Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd First Quality, Sincere Service
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Copper Nickel Alloy CuNi44 WireConstantan Electrical Resistance Wire
Grade: CuNi44,it is also called 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. |
Regular size:
We supply products in the shape of wire,flat wire,strip.We can also make customized material according to useris requests.
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:
Nice corrosion resistance, good malleability and solderability.The special low resistance can be used in many heater and resistor fields.
Application:
It could be used to make electric heating element in low-voltage apparatus, such as thermal overload relay, low-voltage circuit breaker, and so on.And used in 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, and sea water piping in ships.
