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High Resistance Alloy
Iron Chrome Aluminium(Fe-Cr-Al)
Low Resistance Alloy
Ualloy123
(Common Name:0Cr21Al4)
Ualloy123 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by moderate resistivity and good oxidation resistance.It is suitable for use at temperatures up to 1100°C.
Typical applications for Ualloy123 are used as elements in home appliances,melting and industrial furnace.
C |
P |
S |
Mn |
Si |
Cr |
Ni |
Al |
Fe |
Other |
Max | |||||||||
0.12 |
0.025 |
0.025 |
0.70 |
Max 1.0 |
18.0~21.0 |
Max 0.60 |
3.0~4.2 |
Bal. |
- |
Yield strength |
Tensile Strength |
Elongation |
Mpa |
Mpa |
% |
550 |
750 |
16 |
Density (g/cm3) |
7.35 |
Electrical resistivity at 20℃(Ωmm2/m) |
1.23 |
Conductivity coefficient at 20℃ (WmK) |
13 |
Coefficient of thermal expansion | |
Temperature |
Coefficient of Thermal Expansion x10-6/℃ |
20 ℃- 1000℃ |
13.5 |
Specific heat capacity | |
Temperature |
20℃ |
J/gK |
0.49 |
Melting point (℃) |
1500 |
Max continuous operating temperature in air (℃) |
1100 |
Magnetic properties |
non-magnetic |
Temperature Factor of Electrical Resistivity
20℃ |
100℃ |
200℃ |
300℃ |
400℃ |
500℃ |
600℃ |
700℃ |
800℃ |
900℃ |
1000℃ |
1100℃ |
1200℃ |
1300℃ |
1 |
1.005 |
1.014 |
1.028 |
1.044 |
1.064 |
1.090 |
1.120 |
1.132 |
1.142 |
1.150 |
- |
- |
- |
Style of supply
Alloys Name |
Type |
Dimension |
||
Ualloy125W |
Wire |
D=0.03mm~8mm |
||
Ualloy125R |
Ribbon |
W=0.4~40 |
T=0.03~2.9mm | |
Ualloy125S |
Strip |
W=8~250mm |
T=0.1~3.0 | |
Ualloy125F |
Foil |
W=6~120mm |
T=0.003~0.1 | |
Ualloy125B |
Bar |
Dia=8~100mm |
L=50~1000 |
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