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Electrothermal Ni-Cr alloy wire with high resistance

An electrothermal alloy and high resistance technology, which is applied in the field of nickel-chromium high resistance electrothermal alloy wire, can solve the problems of surface oxidation resistance and processing performance to be improved, and achieve good processing performance and weldability, high resistivity, and long service life Effect

Inactive Publication Date: 2016-02-24
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 high-resistance electric heating alloy wire need to be improved.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] A nickel-chromium high-resistance electric heating alloy wire is made of alloy material, and the composition of the alloy material is:

[0033] Te:1~2%,

[0034] Si: 0.2%,

[0035] At:0.7%,

[0036] OS: 0.4%,

[0037] Nd: 0.2%,

[0038] Cr: 28.7%,

[0039] The balance is Ni and unavoidable impurities.

Embodiment 2

[0041] Nickel-chromium high-resistance electric heating alloy wire is made of alloy material. In terms of weight percentage, the composition of the alloy material is:

[0042] Te: 1%,

[0043] Si: 0.2%,

[0044] At:0.7%,

[0045] OS: 0.4%,

[0046] Nd: 0.2%,

[0047] Cr: 28.7%,

[0048] The balance is Ni and unavoidable impurities.

Embodiment 3

[0050] Nickel-chromium high-resistance electric heating alloy wire is made of alloy material. In terms of weight percentage, the composition of the alloy material is:

[0051] Te: 2%,

[0052] Si: 0.2%,

[0053] At:0.7%,

[0054] OS: 0.4%,

[0055] Nd: 0.2%,

[0056] Cr: 28.7%,

[0057] The balance is Ni and unavoidable impurities.

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Abstract

The invention discloses an electrothermal Ni-Cr alloy wire with high resistance. The electrothermal Ni-Cr alloy wire is made of an alloy material, and the alloy material comprises components as follows: 1%-2% of Te, 0.2% of Si, 0.7% of At, 0.4% of Os, 0.2% of Nd, 28.7% of Cr and the balance of Ni and inevitable impurities. The electrothermal Ni-Cr alloy wire with high resistance has higher electrical resistivity, good surface oxidation resistance, high temperature level and higher strength at the high temperature.

Description

technical field [0001] The invention relates to a nickel-chromium high-resistance electrothermal alloy wire. Background technique [0002] The surface oxidation resistance, temperature grade, strength at high temperature, and processing performance of the existing nickel-chromium high-resistance electric heating alloy wire need to be improved. Contents of the invention [0003] The object of the present invention is to provide a nickel-chromium high-resistance electric heating alloy wire, which is made of alloy material, has high resistivity, good surface oxidation resistance, high temperature level, and has high strength at high temperature. Good processing performance and weldability, long service life. [0004] In order to achieve the above object, the technical solution of the present invention is to design a nickel-chromium high-resistance electric heating alloy wire, which is made of alloy material, and the composition of the alloy material is: [0005] Te:1~2%, ...

Claims

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Application Information

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