Alloy P6 / UNS K91451 / CoFeNiV

Magnetic Alloy P6 — Ductile Permanent Magnet Based on Cobalt, Vanadium and Iron

General characteristics

Magnetic alloy P6 is a deformable permanent magnet material based on cobalt, vanadium, and iron, featuring high residual induction, good ductility, corrosion resistance, and thermal stability. It belongs to the group of magnetically hard alloys and is used in applications requiring a stable magnetic field under high temperatures.

Standard: GOST 10994-74 (comparable to ASTM A801)Max operating temperature: up to +500 °C

Key features:

• High residual magnetization (Br)

• Ductility and machinability

• Stability under temperature and vibration

• High coercivity

• Long-term magnetic stability

Chemical composition (typical):

• Cobalt (Co): ~48–50%

• Iron (Fe): balance

• Vanadium (V): 1.8–2.5%

• Chromium (Cr): up to 1.5%

• Nickel (Ni): up to 1%

• Others (Mn, Si, C): ≤ 0.5%

Mechanical and magnetic properties:

• Residual induction (Br): 0.9–1.1 T

• Coercive force (Hc): ≥ 80–120 kA/m

• Energy product (BH)max: 20–30 kJ/m³

• Br temperature coefficient: ~–0.04%/°C

• Hardness: 180–220 HB

• Density: 8.1 g/cm³

Applications:

• Sensors and relays

• Rotors, stators, generators

• Aerospace and navigation instruments

• Magnetic systems under high temperatures

• Vacuum and high-precision mechanisms

Advantages:

• Can be machined and formed

• Stable in aggressive or vacuum environments

• No need for re-magnetization after processing

• High reliability and thermal resistance

• RoHS compliant and eco-friendly

Available formats:

• Round bar: Ø6–80 mm

• Strip / ribbon: up to 300 mm width

• Sheet / plate: 1–20 mm

• Wire: from 0.3 mm

• Custom parts and blanks

Cutting, finishing, and international delivery available.

Buy Magnetic Alloy P6

Order P6 magnetic alloy with guaranteed quality and certified compliance. Available from stock or produced on demand.

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🧲 Need a stable magnetic material? Choose P6 — durable, precise, and heat-resistant.

Delivery Forms Steel Grade P6