EN 10216-2 Grade 12CrMo9-10 quenched and tempered (+QT)

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Description

High temperature steel for high pressure hydrogenation vessels. Application: tubes

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

7.84 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

-100.0 °C

217 GPa

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20.0 °C

212 GPa

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100.0 °C

207 - 208 GPa

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200.0 °C

199 - 202 GPa

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300.0 °C

192 - 194 GPa

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400.0 °C

184 - 186 GPa

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500.0 °C

175 - 176 GPa

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600.0 °C

164 - 166 GPa

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Elongation

20.0 °C

20 %

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Elongation, transverse

20.0 °C

18 %

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Poisson's ratio

23.0 °C

0.29 [-]

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Typical for Chromium Molybdenum Steel

Reduction of area

20.0 °C

50 %

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Tensile strength

20.0 °C

540 - 690 MPa

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100.0 °C

500 MPa

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150.0 °C

480 MPa

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200.0 °C

460 MPa

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250.0 °C

450 MPa

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300.0 °C

440 MPa

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350.0 °C

430 MPa

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400.0 °C

410 MPa

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450.0 °C

380 MPa

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Tensile strength, transverse

20.0 °C

540 - 690 MPa

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Yield strength Rp0.2

20.0 °C

355 MPa

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100.0 °C

338 MPa

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150.0 °C

319 MPa

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200.0 °C

319 MPa

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250.0 °C

309 MPa

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300.0 °C

304 MPa

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350.0 °C

294 MPa

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400.0 °C

284 MPa

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450.0 °C

275 MPa

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Yield strength Rp0.2, transverse

20.0 °C

355 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.05E-5 1/K

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20.0 °C

1.15E-5 1/K

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100.0 °C

1.21E-5 - 1.22E-5 1/K

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200.0 °C

1.27E-5 - 1.29E-5 1/K

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300.0 °C

1.32E-5 - 1.34E-5 1/K

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400.0 °C

1.36E-5 - 1.4E-5 1/K

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500.0 °C

1.4E-5 - 1.43E-5 1/K

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600.0 °C

1.44E-5 - 1.46E-5 1/K

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Melting point

1382 - 1529 °C

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Typical for Chromium Molybdenum Steel

Specific heat capacity

-100.0 °C

423 J/(kg·K)

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20.0 °C

461 J/(kg·K)

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100.0 °C

479 - 500 J/(kg·K)

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200.0 °C

499 - 540 J/(kg·K)

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300.0 °C

517 - 580 J/(kg·K)

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400.0 °C

536 - 620 J/(kg·K)

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500.0 °C

558 - 690 J/(kg·K)

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600.0 °C

587 - 780 J/(kg·K)

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Thermal conductivity

20.0 °C

34.9 W/(m·K)

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100.0 °C

37 - 37.3 W/(m·K)

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200.0 °C

38 - 38.2 W/(m·K)

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300.0 °C

37.8 - 38 W/(m·K)

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400.0 °C

36.6 - 37 W/(m·K)

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500.0 °C

35 - 35.2 W/(m·K)

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600.0 °C

33 - 33.6 W/(m·K)

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Thermal diffusivity

20.0 °C

9.7 mm²/s

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100.0 °C

9.6 mm²/s

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200.0 °C

9.2 mm²/s

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300.0 °C

8.5 mm²/s

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400.0 °C

7.8 mm²/s

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500.0 °C

6.8 mm²/s

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600.0 °C

5.7 mm²/s

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Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

2.98E-7 Ω·m

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100.0 °C

3.4E-7 - 3.43E-7 Ω·m

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200.0 °C

4.1E-7 - 4.13E-7 Ω·m

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300.0 °C

4.97E-7 - 5E-7 Ω·m

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400.0 °C

5.9E-7 - 5.95E-7 Ω·m

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500.0 °C

7E-7 - 7.03E-7 Ω·m

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600.0 °C

8.2E-7 - 8.25E-7 Ω·m

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Chemical properties

PropertyValue

Aluminium

0.01 %

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Carbon

0.1 - 0.15 %

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Chromium

2 - 2.5 %

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Copper

0.2 %

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Manganese

0.3 - 0.8 %

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Molybdenum

0.9 - 1.1 %

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Nickel

0.3 %

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Phosphorus

0.02 %

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Silicon

0.3 %

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Sulfur

0.015 %

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