JIS G4108 Grade SNB21-4

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Related Standards

Equivalent Materials

This material data has been provided by Japanese Industrial Standards.

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 - 7.9 g/cm³

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Typical for Chromium Molybdenum Steel

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

200 - 215 GPa

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Typical for Chromium Molybdenum Steel

Elongation A5

23.0 °C

13 %

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Hardness, Brinell

23.0 °C

269 - 352 [-]

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Poisson's ratio

23.0 °C

0.29 [-]

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Typical for Chromium Molybdenum Steel

Reduction of area

23.0 °C

45 %

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Tensile strength

23.0 °C

930 MPa

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Yield strength Rp0.2

23.0 °C

825 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1.1E-5 - 1.4E-5 1/K

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Typical for Chromium Molybdenum Steel

Melting point

1382 - 1529 °C

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Typical for Chromium Molybdenum Steel

Specific heat capacity

23.0 °C

448 - 502 J/(kg·K)

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Typical for Chromium Molybdenum Steel

Thermal conductivity

23.0 °C

36 - 43 W/(m·K)

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Typical for Chromium Molybdenum Steel