 88.0 atomic percent, B at a level of 0.5 to 8.0 atomic percent, Si at a level of 0.5 to 12.0 atomic percent, Mn at a level of 1.0 to 19.0 atomic percent, inevitable impurities, and optionally further including one or more of the following: Ni at a level of 0.1 to 9.0 atomic percent, Cr at a level of 0.1 to 19.0 atomic percent, Cu at a level of 0.1 to 6.00 atomic percent, Ti at a level of 0.1 to 1.00 atomic percent, and C at a level of 0.1 to 4.0 atomic percent; b. melting said alloy and solidifying to provide a matrix grain size of 200 nm to 200,000 nm and a thickness in the range of 1 nm to 500 mm; c. heating said alloy to form a refined matrix grain size of 50 nm to 5000 nm where the alloy after said heating has a yield strength of 200 MPa to 1225 MPa; and d. stressing said alloy that exceeds said yield strength of 200 MPa to 1225 MPa wherein the alloy after said stressing has a melting point, a thickness in the range of 0.1 to 25 mm, a tensile strength of 400 MPa to 1825 MPa, and an elongation of 1.0% to 59.2%; e. heating the alloy formed in step (d) to a temperature in the range 700 °C and below said melting point of said alloy to produce a first resulting alloy that has grains of 100 nm to 50,000 nm, borides of 20 nm to 10000 nm in size, precipitations of 1 nm to 200 nm in size, and said a yield strength of 200 MPa to 1650 MPa; and f. stressing the first resulting alloy above yield to form a second resulting alloy having grain sizes of 10 nm to 2500 nm, borides of 20 nm to 10000 nm in size, precipitations of 1 nm to 200 nm in size, indicates a yield strength of 200 MPa to 1650 MPa, tensile strength of 400 MPa to 1825 MPa and an elongation of 1.0% to 59.2%.