SEW 084 Grade FStE 420 TM thermomechanically treated

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Description

The thermomechanical formed, weldable fine grained steel FStE 420 TM is used for steel and plant constructions, bridge and support constructions. Products of this steel are not allowed for heat treatment above 580 °C or other hot working. The lowest application temperature amounts to -20 °C.

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

PropertyTemperatureValueComment

Density

23.0 °C

7.8 g/cm³

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Typical for Steel

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

190 - 210 GPa

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Typical for Steel

Elongation

20.0 °C

19 %

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Poisson's ratio

23.0 °C

0.3 [-]

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Typical for Steel

Tensile strength

20.0 °C

500 - 660 MPa

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Yield strength

20.0 °C

410 - 420 MPa

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Thermal

PropertyValue

Max service temperature, long

-20 - 0 °C

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Chemical properties

PropertyValue

Aluminium

0.015 %

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Carbon

0.18 %

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Manganese

1.7 %

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Molybdenum

0.15 %

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Nickel

0.6 %

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Niobium

0.05 %

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Nitrogen

0.02 %

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Phosphorus

0.04 %

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Silicon

0.5 %

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Sulfur

0.03 %

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Titanium

0.05 %

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Vanadium

0.14 %

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