EN 10273 Grade 10CrMo9-10 normalized and tempered (+NT)

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Description

The steel 10CrMo9-10 is a high temperature steel. Application: boiler construction for superheater and hot steam ducts, for collectors, and in apparatus construction in petrochemistry. Maximum temperature of use: 530 °C.

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 - 7.85 g/cm³

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Mechanical

PropertyTemperatureValue

Elastic modulus

-100.0 °C

217 GPa

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20.0 °C

212 - 212.43 GPa

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100.0 °C

207 - 207.49 GPa

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200.0 °C

199 - 201.15 GPa

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300.0 °C

192 - 193.89 GPa

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400.0 °C

184 - 185.24 GPa

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500.0 °C

174.89 - 175 GPa

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600.0 °C

163.15 - 164 GPa

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Elongation

20.0 °C

17 - 18 %

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Poisson's ratio

20.0 °C

0.28 [-]

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100.0 °C

0.29 [-]

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200.0 °C

0.29 [-]

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300.0 °C

0.29 [-]

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400.0 °C

0.3 [-]

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500.0 °C

0.31 [-]

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600.0 °C

0.31 [-]

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Shear modulus

20.0 °C

82.81 GPa

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100.0 °C

80.65 GPa

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200.0 °C

77.87 GPa

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300.0 °C

74.93 GPa

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400.0 °C

71.22 GPa

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500.0 °C

66.9 GPa

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600.0 °C

62.11 GPa

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Tensile strength

20.0 °C

460 - 630 MPa

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Yield strength

20.0 °C

250 - 310 MPa

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Yield strength Rp0.2

50.0 °C

250 - 288 MPa

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100.0 °C

237 - 266 MPa

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150.0 °C

228 - 254 MPa

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200.0 °C

222 - 248 MPa

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250.0 °C

219 - 243 MPa

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300.0 °C

213 - 236 MPa

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350.0 °C

204 - 225 MPa

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400.0 °C

191 - 212 MPa

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450.0 °C

178 - 197 MPa

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500.0 °C

167 - 185 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/K

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200.0 °C

1.27E-5 1/K

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300.0 °C

1.32E-5 1/K

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400.0 °C

1.36E-5 1/K

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500.0 °C

1.4E-5 1/K

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600.0 °C

1.44E-5 1/K

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Max service temperature, long

400 - 550 °C

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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 J/(kg·K)

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200.0 °C

499 J/(kg·K)

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300.0 °C

517 J/(kg·K)

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400.0 °C

536 J/(kg·K)

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500.0 °C

558 J/(kg·K)

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600.0 °C

587 J/(kg·K)

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Thermal conductivity

20.0 °C

34.9 W/(m·K)

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100.0 °C

37.3 W/(m·K)

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200.0 °C

38.2 W/(m·K)

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300.0 °C

37.8 W/(m·K)

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400.0 °C

36.6 W/(m·K)

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500.0 °C

35.2 W/(m·K)

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600.0 °C

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

3.43E-7 Ω·m

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200.0 °C

4.13E-7 Ω·m

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300.0 °C

4.97E-7 Ω·m

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400.0 °C

5.95E-7 Ω·m

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500.0 °C

7.03E-7 Ω·m

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600.0 °C

8.25E-7 Ω·m

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Chemical properties

PropertyValue

Carbon

0.08 - 0.14 %

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Chromium

2 - 2.5 %

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Copper

0.3 %

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Manganese

0.4 - 0.8 %

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Molybdenum

0.9 - 1.1 %

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Nitrogen

0.01 %

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Phosphorus

0.02 - 0.03 %

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Silicon

0.5 %

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Sulfur

0.01 - 0.025 %

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