EN 10090 Grade X53CrMnNiNbN21-9 solution heat-treated and precipitation hardened (+AT+P)

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Description

X53CrMnNiNbN21-9 is an austenitic Cr-Mn-Ni-Nb-N-alloyed valve steel.

Related Standards

This material data has been provided by WIAM.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
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

7.8 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

205 GPa

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Elongation

20.0 °C

8 %

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Hardness, Rockwell C

20.0 °C

30 [-]

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Poisson's ratio

23.0 °C

0.3 [-]

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Typical for Austenitic Stainless Steel

Reduction of area

20.0 °C

10 %

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Shear modulus

23.0 °C

77 GPa

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Typical for Austenitic Stainless Steel

Tensile strength

20.0 °C

950 - 1150 MPa

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500.0 °C

680 MPa

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550.0 °C

650 MPa

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600.0 °C

600 MPa

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650.0 °C

510 MPa

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700.0 °C

450 MPa

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750.0 °C

380 MPa

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800.0 °C

320 MPa

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Yield strength Rp0.2

20.0 °C

580 MPa

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500.0 °C

340 MPa

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550.0 °C

320 MPa

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600.0 °C

310 MPa

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650.0 °C

280 MPa

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700.0 °C

260 MPa

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750.0 °C

235 MPa

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800.0 °C

220 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

100.0 °C

1.55E-5 1/K

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300.0 °C

1.75E-5 1/K

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500.0 °C

1.85E-5 1/K

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700.0 °C

1.88E-5 1/K

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Melting point

1230 - 1480 °C

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Typical for Austenitic Stainless Steel

Specific heat capacity

20.0 °C

500 J/(kg·K)

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Thermal conductivity

20.0 °C

14.5 W/(m·K)

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Electrical

PropertyTemperatureValueComment

Electrical resistivity

23.0 °C

8.5E-7 Ω·m

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Typical for Austenitic Stainless Steel

Chemical properties

PropertyValue

Carbon

0.48 - 0.58 %

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Chromium

20 - 22 %

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Manganese

8 - 10 %

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Nickel

3.25 - 4.5 %

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Phosphorus

0.05 %

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Silicon

0.45 %

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Sulfur

0.03 %

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