China Factory Direct Sale of Premium CuNi44 Heating Wire Manufacture and Factory

Factory Direct Sale of Premium CuNi44 Heating Wire

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Factory Direct Sale of Premium CuNi44 Heating Wire

Copper nickel alloy,which has low electric resistance,good heat-resistant and corrosion-resistant, easy to be processed and lead welded.It is used to make the key components in the thermal overload relay,low resistance thermal circuit breaker, and the electrical appliances.It is also an important material for electrical heating cable.It’s similar as s type cupronickel.
Appicaton:
Low-voltage circuit breaker, thermal overload relay, electrical heating cable, electrical heating mats, snow melting cable and mats, ceiling radiant heating mats, Floor heating mats & Cables, Freeze protection cables, electrical heat tracers, PTFE heating cables, hose heaters, and other low-voltage electrical product

Characteristic	Resistivity ( 200C μΩ.m)	Max.working Temperature ( 0C)	Tensile Strength (Mpa)	Melting point (0C)	Density ( g/cm3)	TCR x10-6/ 0C (20~600 0C)	EMF vs Cu (μV/ 0C) (0~100 0C)
Alloy Nomenclature
NC005(CuNi2)	0.05	200	≥220	1090	8.9	<120	-12

Copper Nickel Alloy- CuNi2
Chemical Content, %

Ni	Mn	Fe	Si	Cu	Other	ROHS Directive
						Cd	Pb	Hg	Cr
2	-	-	-	Bal	-	ND	ND	ND	ND

Mechanical Properties

Max Continuous Service Temp	200ºC
Resisivity at 20ºC	0.05±10%ohm mm2/m
Density	8.9 g/cm3
Thermal Conductivity	<120
Melting Point	1090ºC
Tensile Strength,N/mm2 Annealed,Soft	140~310 Mpa
Tensile Strength,N/mm2 Cold Rolled	280~620 Mpa
Elongation(anneal)	25%(min)
Elongation(cold rolled)	2%(min)
EMF vs Cu, μV/ºC (0~100ºC)	-12
Micrographic Structure	austenite
Magnetic Property	Non