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Yuan Qiao Alloy Wire Co., Ltd
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Cuprothal 5 wire

Cuprothal 5 wire

Place of Origin : China
Brand Name : Yuanqiao
Model Number : 0077
condition : annealed
surface : bright
Min order : 30kg
Size : 24~32 AWG
MOQ : 10kg
Price : 15USD/kg
Packaging Details : Wire on spool
Delivery Time : based on your quantity
Payment Terms : Western union or TT payment
Supply Ability : 20 tons each month
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Cuprothal 5 is a copper-nickel alloy (CuNi alloy) with low resistivity for use at temperatures up to 300°C (570°F).

Cuprothal 5 is typically used for low-temperature applications such as heating cables in electric blankets and pillows.

Chemical composition

Ni %Cu %
Nominal composition2.2Bal.

Mechanical properties

Wire sizeYield strengthTensile strengthElongation
ØRp0.2RmA
mmMPaMPa%
1.0010024030

Physical properties

Density g/cm38.9
Electrical resistivity at 20°C Ω mm2/m0.05

Temperature factor of resistivity
Temperature°C20100200300
Ct1.001.111.251.40

Coefficient of thermal expansion
Temperature °CThermal Expansion x10-6/K
20 - 10016.5

Thermal conductivity
Temperature °C20
W m-1 K-1130

Specific heat capacity
Temperature °C20
kJ kg-1 K-10.380

Melting point °C1090
Max continuous operating temperature in air °C300
Magnetic propertiesThe material is non-magnetic


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