ASTM A709 Grade 345W

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Related Standards

This material data has been provided by ASTM.

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.

Ashby charts

Properties

Mechanical

PropertyTemperatureValueComment

Charpy impact energy, V-notch

-12.0 °C

27 J

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average

4.0 °C

27 J

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average

21.0 °C

27 J

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average

Elongation

23.0 °C

18 - 21 %

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Tensile strength

23.0 °C

485 MPa

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min.

Yield strength

23.0 °C

345 MPa

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Yield strength Rp0.2

23.0 °C

345 MPa

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min.

Chemical properties

PropertyValueComment

Aluminium

0.01 - 0.04 %

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Carbon

0.11 %

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max.

Chromium

0.45 - 0.7 %

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Copper

0.25 - 0.4 %

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Manganese

1.1 - 1.5 %

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Molybdenum

0.02 - 0.08 %

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Nickel

0.25 - 0.4 %

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Nitrogen

0.02 %

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max.

Phosphorus

0.2 %

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max.

Silicon

0.3 - 0.5 %

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Sulfur

6E-3 %

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max.

Vanadium

0.04 - 0.08 %

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