DIN EN 1.4462

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Description

Duplex is characterized by a very high strength and good corrosion resistance. The yield point is more than 2x higher than austenitic steels and has a lower coefficient of expansion.

Equivalent Materials

This material data has been provided by Salomons Metalen.

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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Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

7.8 g/cm³

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typical for steels

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

200 - 210 GPa

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typical for steels

Elongation A5

23.0 °C

25 %

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Hardness, Brinell

23.0 °C

270 [-]

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Tensile strength

23.0 °C

650 - 880 MPa

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Yield strength Rp0.2

23.0 °C

450 MPa

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Chemical properties

PropertyValueComment

Carbon

0.03 %

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max.

Chromium

21 - 23 %

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Manganese

2 %

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max.

Molybdenum

2.5 - 3.5 %

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Nickel

4.5 - 6.5 %

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Nitrogen

0.1 - 0.22 %

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Silicon

1 %

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max.