Novel amorphous metals and amorphous metal articles
First Claim
1. A metal alloy of the formula Ma Yb Zc which is at least 50 percent amorphous and wherein M is a metal selected from the group consisting .[.essentially.]. of iron, nickel, chromium, cobalt, or vanadium or a mixture thereof, Y is a metalloid selected from the group consisting of phosphorus, carbon and boron or a mixture thereof, and Z is an element selected from the group consisting of aluminum, silicon, tin, antimony, germanium, indium, and beryllium and mixtures thereof, "a", "b" and "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the proviso that a plus b plus c equals 100.
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Accused Products
Abstract
Novel metal alloy compositions which are obtained in the amorphous state and are superior to such previously known alloys based on the same metals are provided; these new compositions are easily quenched to the amorphous state and possess desirable physical properties. Also disclosed is a novel article of manufacture in the form of wire of these novel amorphous metal alloys and of other compositions of the same type.
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Citations
12 Claims
- 1. A metal alloy of the formula Ma Yb Zc which is at least 50 percent amorphous and wherein M is a metal selected from the group consisting .[.essentially.]. of iron, nickel, chromium, cobalt, or vanadium or a mixture thereof, Y is a metalloid selected from the group consisting of phosphorus, carbon and boron or a mixture thereof, and Z is an element selected from the group consisting of aluminum, silicon, tin, antimony, germanium, indium, and beryllium and mixtures thereof, "a", "b" and "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the proviso that a plus b plus c equals 100.
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6. Iadd.14. An at least 50 percent amorphous metal alloy of the compositional formula Ma Yb Zc and wherein M is a metal consisting essentially of metal selected from the group consisting of iron, nickel, chromium, cobalt, vanadium and mixtures thereof, Y is a metalloid selected from the group consisting of phosphorus, carbon and boron or a mixture thereof, and Z is an element selected from the group consisting of aluminum and silicon and mixtures thereof, "a", "b" and "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the proviso that a plus b plus c equals 100. .Iaddend.
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7. Iadd.15. As an article of manufacture, sheets, ribbons and powders of the amorphous alloy having the compositions of claim 14. .Iaddend. .Iadd.16. The amorphous metal alloy of claim 14, containing the metal (M) iron. .Iaddend. .Iadd.17. The amorphous metal alloy of claim 14,
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8. containing the metal (M) cobalt. .Iaddend. .Iadd.18. The amorphous metal alloy of claim 14, containing the metal (M) nickel. .Iaddend. .Iadd.19. The amorphous metal alloy of claim 14, containing the element (Z) silicon. .Iaddend. .Iadd.20. The amorphous metal alloy of claim 14, containing the
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9. element (Z) aluminum. .Iadd.21. An at least 50 percent amorphous metal alloy of the compositional formula Ma Yb Zc, wherein M is a metal consisting essentially of metal selected from the group consisting of iron, nickel, chromium, cobalt, vanadium and mixtures thereof, Y is a metalloid selected from the group consisting of phosphorus, carbon and boron and mixtures thereof, and Z is an element selected from the group consisting of aluminum, silicon, tin, antimony, germanium, indium, beryllium and mixtures thereof, "a", "b" and "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the proviso that a plus b plus c equals 100. .Iadd.22. An at least 50 percent amorphous metal alloy of the compositional formula Ma Yb Zc, wherein M is a metal consisting essentially of a metal selected from the group consisting of iron, nickel, chromium, cobalt, vanadium and mixtures thereof, up to about one-fourth of which may be replaced by elements commonly alloyed with iron or nickel, Y is a metalloid selected from the group consisting of phosphorus, carbon and boron and mixtures thereof, and Z is an element selected from the group consisting of aluminum and silicon and mixtures thereof, "a", "b" and "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the proviso that a plus b plus c equals 100. .Iaddend.
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10. Iadd.23. An at least 50 percent amorphous metal alloy of the compositional formula Ma Yb Zc, wherein M is a metal selected from the group consisting of iron, nickel, chromium, cobalt, vanadium and mixtures thereof with up to one-fourth of the metal being replaced by elements commonly alloyed with iron or nickel, Y is a metalloid selected from the group consisting of phosphorus, carbon, boron and mixtures thereof, and Z is an element selected from the group consisting of aluminum, silicon, tin, antimony, germanium, indium, and beryllium and mixtures thereof, "a", "b" "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the
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11. proviso that a plus b plus c equals 100. .Iaddend. .Iadd.24. An at least 50 percent amorphous metal alloy of the compositional formula Ma Yb Zc, wherein M is a metal consisting of iron, nickel, chromium, cobalt, vanadium and mixtures thereof, with up to about one-fourth of the metal being replaced by at least one element selected from the group consisting of Cu, Hf, Mn, Nb, Ti, W and Zr, Y is a metalloid selected from the group consisting of phosphorus, carbon and boron or a mixture thereof, and Z is an element selected from the group consisting of aluminum, silicon, tin, antimomy, germanium, indium, and beryllium and mixtures thereof, "a", "b" and "c" are atomic percentages ranging from about 60 to 90, 10 to 30 and 0.1 to 15 respectively with the
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12. proviso that a plus b plus c equals 100. .Iaddend. .Iadd.25. The amorphous metal alloy of claim 21 wherein "a", "b" and "c" range from 69 to 84.5, 15 to 25, and 0.5 to 6, respectively. .Iaddend. .Iadd.26. As an article of manufacture, sheet, ribbon and powder of amorphous alloys having the compositions of claim 21. .Iaddend.
Specification