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DIN 2393-2 Grade RSt 34-2 Soft-Annealed (+A) – High-Precision Steel Tubes

Welded precision steel tubes made from RSt 34-2 are used for thin-walled precision constructional elements with a good surface condition.

Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

7.8 - 7.9 g/cm³

Typical for Low Carbon Steel

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

200 - 215 GPa

Typical for Low Carbon Steel

Elongation

20.0 °C

28 %

Poisson's ratio

23.0 °C

0.29 [-]

Typical for Low Carbon Steel

Shear modulus

23.0 °C

82 GPa

Typical for Low Carbon Steel

Tensile strength

20.0 °C

300 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1.32E-5 - 1.38E-5 1/K

Typical for Low Carbon Steel

Max service temperature

500 °C

Typical for Carbon Steel

Max service temperature, long

0 - 120 °C

Melting point

1480 - 1526 °C

Typical for Low Carbon Steel

Specific heat capacity

23.0 °C

465 J/(kg·K)

Typical for Low Carbon Steel

Thermal conductivity

23.0 °C

25 - 93 W/(m·K)

Typical for Low Carbon Steel

Electrical

PropertyTemperatureValueComment

Electrical resistivity

23.0 °C

1.43E-7 - 1.74E-7 Ω·m

Typical for Carbon Steel

Magnetic

PropertyValueComment

Curie temperature

770 °C

Typical for Low Carbon Steel

Chemical properties

PropertyValue

Carbon

0.15 %

Manganese

0.6 %

Phosphorus

0.03 %

Silicon

0.3 %

Sulfur

0.025 %


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