ASTM A297 Grade HL As-Cast

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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.

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Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

7.6 - 7.7 g/cm³

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Typical for Martensitic Stainless Steel

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

220 GPa

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Typical for Martensitic Stainless Steel

Elongation A50

23.0 °C

10 %

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Poisson's ratio

23.0 °C

0.3 [-]

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Typical for Martensitic Stainless Steel

Shear modulus

23.0 °C

77 GPa

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Typical for Martensitic Stainless Steel

Tensile strength

23.0 °C

450 MPa

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Yield strength

23.0 °C

240 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1E-5 - 1.5E-5 1/K

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Typical for Martensitic Stainless Steel

Melting point

1370 - 1530 °C

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Typical for Martensitic Stainless Steel

Specific heat capacity

23.0 °C

460 J/(kg·K)

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Typical for Martensitic Stainless Steel

Thermal conductivity

23.0 °C

14 - 31 W/(m·K)

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Typical for Martensitic Stainless Steel

Electrical

PropertyTemperatureValueComment

Electrical resistivity

23.0 °C

6E-7 Ω·m

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Typical for Martensitic Stainless Steel

Chemical properties

PropertyValue

Carbon

0.2 - 0.6 %

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Chromium

28 - 32 %

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Manganese

2 %

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Molybdenum

0.5 %

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Nickel

18 - 22 %

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Phosphorus

0.04 %

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Silicon

2 %

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Sulfur

0.04 %

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