DIN 17205 Grade GS-30Mn5 quenched in a liquid medium and tempered, strength grade I

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Description

The material GS-30 Mn 5 is applicable up to 300 degrees C. The use is performed in the construction of cranes and conveyor systems, in the vehicle and gear manufacturing as well as in the general mechanical engineering, e.g. for impellers, ball races, bearing rollers, drive tumblers, cog wheels, toothed rims.

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

20.0 °C

211 GPa

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100.0 °C

204 GPa

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200.0 °C

196 GPa

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300.0 °C

186 GPa

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Elongation

20.0 °C

12 - 14 %

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Poisson's ratio

20.0 °C

0.29 [-]

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Typical for Medium Carbon Steel

Tensile strength

20.0 °C

500 - 670 MPa

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Yield strength Rp0.2

20.0 °C

360 - 400 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

100.0 °C

1.1E-5 1/K

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200.0 °C

1.2E-5 1/K

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300.0 °C

1.3E-5 1/K

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Max service temperature, long

0 - 300 °C

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Melting point

1380 - 1514 °C

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Typical for Medium Carbon Steel

Chemical properties

PropertyValue

Carbon

0.27 - 0.34 %

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Manganese

1.2 - 1.5 %

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Phosphorus

0.02 %

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Silicon

0.6 %

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Sulfur

0.015 %

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