Resistance Wire

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Alloy Specifications


  • Withstands temperatures up to 600°C
  • Uses: Alloy exhibits low resistivity and high temperature coefficient of resistance. Typical applications include voltage regulators, timing devices, temperature sensitive resistors, temperature compensating devices, motor control, heating wires and cables, precision and vitreous resistors, potentiometers, and low temperature heating applications.
  • Common Name: Alloy 52, Kanthal 52


Nickel (Ni) 52%
Chromium (Cr) None/Trace
Iron (Fe) Balance
Aluminium (Al) None/Trace
Silicon (Si) None/Trace
Manganese (Mn) None/Trace
Copper (Cu) None/Trace
Carbon (C) None/Trace
Titanium (Ti) None/Trace
Molybdenum (Mo) None/Trace
Tungsten (W) None/Trace


  • Specific Resistance:  260 ohms/cmf, 37 microohm/cm
  • Nom. Temp. Coeff. of Resistance (TCR):  0.0029 ohm/ohm/°C (0-100°C)
  • Density:  0.301 lb/cu. in.
  • Specific Heat (20°C):  0.119423 cal/g
  • Nominal Coefficient of Linear Expansion:  4.9 X 10-6 in/in/°C
  • Approx. Melting Point:  1435°C
  • Tensile Strength at 20°C:  150 KPSI Hard, 70 KPSI Annealed
  • Magnetic Attraction:  Strong