Product Description
Nifethal® 52 is a nickel-iron alloy (NiFe alloy) for use at temperatures up to 600°C (1110°F). The alloy is characterized by low resistivity and high temperature coefficient of resistance.
Product Details
Typical applications for Nifethal® 52 are in voltage regulators, timing devices, temperature sensitive resistors, temperature compensating devices, and low temperature heating applications.
Application
Chemical composition
|
Ni % |
Fe % |
Nominal composition |
52.0 |
Bal. |
Mechanical properties
Wire size |
Yield strength |
Tensile strength |
Elongation |
Ø |
Rp0.2 |
Rm |
A |
mm |
MPa |
MPa |
% |
0.5 |
340 |
610 |
30 |
Physical properties
Density g/cm3 |
8.20 |
Electrical resistivity at 20°C Ω mm2/m |
0.37 |
Temperature °C |
100 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
TEMPERATURE FACTOR OF RESISTIVITY
Ct |
1.33 |
1.53 |
1.73 |
1.93 |
2.13 |
2.32 |
2.49 |
2.64 |
2.77 |
Temperature °C |
Thermal Expansion X10-6/K |
COEFFICIENT OF THERMAL EXPANSION
20-100 |
10 |
Temperature °C |
20 |
THERMAL CONDUCTIVITY
W m-1 K-1 |
17 |
SPECIFIC HEAT CAPACITY
Temperature °C |
20 |
kJ kg-1 K-1 |
0.50 |
Melting point °C |
1435 |
Max continuous operating temperature in air °C |
600 |
Magnetic properties |
The material is magnetic up to approximately 530°C (the Curie point). |