Physical properties
| Density | 8.12 | g/cm³ |
Informative values: they vary with composition, condition and test method. Use the governing standard or measured mill data for pressure and heat-transfer calculations.
Chemical composition
Nominal: mid-range where both limits are given, the cap where only a maximum is, balance takes the remainder. Exact specified ranges below.
| Element | Name | Content % | |
|---|---|---|---|
| Main elements3 elements | |||
| Fe | Iron | Bal. | |
| Co | Cobalt | 47.5 – 49.5% | |
| V | Vanadium | 1.75 – 2.1% | |
| Element | Name | Content % | |
|---|---|---|---|
| Minor & residual7 elements | |||
| C | Carbon | ≤ 0.025% | |
| Mn | Manganese | ≤ 0.15% | |
| Si | Silicon | ≤ 0.15% | |
| P | Phosphorus | ≤ 0.015% | |
| S | Sulphur | ≤ 0.01% | |
| Cr | Chromium | ≤ 0.15% | |
| Ni | Nickel | ≤ 0.25% | |
Mechanical minima by form
Guaranteed values differ by form, size and delivery condition; quotations confirm the specification, form, size and condition.
| Form | Condition | Rm MPa | Rp0.2 MPa | A ≥ % |
|---|---|---|---|---|
| Plate, sheet and strip | ||||
| Cold-rolled strip | Magnetic heat treatment to an agreed procedure | — | — | — |
| Several forms | ||||
| Bar, forging stock and hot-rolled sheet and strip | Magnetic heat treatment to an agreed procedure | — | — | — |
Where this grade is recommended
Matched in 2 service conditions; ranks and scores computed from the condition-scoring matrix.
| Service condition | Industry | Temperature | Rank | Score |
|---|---|---|---|---|
| Motor cores & pole pieces | Automotive & Racing | ≤ 180 °C | 1 / 4 | 93 |
| Magnetic shielding & soft-magnetic parts | Semiconductor & Vac-Electronics | ≤ 120 °C | 4 / 5 | 80 |
Designations & equivalents
| Trade name(s) | Hiperco 50 / Permendur / Vacoflux 50 / Supermendur / 2V-Permendur |
| GOST (Russia) | ≈ 49К2Ф |
Cross-references are common near-equivalents for search and shortlisting; substitution across standards requires clause-by-clause verification. All grades in one cross-reference table →
Applicable standards
Name the standard and its edition on the order.
Frequently asked questions
What is 1J22 Fe-Co-V Soft Magnetic (Hiperco 50 class)?
1J22 Fe-Co-V Soft Magnetic (Hiperco 50 class) — Precision alloys. Highest saturation induction (2.4 T) — electromagnet pole pieces and high-power-density motors
What is the maximum service temperature of 1J22?
Typically about 500 °C; the practical limit depends on media, stress and design life — acceptance per the governing standard.
Which standards cover 1J22?
ASTM A801
Where is 1J22 typically used?
Motor cores & pole pieces (Automotive & Racing); Magnetic shielding & soft-magnetic parts (Semiconductor & Vac-Electronics)
In which forms is 1J22 available?
Tube, plate, strip, bar, forgings, wire and other forms — sizes and delivery condition confirmed per order, with EN 10204 3.1 / 3.2 certification.
Same series
Download PDF datasheet
This grade’s datasheet as an A4 PDF — for filing, printing or forwarding to colleagues.
Download PDF datasheetSupply & enquiry
Tube & pipeφ1 – 219 × 0.25 – 25 mm
Plate4.76 – 80 mm
Barφ8 – 300 mm
Wire & filler metalsφ0.01 – 8 mmFor this grade we can supply, against your service conditions:
- Tube, plate, strip, bar, forgings, wire and more — with size range and lead time
- Chemistry and mechanical test report (EN 10204 3.1 / 3.2)
- Like-for-like alternatives and selection advice
- Applicable standards and inspection scope
Or email us: info@kochlin.com