Project Description

CuNi30

CuNi30 (UNS C71580) is a copper-nickel alloy (CuNi alloy) with medium resistivity suitable for use at temperatures up to 400℃.

Equivalent Grades

TrademarkGBGOSTASTMUNSDINW.Nr.NFBSJISSS
CuNi30
(NC035)
МНЖМц30-1-1

Chemical Composition, %

AlloyNiMnCu
CuNi30301.0Bal

Typical Mechanical and Physical Properties

Resistivity, 20℃ μΩ·mMax.working Temperature, ℃Tensile Strength, MPaMelting Point, ℃Specific Heat, J/gkThermal Conductivity, 20℃ W/mkDensity, g/cm3TCR x10-6/ ℃, 20-600℃EMF vs Cu, μV/℃, 0-100 ℃
0.35±5%35040011700.38278.9<10-37

Features

  • Good resistance consistency
  • Superior stability

Applications

  • Low-voltage circuit breaker
  • Thermal overload relay
  • Heating cables
  • Fuses
  • Shunts
  • Resistors
  • Controllers