DIN 17240 Grade X22CrMoV12-1 quenched and tempered (+QT800)

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Description

Temperable high strength steel with good high temperature strength up to 580 °C and resistance to scaling up to 600 °C. Application: pressure vessel and pipeline construction, turbine construction, chemicals industry, reactor engineering, screws, nuts

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

7.7 - 7.76 g/cm³

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Mechanical

PropertyTemperatureValue

Elastic modulus

20.0 °C

216 - 218 GPa

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100.0 °C

209 - 213 GPa

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200.0 °C

200 - 206 GPa

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300.0 °C

190 - 198 GPa

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400.0 °C

179 - 190 GPa

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500.0 °C

167 - 180 GPa

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600.0 °C

127 - 167 GPa

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Poisson's ratio

20.0 °C

0.28 [-]

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Shear modulus

20.0 °C

84.95 GPa

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Yield strength Rp0.2

200.0 °C

530 MPa

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250.0 °C

505 MPa

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300.0 °C

480 MPa

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350.0 °C

452 MPa

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400.0 °C

423 MPa

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450.0 °C

382 MPa

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500.0 °C

344 MPa

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550.0 °C

284 MPa

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600.0 °C

206 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

20.0 °C

1.02E-5 1/K

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100.0 °C

1.05E-5 1/K

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200.0 °C

1.09E-5 - 1.1E-5 1/K

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300.0 °C

1.13E-5 - 1.15E-5 1/K

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400.0 °C

1.16E-5 - 1.2E-5 1/K

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500.0 °C

1.2E-5 - 1.23E-5 1/K

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600.0 °C

1.22E-5 - 1.25E-5 1/K

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Max service temperature, long

0 - 580 °C

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Melting point

1370 - 1530 °C

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Typical for Martensitic Stainless Steel

Specific heat capacity

20.0 °C

439 - 460 J/(kg·K)

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100.0 °C

474 J/(kg·K)

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200.0 °C

498 J/(kg·K)

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300.0 °C

517 J/(kg·K)

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400.0 °C

538 J/(kg·K)

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500.0 °C

564 J/(kg·K)

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600.0 °C

598 J/(kg·K)

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Thermal conductivity

20.0 °C

24 W/(m·K)

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100.0 °C

24.4 - 25 W/(m·K)

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200.0 °C

24.8 - 25 W/(m·K)

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300.0 °C

25.1 - 26 W/(m·K)

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400.0 °C

25.6 - 26 W/(m·K)

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500.0 °C

26 - 26.1 W/(m·K)

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600.0 °C

26.4 - 27 W/(m·K)

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650.0 °C

29 W/(m·K)

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Thermal diffusivity

20.0 °C

7.1 mm²/s

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100.0 °C

6.3 mm²/s

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200.0 °C

6 mm²/s

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300.0 °C

5.7 mm²/s

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400.0 °C

5.4 mm²/s

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500.0 °C

4.9 mm²/s

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600.0 °C

4.1 mm²/s

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Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

6E-7 - 6.03E-7 Ω·m

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100.0 °C

6.68E-7 Ω·m

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200.0 °C

7.43E-7 Ω·m

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300.0 °C

8.17E-7 Ω·m

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400.0 °C

8.9E-7 Ω·m

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500.0 °C

9.62E-7 Ω·m

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600.0 °C

1.04E-6 Ω·m

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Chemical properties

PropertyValue

Carbon

0.18 - 0.24 %

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Chromium

11 - 12.5 %

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Manganese

0.3 - 0.8 %

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Molybdenum

0.8 - 1.2 %

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Nickel

0.3 - 0.8 %

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Phosphorus

0.04 %

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Silicon

0.1 - 0.5 %

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Sulfur

0.035 %

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Vanadium

0.25 - 0.35 %

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