DIN 41301 Grade D1a fully processed

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Steel with specific requirements for the permeability at low field strengths. Application: audio-frequency transformers in communications technology (sheets, strips, core laminations, tape cores)

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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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20.0 °C

8.15 g/cm³

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Elastic modulus

23.0 °C

200 - 215 GPa

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Typical for Nickel Steel

Poisson's ratio

23.0 °C

0.29 [-]

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Typical for Nickel Steel

Shear modulus

23.0 °C

76 GPa

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Typical for Nickel Steel



Melting point

1316 - 1595 °C

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Typical for Nickel Steel

Specific heat capacity

23.0 °C

456 J/(kg·K)

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Typical for Nickel Steel

Thermal conductivity

23.0 °C

10 - 50 W/(m·K)

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Typical for Nickel Steel



Electrical resistivity

20.0 °C

7.5E-7 Ω·m

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Chemical properties



36 - 40 %

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