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SEW 400 X2Cr11 Soft-Annealed Stainless Steel – Superior Corrosion Resistance & Strength

Properties: - ferritc steel with better corrosion resistance than the general structure steels - lower costs as high-alloyed stainless steels - corrison resistance similar to the steels with 13 % Cr - not for stronger corrosion loadings - good resistance to abrasion - high static and dynamic strength values - good processible Application: - in traffic/transport, agricultural technology, conveyor technique, building industry (rack, elements for facades)

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.7 - 7.77 g/cm³

Mechanical

PropertyTemperatureValue

Elastic modulus

20.0 °C

211.67 - 220 GPa

100.0 °C

213 - 216 GPa

200.0 °C

206 - 209 GPa

300.0 °C

198 - 200 GPa

400.0 °C

190 - 192 GPa

500.0 °C

180 - 183 GPa

600.0 °C

167 GPa

700.0 °C

150 GPa

Elongation

20.0 °C

20 %

Hardness, Brinell

20.0 °C

180 [-]

Poisson's ratio

20.0 °C

0.3 [-]

Shear modulus

20.0 °C

81.7 GPa

Tensile strength

20.0 °C

450 - 600 MPa

Yield strength Rp0.2

20.0 °C

320 MPa

50.0 °C

310 MPa

100.0 °C

240 MPa

150.0 °C

235 MPa

200.0 °C

230 MPa

250.0 °C

220 MPa

300.0 °C

215 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

-100.0 °C

1E-5 1/K

20.0 °C

1.08E-5 1/K

100.0 °C

1.04E-5 - 1.13E-5 1/K

200.0 °C

1.08E-5 - 1.18E-5 1/K

300.0 °C

1.12E-5 - 1.23E-5 1/K

400.0 °C

1.16E-5 - 1.27E-5 1/K

500.0 °C

1.19E-5 - 1.3E-5 1/K

600.0 °C

1.32E-5 1/K

700.0 °C

1.33E-5 1/K

Melting point

1425 - 1530 °C

Typical for Ferritic Stainless Steel

Specific heat capacity

20.0 °C

429 - 430 J/(kg·K)

100.0 °C

464 J/(kg·K)

200.0 °C

492 J/(kg·K)

300.0 °C

511 J/(kg·K)

400.0 °C

531 J/(kg·K)

500.0 °C

554 J/(kg·K)

600.0 °C

585 J/(kg·K)

700.0 °C

626 J/(kg·K)

Thermal conductivity

20.0 °C

20.7 - 25 W/(m·K)

100.0 °C

22.6 W/(m·K)

200.0 °C

24.4 W/(m·K)

300.0 °C

25.8 W/(m·K)

400.0 °C

26.9 W/(m·K)

500.0 °C

27.8 W/(m·K)

600.0 °C

28.5 W/(m·K)

700.0 °C

28.8 W/(m·K)

Thermal diffusivity

20.0 °C

6.2 mm²/s

100.0 °C

5.9 mm²/s

200.0 °C

6 mm²/s

300.0 °C

6 mm²/s

400.0 °C

5.7 mm²/s

500.0 °C

5.4 mm²/s

600.0 °C

4.8 mm²/s

700.0 °C

4 mm²/s

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

5.03E-7 - 6E-7 Ω·m

100.0 °C

5.67E-7 Ω·m

200.0 °C

6.47E-7 Ω·m

300.0 °C

7.27E-7 Ω·m

400.0 °C

8.09E-7 Ω·m

500.0 °C

8.9E-7 Ω·m

600.0 °C

9.72E-7 Ω·m

700.0 °C

1.06E-6 Ω·m

Chemical properties

PropertyValue

Carbon

0.03 %

Chromium

10.5 - 12.5 %

Manganese

0.5 - 1.5 %

Nickel

0.3 - 1 %

Nitrogen

0.03 %

Phosphorus

0.04 %

Sulfur

0.015 %


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