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By certification 
FeCoMo Hysteresis alloys
The advantage: With hysteresis characteristics well in high magnetic fields
Representative Grade: 2J21, 2J23, 2J25, 2J27
Type |
Grade |
Relative Grade |
Standard |
Iron-Cobalt- Molybdenum Hysteresis alloys |
2J21 |
12KM12(Russia) |
GB/T14990-1994 |
2J23 |
12KM14(Russia) |
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2J25 |
12KM16(Russia) |
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2J27 |
Comolloy(U.S.A.) |
Grade & Chemical Composition (See Table 1)
Table 1 Grade & Chemical Composition (Iron-Cobalt- Molybdenum Hysteresis alloys)
Grade |
Chemical Composition (%) |
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C≤ |
Si≤ |
P≤ |
S≤ |
Co |
M0 |
Mn |
Fe |
|
2J2l |
0.03 |
0.30 |
0.025 |
0.025 |
11.0~13.0 |
10.5~11.5 |
0.10~0.50 |
Bal |
2J23 |
0.03 |
0.30 |
0.025 |
0.025 |
11.0~13.0 |
12.5~13.5 |
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2J25 |
0.03 |
0.30 |
0.025 |
0.025 |
11.0~13.0 |
14.5~15.5 |
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2J27 |
0.03 |
0.30 |
0.025 |
0.025 |
11.0~13.0 |
16.5~17.5 |
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Physical Property (see Table 2 & Table 3)
Table 2 Physical Property (Iron-Cobalt- Molybdenum Hysteres
Table 3 Magnetic Hysteresis Property
Grade |
Hμ |
Bμ |
Pμ |
Kμ≥ |
Oe |
T |
erg/cm³≥ |
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2J21 |
120~160 |
1.0~1.3 |
2.0×105 |
0.46 |
2J23 |
180~220 |
1.0~1.3 |
3.0×l05 |
0.48 |
2J25 |
220~280 |
0.9~1.2 |
3.8×105 |
0.50 |
2J27 |
300~360 |
0.9~1.2 |
4.7x 105 |
0.45 |
Usage: It is used as motor rotor. |
Specification: Bar/Rod/ Disk
Size Range:
*Bar--- Dia 8.0mm~Dia 32.0mm,length:≤3000mm,Condition:hot rolled,bright, bright annealed
Dia 32.0mm~Dia 150.0mm,length:≤1300mm,Condition:hot forging,peeled, turned, hot treated
