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DIN 17441 X6CrMo17-1 Soft-Annealed Steel – High-Performance Automotive Grade

Properties: - 17%-Cr-steel with Mo additives - high polishable - higher resistance to media which arise in drive operation (road salt) - especially developed for automobile industry Application: - as hub caps, fender, radiator cowling, window frame - aprons for headlights, tail light, decorative parts

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.56 - 7.7 g/cm³

Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

216 - 218 GPa

100.0 °C

213 GPa

200.0 °C

206 - 207 GPa

300.0 °C

198 - 200 GPa

400.0 °C

190 - 192 GPa

500.0 °C

180 GPa

600.0 °C

167 GPa

700.0 °C

150 GPa

Elongation

20.0 °C

20 %

Poisson's ratio

23.0 °C

0.3 [-]

Typical for Ferritic Stainless Steel

Shear modulus

23.0 °C

77 GPa

Typical for Ferritic Stainless Steel

Tensile strength

20.0 °C

480 - 630 MPa

Yield strength Rp0.2

20.0 °C

260 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

20.0 °C

9.9E-6 1/K

100.0 °C

1E-5 - 1.03E-5 1/K

200.0 °C

1.05E-5 - 1.08E-5 1/K

300.0 °C

1.05E-5 - 1.12E-5 1/K

400.0 °C

1.05E-5 - 1.16E-5 1/K

500.0 °C

1.1E-5 - 1.19E-5 1/K

600.0 °C

1.21E-5 1/K

700.0 °C

1.24E-5 1/K

800.0 °C

1.29E-5 1/K

Melting point

1425 - 1530 °C

Typical for Ferritic Stainless Steel

Specific heat capacity

20.0 °C

450 - 460 J/(kg·K)

100.0 °C

482 J/(kg·K)

200.0 °C

506 J/(kg·K)

300.0 °C

525 J/(kg·K)

400.0 °C

547 J/(kg·K)

500.0 °C

576 J/(kg·K)

600.0 °C

616 J/(kg·K)

Thermal conductivity

20.0 °C

16 - 25 W/(m·K)

100.0 °C

17.2 W/(m·K)

200.0 °C

18.6 W/(m·K)

300.0 °C

20 W/(m·K)

400.0 °C

21.2 W/(m·K)

500.0 °C

22.3 W/(m·K)

600.0 °C

23.3 W/(m·K)

700.0 °C

24.1 W/(m·K)

800.0 °C

25.5 W/(m·K)

900.0 °C

26.9 W/(m·K)

1000.0 °C

28.3 W/(m·K)

Thermal diffusivity

20.0 °C

4.7 mm²/s

100.0 °C

4.5 mm²/s

200.0 °C

4.5 mm²/s

300.0 °C

4.6 mm²/s

400.0 °C

4.4 mm²/s

500.0 °C

4.1 mm²/s

600.0 °C

3.6 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

7E-7 - 9.06E-7 Ω·m

100.0 °C

9.42E-7 Ω·m

200.0 °C

9.87E-7 Ω·m

300.0 °C

1.03E-6 Ω·m

400.0 °C

1.08E-6 Ω·m

500.0 °C

1.12E-6 Ω·m

600.0 °C

1.18E-6 Ω·m

700.0 °C

1.22E-6 Ω·m

800.0 °C

1.24E-6 Ω·m

900.0 °C

1.26E-6 Ω·m

1000.0 °C

1.27E-6 Ω·m

Chemical properties

PropertyValue

Carbon

0.08 %

Chromium

16 - 18 %

Manganese

0.9 - 1.3 %

Molybdenum

0.9 - 1.3 %

Phosphorus

0.05 %

Silicon

1 %

Sulfur

0.03 %


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