China Ni80Cr20 Flat Wire Nickel Chrome Alloy For Heating Elements Manufacture and Factory

Ni80Cr20 Flat Wire Nickel Chrome Alloy For Heating Elements

Short Description:

Grade: Ni80Cr20

Material: Ni-Cr-Fe

Type: Strip

Composition: 80%Ni, 20%Cr

Application: Heating Elements

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Ni80Cr20 Flat Wire Nickel Chrome Alloy For Heating Elements

The Nichrome 8020 flat wire, with a composition of 70% nickel and 30% chromium, is a specialized alloy product. Its flat profile offers a larger surface area, enhancing heat dissipation efficiency while maintaining excellent high – temperature resistance. Boasting high electrical resistivity, it’s perfectly suited for heating elements in industrial equipment, ovens, and other high – temperature applications. Thanks to its robust oxidation resistance and mechanical strength, this flat wire ensures consistent performance and a long service life, making it a reliable choice for demanding heating and resistance – based projects.

Grade		Ni80Cr20	Ni70Cr30	Ni60Cr23	Ni60Cr15	Ni35Cr20	Karma	Evanohm
Nominal composition%	Ni	Bal	Bal	58.0-63.0	55.0-61.0	34.0-37.0	Bal	Bal
	Cr	20.0-23.0	28.0-31.0	21.0-25.0	15.0-18.0	18.0-21.0	19.0-21.5	19.0-21.5
	Fe	≦1.0	≦1.0	Bal	Bal	Bal	2.0-3.0	–
				Al1.0-1.7 Ti 0.3-0.5			Al2.7-3.2 Mn0.5-1.5	Al2.7-3.2 Cu2.0-3.0 Mn0.5-1.5
Max operating temp(°C)		1200	1250	1150	1150	1100	300	1400
Resisivity(Ω/cmf,20℃)		1.09	1.18	1.21	1.11	1.04	1.33	1.33
Resisivity(uΩ/m,60°F)		655	704	727	668	626	800	800
Density(g/cm³)		8.4	8.1	8.4	8.2	7.9	8.1	8.1
Thermal Conductivity(KJ/m·h·℃)		60.3	45.2	45.2	45.2	43.8	46.0	46.0
Linear Expansion Coefficient(×10¯⁶/℃)20-1000℃)		18.0	17.0	17.0	17.0	19.0	-	-
Melting Point(℃)		1400	1380	1370	1390	1390	1400	1400
Hardness(Hv)		180	185	185	180	180	180	180
Tensile Strength(N/mm²)		750	875	800	750	750	780	780
Elongation(%)		≥20	≥20	≥20	≥20	≥20	10-20	10-20
Micrographic Structure		austenite	austenite	austenite	austenite	austenite	austenite	austenite
MagneticProperty		Non	Non	Non	Slightly	Non	Non	Non
Fast Life(h/℃)		≥81/1200	≥50/1250	≥81/1200	≥81/1200	≥81/1200	-	-

Details

Advantage	The metallurgical structure of nichrome confers them a very good plasticity when cold.
Characteristics	Stable performance; Anti-oxidation; Corrosion resistance; High temperature stability; Excellent coil-forming ability; Uniform and beautiful surface condition without spots.
Usage	Resistance heating elements;Material in metallurgy;Household appliances;Mechanical manufacturing and other industries.