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Chemical Content, %

Ni Mn Fe Si Cu Other ROHS Directive Cd ROHS Directive Pb ROHS Directive Hg ROHS Directive Cr
23 0.5 - - Bal - ND ND ND ND

Mechanical Properties

Property Name Value
Max Continuous Service Temp 300℃
Resisivity at 20℃ 0.3±5%ohm mm2/m
Density 8.9 g/cm3
Thermal Conductivity 16(Max)
Melting Point 1150℃
Tensile Strength, N/mm2 Annealed,Soft 270~420 Mpa
Tensile Strength, N/mm2 Cold Rolled 350~840 Mpa
Elongation(anneal) 25% (Max)
Elongation(cold rolled) 2% (Max)
EMF vs Cu, μV/ºC (0~100ºC) -34
Micrographic Structure austenite
Magnetic Property Non

Application of CuNi23

CuNi23 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.