DIN 2395-3 Grade St 44-3 normalized or normalized formed (+N)

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Description

Rectangular and square welded precision tubes made from St 44-3 are manufactured by cold forming and electrical resistance welding. Application: automotive engineering

Related Standards

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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Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.85 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

-100.0 °C

217 GPa

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20.0 °C

212 GPa

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100.0 °C

207 GPa

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200.0 °C

199 GPa

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300.0 °C

192 GPa

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400.0 °C

184 GPa

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500.0 °C

175 GPa

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600.0 °C

164 GPa

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Elongation

20.0 °C

21 %

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Poisson's ratio

20.0 °C

0.28 [-]

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Shear modulus

23.0 °C

82 GPa

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Typical for Low Carbon Steel

Tensile strength

20.0 °C

430 - 540 MPa

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Yield strength

20.0 °C

275 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.08E-5 1/K

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20.0 °C

1.19E-5 1/K

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100.0 °C

1.25E-5 1/K

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200.0 °C

1.3E-5 1/K

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300.0 °C

1.36E-5 1/K

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400.0 °C

1.41E-5 1/K

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500.0 °C

1.45E-5 1/K

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600.0 °C

1.49E-5 1/K

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Max service temperature

500 °C

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Typical for Carbon Steel

Melting point

1480 - 1526 °C

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Typical for Low Carbon Steel

Specific heat capacity

-100.0 °C

423 J/(kg·K)

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20.0 °C

461 J/(kg·K)

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100.0 °C

479 J/(kg·K)

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200.0 °C

499 J/(kg·K)

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300.0 °C

517 J/(kg·K)

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400.0 °C

536 J/(kg·K)

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500.0 °C

558 J/(kg·K)

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600.0 °C

587 J/(kg·K)

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Thermal conductivity

20.0 °C

53.4 W/(m·K)

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100.0 °C

52.9 W/(m·K)

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200.0 °C

50.3 W/(m·K)

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300.0 °C

46.7 W/(m·K)

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400.0 °C

43.3 W/(m·K)

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500.0 °C

39.8 W/(m·K)

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600.0 °C

36.7 W/(m·K)

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Thermal diffusivity

20.0 °C

14.8 mm²/s

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100.0 °C

13.6 mm²/s

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200.0 °C

12.1 mm²/s

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300.0 °C

10.6 mm²/s

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400.0 °C

9.2 mm²/s

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500.0 °C

7.7 mm²/s

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600.0 °C

6.2 mm²/s

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Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

1.95E-7 Ω·m

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100.0 °C

2.42E-7 Ω·m

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200.0 °C

3.14E-7 Ω·m

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300.0 °C

4.02E-7 Ω·m

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400.0 °C

5.02E-7 Ω·m

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500.0 °C

6.21E-7 Ω·m

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600.0 °C

7.55E-7 Ω·m

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Magnetic

PropertyValueComment

Curie temperature

770 °C

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Typical for Low Carbon Steel

Chemical properties

PropertyValue

Carbon

0.23 %

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Phosphorus

0.05 %

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Sulfur

0.05 %

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