China Nickel Chromium Resistance Heating Strip – Ni80Cr20 / Ni70Cr30 / Ni60Cr15 / Ni35Cr20 / Ni20Cr25 / Ni30Cr20 Alloy Strip Manufacture and Factory

Nickel Chromium Resistance Heating Strip – Ni80Cr20 / Ni70Cr30 / Ni60Cr15 / Ni35Cr20 / Ni20Cr25 / Ni30Cr20 Alloy Strip

Short Description:

Nickel chromium resistance heating strip, available in multiple grades: Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni35Cr20, Ni20Cr25, Ni30Cr20. High resistivity, excellent oxidation resistance, max operating temp from 950°C to 1200°C depending on grade. Ideal for industrial furnaces, electric heaters, resistors, and kilns. Thickness 0.1-5mm, width 2-200mm custom. Contact for quote.

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Nickel Chromium Resistance Heating Strip – Ni80Cr20 / Ni70Cr30 / Ni60Cr15 / Ni35Cr20 / Ni20Cr25 / Ni30Cr20 Alloy Strip

Nickel Chromium Alloy Introduction:
Nickel Chromium alloy has high resistivity, good anti-oxidation properties, high temperature strength, very good form stability and weld ability. It is widely used in electrical heating element material, resistor, industrial furnaces, etc.

Detailed Description:
Grade: NiCr 80/20 is also called Chromel A, N8, Nichrome V, HAI-NiCr 80, Tophet A, Resistohm 80, Cronix 80, Protoloy, Alloy A, MWS-650, Stablohm 650, NCHW1

We also produce other kind of nichrome resistance wire, such as NiCr 70/30,NiCr 60/15,NiCr 60/23,NiCr 37/18, NiCr 35/20, NiCr 35/20, NiCr 25/20,Karma

Chemical Composition and Propertes:

Propertes/Grade		NiCr 80/20	NiCr 70/30	NiCr 60/15	NiCr 35/20	NiCr 30/20
Main Chemical Composition(%)	Ni	Bal.	Bal.	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	Bal.	Bal.	Bal.
Max Working Temperature(ºC)		1200	1250	1150	1100	1100
Resistivity at 20ºC (μ Ω · m)		1.09	1.18	1.12	1.04	1.04
Density(g/cm3)		8.4	8.1	8.2	7.9	7.9
Thermal Conductivity (KJ/m· h· ºC)		60.3	45.2	45.2	43.8	43.8
Coefficient of Thermal Expansion(α × 10-6/ºC)		18	17	17	19	19
Melting Point(ºC)		1400	1380	1390	1390	1390
Elongation(%)		> 20	> 20	> 20	> 20	> 20
Micrographic Structure		austenite	austenite	austenite	austenite	austenite
Magnetic Property		nonmagnetic	nonmagnetic	nonmagnetic	nonmagnetic	nonmagnetic