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Nickel-chromium flat wire

A technology of flat wire and nickel-chromium, which is applied in the field of nickel-chromium flat wire, can solve the problems that the oxidation resistance and processing performance of the surface of nickel-chromium flat wire need to be improved, and achieve good processing performance and weldability, good surface oxidation resistance, The effect of high temperature levels

Inactive Publication Date: 2016-04-20
CHANGSHU MEILI ALLOY MATERIAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The surface oxidation resistance, temperature grade, strength at high temperature, and processing performance of the existing nickel-chromium flat wire need to be improved.

Method used

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  • Nickel-chromium flat wire
  • Nickel-chromium flat wire

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] A nickel-chromium flat wire is made of alloy material, and by weight percentage, the composition of the alloy material is:

[0045] P:1~2%,

[0046] Ti: 0.9%,

[0047] Li: 1.2%,

[0048] Y:0.2%,

[0049] Zr: 0.4%,

[0050] Cr: 18.5%,

[0051] The balance is Ni and unavoidable impurities;

[0052] The alloy material is prepared through the following steps:

[0053] 1) Melt Ni, P, Ni-Ti alloy and Ni-Li alloy in a protective atmosphere;

[0054] 2) Adjust the temperature to 985°C, add Ni-Y alloy, Ni-Zr alloy and Ni-Cr alloy to the melt, stir evenly, and keep it for 34 minutes;

[0055] 3) Introduce argon gas, let the melt stand and cool down to 685°C, and die-cast to obtain the alloy material.

Embodiment 2

[0057] Nickel-chromium flat wire, made of alloy material, by weight percentage, the composition of the alloy material is:

[0058] P: 1%,

[0059] Ti: 0.9%,

[0060] Li: 1.2%,

[0061] Y:0.2%,

[0062] Zr: 0.4%,

[0063] Cr: 18.5%,

[0064] The balance is Ni and unavoidable impurities;

[0065] The alloy material is prepared through the following steps:

[0066] 1) Melt Ni, P, Ni-Ti alloy and Ni-Li alloy in a protective atmosphere;

[0067] 2) Adjust the temperature to 985°C, add Ni-Y alloy, Ni-Zr alloy and Ni-Cr alloy to the melt, stir evenly, and keep it for 34 minutes;

[0068] 3) Introduce argon gas, let the melt stand and cool down to 685°C, and die-cast to obtain the alloy material.

Embodiment 3

[0070] Nickel-chromium flat wire, made of alloy material, by weight percentage, the composition of the alloy material is:

[0071] P: 2%,

[0072] Ti: 0.9%,

[0073] Li: 1.2%,

[0074] Y:0.2%,

[0075] Zr: 0.4%,

[0076] Cr: 18.5%,

[0077] The balance is Ni and unavoidable impurities;

[0078] The alloy material is prepared through the following steps:

[0079] 1) Melt Ni, P, Ni-Ti alloy and Ni-Li alloy in a protective atmosphere;

[0080] 2) Adjust the temperature to 985°C, add Ni-Y alloy, Ni-Zr alloy and Ni-Cr alloy to the melt, stir evenly, and keep it for 34 minutes;

[0081] 3) Introduce argon gas, let the melt stand and cool down to 685°C, and die-cast to obtain the alloy material.

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Abstract

The invention discloses a nickel-chromium flat wire. The nickel-chromium flat wire is made from an alloy material, and the alloy material comprises the following ingredients: 1-2% of P, 0.9% of Ti, 1.2% of Li, 0.2% of Y, 0.4% of Zr, 18.5% of Cr, and the balance Ni and inevitable impurities; and the alloy material is prepared through the following steps: 1) melting Ni, P, Ni-Ti alloy and Ni-Li alloy under a protective atmosphere; 2) adjusting a temperature to 985 DEG C, adding Ni-Y alloy, Ni-Zr alloy and Ni-Cr alloy into a melt, uniformly stirring, and insulating heat and standing for 34 minutes; and 3) charging argon, and standing and cooling the melt to 685 DEG C, and carrying out die-casting to obtain the alloy material. The nickel-chromium flat wire disclosed by the invention has a high electrical resistivity, high surface oxidation resistance, a high temperature class, and a high strength under a high temperature.

Description

technical field [0001] The invention relates to nickel-chromium flat wire. Background technique [0002] The surface oxidation resistance, temperature grade, strength at high temperature, and processing performance of the existing nickel-chromium flat wire all need to be improved. Contents of the invention [0003] The object of the present invention is to provide a nickel-chromium flat wire, which is made of alloy material, has high resistivity, good surface oxidation resistance, high temperature level, high strength at high temperature, and good processing Performance and weldability, long service life. [0004] In order to achieve the above object, the technical scheme of the present invention is to design a kind of nickel-chromium flat wire, made of alloy material, by weight percentage, the composition of this alloy material is: [0005] P:1~2%, [0006] Ti: 0.9%, [0007] Li: 1.2%, [0008] Y:0.2%, [0009] Zr: 0.4%, [0010] Cr: 18.5%, [0011] The balance is...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C19/05C22C1/03
CPCC22C19/058C22C1/023C22C1/03
Inventor 陈俊达
Owner CHANGSHU MEILI ALLOY MATERIAL CO LTD
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