Electric furnace heating wire 2.5mm FeCr25Al5 Wire for Heating Spring Element in Heating Furnace industry
Ualloy142B is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1250°C.
Typical applications for Ualloy142B are used in electric ceramic cooktop,industrial furnace,heaters.
Normal composition%
C |
P |
S |
Mn |
Si |
Cr |
Ni |
Al |
Fe |
Other |
Max |
0.06 |
0.025 |
0.025 |
0.70 |
Max 0.60 |
23.0~26.0 |
Max 0.60 |
4.5~6.5 |
Bal. |
- |
Typical Mechanical properties(1.0mm)
Yield strength |
Tensile Strength |
Elongation |
Mpa |
Mpa |
% |
500 |
700 |
23 |
Typical Physical properties
Density (g/cm3) |
7.10 |
Electrical resistivity at 20ºC(ohmmm2/m) |
1.42 |
Conductivity coefficient at 20ºC (WmK) |
13 |
Coefficient of thermal expansion |
Temperature |
Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC |
15 |
Specific heat capacity |
Temperature |
20ºC |
J/gK |
0.46 |
Melting point (ºC) |
1500 |
Max continuous operating temperature in air (ºC) |
1250 |
Magnetic properties |
magnetic |
Temperature Factor of Electrical Resistivity
20ºC |
100ºC |
200ºC |
300ºC |
400ºC |
500ºC |
600ºC |
700ºC |
800ºC |
900ºC |
1000ºC |
1100ºC |
1200ºC |
1300ºC |
1 |
1.002 |
1.005 |
1.008 |
1.013 |
1.021 |
1.030 |
1.038 |
1.040 |
1.042 |
1.044 |
1.046 |
1.047 |
|