CuNi11

Cu11 is a copper alloy (Cu alloy) with medium-low resistivity for use at temperatures up to 400°C (750°F). The alloy Cu11 is typically used for applications such as heating cables, fuses, shunts, resistors and various types of controllers.

Specifications

Specification:

Diameter : 8mm To 100 mm
Density g/cm3 : 8.9 g/cm3
Temperature: 20 Degree C
Length : 8mm To 100 mm

 Chemical Composition:

Ni % Cu %
Nominal composition 11.0 Bal.

Mechanical properties:

Wire size Yield strength Tensile strength Elongation
Ø Rp0.2 Rm A
Mm MPa MPa %
1.00 130 300 30

Physical Properties:

Density g/cm3 8.9
Electrical resistivity at 20°C O mm2/m 0.15

Temperature factor of resistivity:

Temperature°C 20 100 200 300 400
Ct 1.00 1.035 1.07 1.11 1.15

Coefficient of thermal expansion:

Temperature°C Thermal Expansion x10-6/K
20 – 100 16

Thermal conductivity:

Temperature°C 20
W m-1 K-1 60

Specific Heat Capacity:

Temperature°C 20
kJ kg-1 K-1 0.380
Melting point °C 1090
Max continuous operating temperature in air °C 400
Magnetic properties The material is non-magnetic

CuNi11

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