EN 10028-7 Grade X6CrNi18-10 solution annealed (+AT)

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Description

The austenitic steel X6CrNi18-10 shows favorable high-temperature strength up to 650 °C. The material is not resistant to intercrystalline corrosion. The steel is according to DIN EN 10095 usable as heat resistant steel. Application: reactor engineering (natrium cooling circuit for fast breeder) as well as in steam-boiler construction and in the chemical industry

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

7.9 - 7.93 g/cm³

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Mechanical

PropertyTemperatureValueComment

Elastic modulus

-100.0 °C

206 GPa

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20.0 °C

196 - 200 GPa

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100.0 °C

190 GPa

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200.0 °C

182 - 185 GPa

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300.0 °C

174 - 175 GPa

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400.0 °C

166 - 170 GPa

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500.0 °C

158 - 160 GPa

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600.0 °C

150 - 155 GPa

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700.0 °C

142 - 145 GPa

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800.0 °C

134 - 140 GPa

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900.0 °C

127 - 135 GPa

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1000.0 °C

120 - 125 GPa

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Elongation A80, transverse

20.0 °C

45 %

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Elongation, transverse

20.0 °C

45 %

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Poisson's ratio

23.0 °C

0.3 [-]

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Typical for Austenitic Stainless Steel

Shear modulus

23.0 °C

77 GPa

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Typical for Austenitic Stainless Steel

Tensile strength

20.0 °C

510 - 740 MPa

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50.0 °C

484 MPa

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100.0 °C

440 MPa

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150.0 °C

410 MPa

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200.0 °C

390 MPa

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250.0 °C

385 MPa

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300.0 °C

375 MPa

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350.0 °C

375 MPa

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400.0 °C

375 MPa

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450.0 °C

370 MPa

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500.0 °C

360 MPa

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550.0 °C

330 MPa

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600.0 °C

300 MPa

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Tensile strength, transverse

20.0 °C

510 - 740 MPa

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Yield strength Rp0.2

50.0 °C

178 MPa

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100.0 °C

157 MPa

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150.0 °C

142 MPa

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200.0 °C

127 MPa

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250.0 °C

117 MPa

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300.0 °C

108 MPa

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350.0 °C

103 MPa

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400.0 °C

98 MPa

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450.0 °C

93 MPa

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500.0 °C

88 MPa

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550.0 °C

83 MPa

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600.0 °C

78 MPa

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Yield strength Rp0.2, transverse

20.0 °C

190 - 230 MPa

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Yield strength Rp1.0

50.0 °C

215 MPa

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100.0 °C

191 MPa

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150.0 °C

172 MPa

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200.0 °C

157 MPa

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250.0 °C

147 MPa

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300.0 °C

137 MPa

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350.0 °C

132 MPa

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400.0 °C

127 MPa

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450.0 °C

122 MPa

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500.0 °C

118 MPa

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550.0 °C

113 MPa

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600.0 °C

108 MPa

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Yield strength Rp1.0, transverse

20.0 °C

230 - 260 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1.49E-5 1/K

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20.0 °C

1.61E-5 1/K

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100.0 °C

1.63E-5 - 1.67E-5 1/K

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200.0 °C

1.69E-5 - 1.72E-5 1/K

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300.0 °C

1.73E-5 - 1.77E-5 1/K

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400.0 °C

1.78E-5 - 1.81E-5 1/K

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500.0 °C

1.82E-5 - 1.84E-5 1/K

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600.0 °C

1.85E-5 - 1.88E-5 1/K

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700.0 °C

1.87E-5 - 1.91E-5 1/K

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800.0 °C

1.94E-5 1/K

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900.0 °C

1.97E-5 1/K

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1000.0 °C

2E-5 1/K

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Max service temperature, long

0 - 750 °C

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Melting point

1230 - 1480 °C

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Typical for Austenitic Stainless Steel

Specific heat capacity

-100.0 °C

440 J/(kg·K)

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20.0 °C

450 - 472 J/(kg·K)

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100.0 °C

487 J/(kg·K)

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200.0 °C

503 J/(kg·K)

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300.0 °C

512 J/(kg·K)

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400.0 °C

520 J/(kg·K)

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500.0 °C

530 J/(kg·K)

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600.0 °C

541 J/(kg·K)

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700.0 °C

551 J/(kg·K)

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800.0 °C

559 J/(kg·K)

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900.0 °C

565 J/(kg·K)

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1000.0 °C

571 J/(kg·K)

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Thermal conductivity

20.0 °C

14.3 - 17 W/(m·K)

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100.0 °C

15.8 W/(m·K)

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200.0 °C

17.5 W/(m·K)

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300.0 °C

19 W/(m·K)

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400.0 °C

20.5 W/(m·K)

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500.0 °C

21.9 W/(m·K)

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600.0 °C

23.3 W/(m·K)

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700.0 °C

24.6 W/(m·K)

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800.0 °C

26 W/(m·K)

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900.0 °C

27.4 W/(m·K)

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1000.0 °C

28.8 W/(m·K)

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Thermal diffusivity

20.0 °C

3.8 mm²/s

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100.0 °C

4 mm²/s

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200.0 °C

4.2 mm²/s

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300.0 °C

4.6 mm²/s

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400.0 °C

4.8 mm²/s

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500.0 °C

4.9 mm²/s

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600.0 °C

5 mm²/s

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700.0 °C

5.3 mm²/s

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800.0 °C

5.6 mm²/s

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900.0 °C

5.9 mm²/s

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1000.0 °C

6 mm²/s

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Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

7.1E-7 Ω·m

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100.0 °C

7.76E-7 Ω·m

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200.0 °C

8.49E-7 Ω·m

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300.0 °C

9.14E-7 Ω·m

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400.0 °C

9.71E-7 Ω·m

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500.0 °C

1.02E-6 Ω·m

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600.0 °C

1.07E-6 Ω·m

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700.0 °C

1.1E-6 Ω·m

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800.0 °C

1.14E-6 Ω·m

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900.0 °C

1.17E-6 Ω·m

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1000.0 °C

1.19E-6 Ω·m

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Chemical properties

PropertyValue

Carbon

0.04 - 0.08 %

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Chromium

17 - 19 %

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Manganese

2 %

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Nickel

8 - 11 %

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Nitrogen

0.1 - 0.11 %

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Phosphorus

0.04 %

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Silicon

1 %

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Sulfur

0.015 %

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