Description
CoFe Alloy 1J21
CoFe Alloy 1J21
Chemical composition:
Chemical composition(%)S | 
||||||||||
C | 
P | 
Mn | 
Si | 
Ni | 
Cu | 
V | 
Co | 
Fe | 
||
Max | 
||||||||||
1J21 | 
0.04 | 
0.02 | 
0.02 | 
0.03 | 
0.03 | 
0.5 | 
0.20 | 
0.80~1.20 | 
49.0~51.0 | 
Rest | 
Characteristic as below:
- 
1J21 cobalt-based soft magnetic gold, saturated magnetic flux density can reach 2.35T. It has a high Curie temperature (980 ℃) and magnetostriction coefficient (60 * 10-6) and other characteristics.
 
Processing conditions and application:
- 
1J21 is suitable for vibrating diaphragms, magnetostrictive transducers and buzzer elements for small size, light weight, large power spaceflight, aeronautic motors, electromagnet pole shoe power transformers, voltage and hearing aids.
 








