Ohmalloy 0Cr21Al4 Alloy Resistance Strip for Resistor / Industrial Furnance
0 Cr 21 Al 4 ---OhmAlloy123
OhmAlloy12 3 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 1 1 00°C .
Typical applications for OhmAlloy 123 are used as elements in home appliances,melting and industrial furnace.
Products Details
1) Normal Composition(%)
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. |
- |
2) Typical Mechanical Properties ( 1.0mm )
Yield strength |
Tensile Strength |
Elongation |
Mpa |
Mpa |
% |
5 50 |
7 50 |
16 |
3) Typical Physical Properties
Density ( g/cm3 ) |
7.35 |
Electrical resis t ivit y at 20 ºC ( Ωmm 2/m ) |
1.23 |
Conductivity coefficient at 20ºC (WmK) |
13 |
4)Coefficient of thermal expansion |
|
Temperature |
Coefficient of Thermal Expansion x10-6/ºC |
20 ºC - 1000 ºC |
13.5 |
5)Specific heat capacity |
|
Temperature |
20 ºC |
J/gK |
0.49 |
Melting point ( ºC ) |
1500 |
Max continuous operating temperature in air ( ºC ) |
1100 |
Magnetic properties |
non-magnetic |
6)Temperature Factor of Electrical Resistivity
20ºC |
100ºC |
200ºC |
300ºC |
400ºC |
500ºC |
700ºC |
800ºC |
900ºC |
1000ºC |
1100ºC |
1200ºC |
1300ºC |
1 |
1.005 |
1.014 |
1.028 |
1.044 |
1.064 |
1.090 |
1.120 |
1.132 |
1.142 |
1.150 |
- |
- |
7)Style of supply
Alloys Name |
Type |
Dimension |
|
OhmAlloy 123 W |
Wire |
D =0.03mm~8mm |
|
OhmAlloy 123 R |
Ribbon |
W= 0.4~40 |
T= 0.03~2.9mm |
OhmAlloy 123 S |
Strip |
W= 8~2 50 mm |
T= 0.1~3.0 |
OhmAlloy 123 F |
Foil |
W= 6~120mm |
T= 0.003~0.1 |
OhmAlloy 123 B |
Bar |
Dia= 8~100mm |
L= 50~1000 |