DIN 17745 Grade NiFe15Mo

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The soft-magnetic material NiFe15Mo with the material number 2.4545 distinguishes itself by the highest initial and maximum permeability as well as by the lowest coercive field strength. It is applied for totalizing current transformers for fault-current circuit breakers as well as for transformers, transducers, fault-current circuit breakers, relays, shieldings, magnet amplifiers, magnetic heads, storage cores, impulse repeaters, inductors and step motors. Processing properties: Formability: good Weldability: good

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Equivalent Materials

This material data has been provided by WIAM.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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23.0 °C

8.1 - 8.2 g/cm³

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Typical for Nickel Iron Alloy



Elastic modulus

23.0 °C

137 - 145 GPa

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Typical for Nickel Iron Alloy

Poisson's ratio

23.0 °C

0.28 [-]

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Typical for Nickel Iron Alloy



Coefficient of thermal expansion

23.0 °C

7.6E-6 - 1.7E-5 1/K

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Typical for Nickel Iron Alloy

Melting point

1450 °C

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Typical for Nickel Iron Alloy

Specific heat capacity

23.0 °C

285 - 545 J/(kg·K)

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Typical for Nickel Iron Alloy

Thermal conductivity

23.0 °C

8 - 35 W/(m·K)

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Typical for Nickel Iron Alloy

Chemical properties



0.05 %

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11 - 17 %

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1 %

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2 - 6 %

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75.55 %

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0.4 %

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