DIN 1628 Grade St 44.4 normalized or normalized formed (+N)

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Description

Welded steel tubes made from St 44.4 are used in the apparatus engineering, container and pipe construction as well as mechanical engineering. Allowed max. operating temperature 300 °C. The steel is weldable.

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See where DIN 1628 Grade St 44.4 normalized or normalized formed (+N) falls on the material property chart for Density against Elastic modulus in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.

Properties

General

Density

ρ

7.8 - 7.9 g/cm³ at 23 °C

Typical for Low Carbon Steel

Mechanical

Elastic modulus

E

217 GPa at -100 °C

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Elongation

A

21 % at 20 °C

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Elongation, transverse

A

19 % at 20 °C

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Poisson's ratio

ν

0.28 [-] at 20 °C

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Shear modulus

G

82 GPa at 23 °C

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Typical for Low Carbon Steel

Tensile strength

Rm

420 - 550 MPa at 20 °C

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Tensile strength, transverse

Rm,trans

420 - 550 MPa at 20 °C

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Yield strength

YS

265 - 275 MPa at 20 °C

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Yield strength Rp0.2

Rp0.2

255 - 275 MPa at 50 °C

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Yield strength, transverse

YStrans

265 - 275 MPa at 20 °C

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Thermal

Coefficient of thermal expansion

α

1.08E-5 1/K at -100 °C

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Max service temperature

Tmax

500 °C

Typical for Carbon Steel

Max service temperature, long

Tmaxlong

0 - 300 °C

Melting point

Tm

1480 - 1526 °C

Typical for Low Carbon Steel

Specific heat capacity

cp

423 J/(kg·K) at -100 °C

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Thermal conductivity

λ

53.4 W/(m·K) at 20 °C

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Thermal diffusivity

αdiff

14.8 mm²/s at 20 °C

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Electrical

Electrical resistivity

ρel

1.95E-7 Ω·m at 20 °C

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Magnetic

Curie temperature

Tc

770 °C

Typical for Low Carbon Steel

Chemical properties

Element

Weight %

Comment

Mn

0.4 %

Si

0.35 %

C

0.2 %

P

0.04 %

S

0.04 %

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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.