DIN 17230 Grade X89CrMoV18-1 annealed to achieve spheroidized carbides (+AC)

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Description

X 89 CrMoV 18 1 is a stainless anti-friction bearing steel that is highly resistant to wear. It is used for anti-friction bearings that are subjected to corrosion stress.

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

7.65 - 7.7 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

196 GPa

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Poisson's ratio

23.0 °C

0.3 [-]

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Typical for Steel

Thermal

PropertyTemperatureValue

Coefficient of thermal expansion

-100.0 °C

9.2E-6 1/K

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20.0 °C

9.9E-6 1/K

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100.0 °C

1.03E-5 1/K

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200.0 °C

1.08E-5 1/K

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300.0 °C

1.12E-5 1/K

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400.0 °C

1.16E-5 1/K

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500.0 °C

1.19E-5 1/K

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600.0 °C

1.21E-5 1/K

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700.0 °C

1.24E-5 1/K

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800.0 °C

1.29E-5 1/K

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900.0 °C

1.34E-5 1/K

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1000.0 °C

1.39E-5 1/K

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Specific heat capacity

20.0 °C

450 J/(kg·K)

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100.0 °C

482 J/(kg·K)

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200.0 °C

506 J/(kg·K)

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300.0 °C

525 J/(kg·K)

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400.0 °C

547 J/(kg·K)

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500.0 °C

576 J/(kg·K)

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600.0 °C

616 J/(kg·K)

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Thermal conductivity

20.0 °C

19.6 W/(m·K)

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Thermal diffusivity

20.0 °C

5.7 mm²/s

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Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

6.17E-7 Ω·m

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Chemical properties

PropertyValue

Carbon

0.85 - 0.95 %

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Chromium

17 - 19 %

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Copper

0.3 %

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Manganese

1 %

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Molybdenum

0.9 - 1.3 %

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Phosphorus

0.05 %

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Silicon

1 %

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Sulfur

0.03 %

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Vanadium

0.07 - 0.12 %

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