CuNi44 Constantan Wire Copper Nickel Alloy for Electrical Resistance

Price Negotiable

Price: 25USD

MOQ: 50kg

Delivery Time: 15-20

Brand: Tankii

Product Description

CuNi44 Constantan Wire Copper Nickel Alloy Electrical Resistance

Product Attributes

Attribute	Value
Constantan Type	Cuni44
Manufacturer	Tankii Alloy
State	Annealed and Hard
Sample Supply	Small sample supply is available
Advantage	Good Price

Product Description

Copper Nickel Alloy CuNi44 Wire Constantan Electrical Resistance Wire

Grade: CuNi44, also known as Cuprothal, Alloy 294, Cuprothal 294, Nico, MWS-294, Cupron, Copel, Alloy 45, Neutrology, Advance, CuNi 102, Cu-Ni 44, Constantan.

Chemical Content (%)

Mn	Ni	Cu
1.0	44	Bal.

Mechanical Properties

Max Continuous Service Temp	400 ºC
Resistivity at 20ºC	0.49 ± 5% ohm*mm²/m
Density	8.9 g/cm³
Temperature Coefficient of Resistance	< -6 ×10⁻⁶/ºC
EMF VS Cu (0~100ºC)	-43 μV/ºC
Melting Point	1280 ºC
Tensile Strength	Min 420 Mpa
Elongation	Min 25%
Micrographic Structure	Austenite
Magnetic Property	Non

Available Sizes

We supply products in the shape of wire, flat wire, strip. Customized material available upon request.

Bright and white wire: 0.03mm~3mm
Oxidized wire: 0.6mm~10mm
Flat wire: thickness 0.05mm~1.0mm, width 0.5mm~5.0mm
Strip: 0.05mm~4.0mm, width 0.5mm~200mm

Product Features

Excellent corrosion resistance
Good malleability and solderability
Special low resistance properties
Ideal for heater and resistor applications

Applications

Electric heating elements in low-voltage apparatus (thermal overload relays, low-voltage circuit breakers)
Heat exchanger or condenser tubes in evaporators of desalination plants
Process industry plants
Air cooling zones of thermal power plants
High-pressure feed water heaters
Sea water piping in ships

Product Images