Fe-Co-V Permanent Magnetic Alloy
Iron-Cobalt- Vanadium—permanent-magnet alloys
Application: It is applied to make small bore permanent magnetic alloy and record materials
Representive Grade: 2J31, 2J32, 2J33
Type |
Grade |
Relative Grade |
Standard |
Fe-Co-V Permanent Magnetic Alloy |
2J31 |
52kΦB(Russia) |
GB/T14989-1994 |
2J32 |
52KΦδ(Russia) |
||
2J33 |
52KΦ A(Russia) |
Dimension & Tolerances (see Table1 & Table 2)
Table 1 Dimensions & Tolerances (for Cold Drawn Wire)
Diameter |
0.5~1.0 |
>1.0~2.0 |
>2.0~3.0 |
Permissible Variation |
±0.02 |
±0.03 |
±0.05 |
Table 2 Dimensions & Tolerances (for Cold Rolled Strips)
Thickness |
Size/mm |
0.20~0.40 |
>0.40~0.60 |
>0.60~0.80 |
Tolerances |
(+0,-0.03) |
(+0,)-0.05 |
(+0,-0.07) |
|
Width |
Size/mm |
50~120 |
||
Tolerances |
±0.5 |
|||
Length/mm |
≥300 |
Grade & Chemical Composition (see Table3)
Table3 Grade & Chemical Composition (for Fe-Co-V Permanent Magnetic Alloy )
Grade |
Chemical Composition (%) |
||||||||
C≤ |
Mn≤ |
Si≤ |
P≤ |
S≤ |
Ni≤ |
Co |
V |
Fe |
|
2J31 |
0.12 |
0.70 |
0.70 |
0.025 |
0.020 |
0.70 |
51~53 |
10.8~11.7 |
Balance |
2J32 |
0.12 |
0.70 |
0.70 |
0.025 |
0.020 |
0.70 |
5l~53 |
11-8~12.7 |
|
2J33 |
0.12 |
0.70 |
0.70 |
0.025 |
0.020 |
0.70 |
51~53 |
12.8~13.8 |
Magnetic Property (See Table 4)
Table 4 Magnetic Property (for Fe-Co-V Permanent Magnetic Alloy )
Grade |
Wires |
Strips |
|||||
Coercive Force Hc |
Residual Magnetic Induction |
Br•Hc |
Coercive Force |
Residual Magnetic Induction |
Br•Hc |
||
kA/m≥ |
T≥ |
Gs•Oe≥ |
kA/m≥ |
T≥ |
Gs•Oe≥ |
||
2J31 |
23.88 |
1.00 |
3.0×106 |
17.51 |
1.00 |
2.4×106 |
|
2J32 |
27.86 |
0.85 |
3.0×106 |
23.88 |
0.75 |
2.4×106 |
|
2J33 |
31.84 |
0.70 |
3.0×106 |
27.86 |
0.60 |
2.3×106 |
|
Usage: It is applied to make small bore permanent magnetic alloy and record materials. |
Specification: Sheet/Plate, Bar/Rod/Wire
Size Range:
*Sheet---Thickness 0.25mm~0.70mm, width:10.0~160.0mm,Condition: cold rolled, bright
*Plate---Thickness 3.5mm~40.0mm,width:10.0~160.0mm,Condition: cold rolled, hot rolled
*Bar---Dia 8.0mm~Dia 32.0mm,length:≤2000mm,Condition:hot rolled,burnished
Dia 32.0mm~Dia 150.0mm,length:≤1000mm,Condition:hot forging,peeled, turned
*Round Wire---Dia 0.1mm~Dia 5.0mm,Condition: cold drawn, bright, bright annealed
Note: We could do any other products with specified technical standard, say,