China Nickel Chromium Heat Resistance Alloy Electrical Wire 2080/3070 Manufacture and Factory

Nickel Chromium Heat Resistance Alloy Electrical Wire 2080/3070

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Nickel Chromium heat resistance alloy electrical wire 2080/3070

The Nickel-Chrome wires is widely used as the high resistance alloy for electrical heating and wire-wound resistors in metallurgical industry,chemical industry and electrical industry, etc.
This alloy wire has higher electrical resistance coefficient, good anti-oxidation and anti-corrosion performance, and it also has good mechanical workability and weldability, with a high strength at high temperature.

Certificate: ISO 9001

Size: Customized

product name : Nickel Chromium Heat Resistance Alloy Electrical Wire 2080/3070

material : alloy

application : industry

function : good form stability

advantage : favorable price

feature : high resistance

Moq: 20kgs

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HNickel Chromium heat resistance alloy electrical wire 2080/3070

The Nickel-Chrome wires is widely used as the high resistance alloy for electrical heating and wire-wound resistors in metallurgical industry,chemical industry and electrical industry, etc.
This alloy wire has higher electrical resistance coefficient, good anti-oxidation and anti-corrosion performance, and it also has good mechanical workability and weldability, with a high strength at high temperature.

Main characteristics of Ni-Cr and Ni-Cr-Fe electric heating alloys

	Type	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni80	Cr20Ni30	Cr25Ni20
Performance
Main Chemical composition	Ni	Rest	55.0-61.0	34.0-37.0	Rest	30.0-30.4	19.0-22.0
	Cr	28.0-31.0	15.0-18.0	18.0-21.0	20.0-23.0	18.0-21.0	24.0-26.0
	Fe	≤ 1.0	Rest	Rest	≤ 1.0	Rest	Rest
Max. continuous service temp. of element		1250	1150	1100	1200	1100	1050
Resistivity at 20ºC ( μΩ m)		1.18±0.05	1.12±0.05	1.04±0.05	1.09±0.05	1.06±0.05	0.95±0.05
Density(g/cm³)		8.10	8.20	7.90	8.40	7.90	7.15
Thermal conductivity (KJ/m h ºC)		45.2	45.2	43.5	60.3	43.8	43.8
Coefficient of lines expansion(αx10-6/ºC )		17.0	17.0	19.0	18.0	19.0	19.0
Melting point(αpprox.) (ºC )		1380	1390	1390	1400	1390	1400
Elongation at rupture(%)		> 20	> 20	> 20	> 20	> 20	> 20
Micrographic structure		austenite	austenite	austenite	austenite	austenite	austenite
Magnetic properties		nonmagnetic	Low-magnetic	Low-magnetic	nonmagnetic	Low-magnetic	nonmagnetic