FeCrAl Heating Alloy is mainly used in electric locomotive, diesel locomotive, metro vehicle and high speed moving car etc brake system brake resistor, electric ceramic cooktop, industrial furnace.
Ualloy142B
(Common Name:0Cr25Al5,Aluchrom-O)
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(ohm/mm2/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 |
|
Style of supply
| Alloys Name |
Type |
Dimension |
|
| Ualloy142BW |
Wire |
D=0.03mm~8mm |
|
| Ualloy142BR |
Ribbon |
W=0.4~40 |
T=0.03~2.9mm |
| Ualloy142BS |
Strip |
W=8~250mm |
T=0.1~3.0 |
| Ualloy142BF |
Foil |
W=6~120mm |
T=0.003~0.1 |
| Ualloy142BB |
Bar |
Dia=8~100mm |
L=50~1000 |
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