1J22 Permalloy Plate Co50V2 High Coefficient Thermal Expansion Soft Magnetic Alloy 2.4T Saturation
High Coefficient Of Thermal Expansion Co50V2 1J22 Permalloy Plate
1J22 Permalloy Plate is an iron cobalt soft magnetic alloy containing 50% cobalt, 1.4% ～ 1.8% vanadium and iron. This alloy has the highest magnetic saturation strength (2.4T), extremely high Curie temperature (Tc=980 ℃) and the maximum saturation magnetostriction coefficient (60 × 10-6).
Chemical Composition of 1J22 Permalloy Plate
|
Element |
Min |
Max |
|
Carbon |
-- |
0.01 |
|
Manganese |
-- |
0.05 |
|
Silicon |
-- |
0.05 |
|
Cobalt |
-- |
48.75 |
|
Vanadium |
-- |
1.90 |
|
Iron |
Bal |
|
Relative Grade of 1J22 Permalloy Plate
| Grade | U.K. | Germany | U.S.A. | Russia | Standard |
| 1J22 | Permendur | Vacoflux 50 | Supermendur HiperCo50 |
50КФ | GB/T15002-1994 |
1J22 Permalloy Plate Picture:
Application of 1J22 Permalloy Plate
Soft magnetic alloy is suitable for transmitting tube, oscillating tube, pilot tube, transistor, sealed plug, relay shell and other electric vacuum devices. It has a certain linear expansion coefficient in the temperature range of 20 ℃ - 450 ℃, and can match with hard glass to seal firmly.
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