Heating Element Wire Nichrome Cr20Ni80 Electric Resistance Wire-ANPING JOINWE WIRE MESH CO., LTD

PRODUCTION DESCRIPTION

Nickel-chromium, nickel, ferrochrome alloy wire with electric high temperature oxidation resistance, high strength, not soften and a series of advantages. When used in a long time, the same type and the permanent elongation is very small, which is more Cr20Ni80 alloy with excellent comprehensive properties, is to produce high-quality varieties of choice for electric components.

Heating Element Wire Nichrome Cr20Ni80 Electric Resistance Wire

CLASSIFICATION:

nickel-chromium alloy wire,alloy wire,nichrome wire,insulated nichrome heating wire,precision alloy wire

Chinese Standard Grade:

Nichrome Alloy Wire

Nichrome alloy includes pure nickel, NiCr alloy, Fe-Cr-Al alloy and copper nickel alloy.
Nickel chrome alloys: Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni35Cr20, Ni90Cr10,Ni30Cr20, pure nickel Ni200 and Ni201
FeCrAl alloy: 0Cr25Al5, 0Cr23Al5, 0Cr21Al4, 0Cr27Al7Mo2, 0Cr21Al6Nb, 0Cr21Al6.
Copper nickel alloy: CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi23, CuNi30, CuNi44, Constantan,CuMn12Ni
Nichrome Grade: Ni70Cr30,Ni80Cr20, Ni60Cr15, Ni35Cr20, Ni30Cr20
NiCr 80/20 also called Chromel A, Cr20Ni80, N8, Nichrome V, HAI – NiCr 80, Tophet A, Resistohm 80, Cronix 80, Protoloy, Alloy A,
MWS-650, Stablohm 650, NCHW1

Application:

Resistance wire: Ni-chromium wire is used to make resistance wire and is used in heating elements such as heaters, stoves, water heaters, etc.

Thermocouple: Nickel chromium wire is the key material for manufacturing thermocouples, which are used to measure temperature, such as industrial heating processes, chemical production, etc.

Wires and Cables: Due to its good electrical conductivity and corrosion resistance, nickel-chromium wire is also used in the manufacture of wires and cables for various electrical applications.

Heat-resistant alloys: Nickel-chromium wire is also used to make heat-resistant alloys for applications in high-temperature environments such as aerospace, engine parts, and high-temperature processing equipment.

Chemical equipment: Due to its corrosion resistance, nickel-chromium wire is also widely used in chemical equipment, such as pipelines, reactors, storage tanks, etc.

Nicr8020 Characteristic:

nicr8020 characteristic
Chemical Content %: 80.00 Nickel, 20.00 Chrome
Max continuous service temperature: 1200ºC
Resisivity: 1.09 mm2Ω /m
Density: 8.4g/cm3
Thermal conductivity: 60.3kj/mhc
Coefficient of thermal expansion: 18*10-6/c
Melting point: 1400ºC
Elongation: Min 20%
Austenite
Nonmagnetic

Alloy Nomenclature Performance		Ni80Cr20	Ni70Cr30	Ni60Cr15	Ni35Cr20	Ni30Cr20
Main Chemical composition	Ni	Rest	Rest	55.0-61.0	34.0-37.0	30.0-34.0
	Cr	20.0-23.0	28.0-31.0	15.0-18.0	18.0-21.0	18.0-21.0
	Fe	≤1.0	≤1.0	Rest	Rest	Rest
Max. continuous service temp. of element(ºC)		1200	1250	1150	1100	1100
Resistivity at 20ºC (μΩ·m)		1.09	1.18	1.12	1.0	1.04
Density(g/cm3)		8.40	8.10	8.20	7.90	7.90
Thermal conductivity (KJ/m·h·ºC)		60.3	45.2	45.2	43.8	43.8
Coefficient of lines expansion(α×10-6/ºC)		18.0	17.0	17.0	19.0	19.0
Melting point approx.( ºC)		1400	1380	1390	1390	1390
Elongation at rupture(%)		>20	>20	>20	>20	>20
Micrographic structure		austenite	austenite	austenite	austenite	austenite
Magnetic properties		nonmagnetic	nonmagnetic	Weak magnetic	Weak magnetic	Weak magnetic