Claims
- 1. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb, and the remainder being Fe with unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 2. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni and about 0.5-14% of Nb as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. /hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 3. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-20% of at least one material selected from the group consisting of Nb and Ta, such that Nb is present in an amount not greater than about 14%, and the remainder being Fe with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 4. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni and about 0.5-20% of at least one material selected from the group consisting of Nb and Ta, such that Nb is present in an amount not greater than about 14%, as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than 15% of W, each not greater than about 25% of Cu and Mn, each not greater than 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 5. A wear-resistant alloy having high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-5% of Tl as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+ {311}<112>.
- 6. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-7% of Mo as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112> +{311}<112>.
- 7. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-5% of rare earth element as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 8. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-5% of Hf as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112> +{311}<112>.
- 9. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-1% of B as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, not greater than about 1% of P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M. P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+ {311}<112>.
- 10. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-1% of P as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, not greater than about 1% of B, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M. P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110{<112>+{ 311}<112>.
- 11. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-1% of at least one material selected from the group consisting of P and S, such that S is present in an amount not greater than 0.1% as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, not greater than about 1% of B, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process comprising melting the alloy, casting the alloy to form a shaped article, hot-working the shaped article at a temperature of about 900.degree. C.-1200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, subjecting the article to a second cold working step at a cold working ratio of at least about 50%, subjecting the article to a second heating step at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 12. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb, and the remainder being Fe with unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 13. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni and about 0.5-14% of Nb as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 14. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-20% of at least one material selected from the group consisting of Nb and Ta, such that Nb is present in an amount not greater than about 14%, and the remainder being Fe with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting said alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 15. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni and about 0.5-20% of at least one material selected from the group consisting of Nb and Ta, such that Nb is present in an amount not greater than about 14%, as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than 15% of W, each not greater than about 25% of Cu and Mn, each not greater than 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 16. A wear-resistant alloy having high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-5% of Tl as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is being made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 17. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-7% of Mo as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting said alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 18. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-5% of rare earth element as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 19. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-5% of Hf as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, each not greater than about 1% of B and P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystalled texture of {110}<112>+{311}<112>.
- 20. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-1% of B as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, not greater than about 1% of P, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
- 21. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-1% of P as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, not greater than about 1% of B, not greater than about 0.1% of S, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<110>+{311}<112>.
- 22. A wear-resistant alloy having a high permeability, comprising by weight about 60-90% of Ni, about 0.5-14% of Nb and about 0.001-1% of at least one material selected from the group consisting of P and S, such that S is present in an amount not greater than 0.1% as main components, about 0.01-30% of at least one subsidiary component selected from the group consisting of each not greater than about 7% of Cr, Mo, Ge and Au, each not greater than about 10% of Co and V, not greater than about 15% of W, not greater than about 20% of Ta, each not greater than about 25% of Cu and Mn, each not greater than about 5% of Al, Si, Ti, Zr, Hf, Sn, Sb, Ga, In, Tl, Zn, Cd, rare earth elements and platinum group elements, each not greater than about 3% of Be, Ag, Sr and Ba, not greater than about 1% of B, and the remainder being Fe as a main component with a minor amount of unavoidable impurities, wherein said alloy is made by a process consisting essentially of melting the alloy, casting the alloy so as to form a shaped article, hot-working the shaped article at a temperature of about 930.degree. C.-1,200.degree. C., cold working the shaped article at a cold working ratio of at least about 50%, heating the cold worked article at a temperature of more than 900.degree. C. and below the M.P. of the alloy, and subsequently cooling the heated shaped article to room temperature from a temperature higher than an order-disorder transformation point of the alloy at a cooling rate of about 100.degree. C./sec-1.degree. C./hr depending on the alloy composition, whereby the alloy is provided with an effective permeability of more than 3,000 at 1 KHz, a saturation magnetic flux density of more than 4,000 G, and a recrystallized texture of {110}<112>+{311}<112>.
Priority Claims (1)
Number |
Date |
Country |
Kind |
14556 |
Jan 1985 |
JPX |
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Parent Case Info
This is a Division of application Ser. No. 760,038 filed July 29, 1985, which was allowed on June 11, 1987, now U.S. Pat. No. 4,710,243.
US Referenced Citations (8)
Foreign Referenced Citations (4)
Number |
Date |
Country |
3306327 |
Sep 1983 |
DEX |
57-123947 |
Aug 1982 |
JPX |
59-85851 |
May 1984 |
JPX |
59-107052 |
Jun 1984 |
JPX |
Divisions (1)
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Number |
Date |
Country |
Parent |
760038 |
Jul 1985 |
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