Material Shape
Round Wire
Range of Application
Cold-Resistant
Certification
ISO9001, CE, CCC, RoHS
Serves
Small Order Accepted
Transport Package
Packing in Coil Cartons, Pallet, Spools, Coils
CuNi2 Alloy / Low Temperature Heating Copper nickel WireProduct DescriptionCuNi2 alloy wire: low resistance heating alloy is widely used in low-voltage circuit breaker, thermal overload relay, and other low-voltage electrical product. It is one of the key materials of the low-voltage electrical products. The materials produced by our company have the characteristics of good resistance consistency and superior stability. We can supply all kinds of round wire, flat and sheet materials.
Chemical Content, %Ni | Mn | Fe | Si | Cu | Other | ROHS Directive |
Cd | Pb | Hg | Cr |
2 | - | - | - | Bal | - | ND | ND | ND | ND |
Mechanical PropertiesMax Continuous Service Temp | 200ºC |
Resisivity at 20ºC | 0.05±10%ohm mm2/m |
Density | 8.9 g/cm3 |
Thermal Conductivity | 100(max) |
Melting Point | 1280ºC |
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) | -8 |
Micrographic Structure | austenite |
Magnetic Property | Non |



