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EN 10088-1 X1CrNiSi18-15-4: Solution Annealed Austenitic Steel (AT) – High Corrosion Resistance

The austenitic material X1CrNiSi18-15-4 isavailable in solution annealed condition. It is used in the form of warm rolled sheet. It is resistant to intercrystalline corrosion also in welded condition.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.7 g/cm³

Mechanical

PropertyTemperatureValueComment

Elastic modulus

20.0 °C

200 GPa

100.0 °C

194 GPa

200.0 °C

186 GPa

300.0 °C

179 GPa

400.0 °C

172 GPa

500.0 °C

165 GPa

Elongation

20.0 °C

40 %

Elongation A80, transverse

20.0 °C

40 %

Elongation, transverse

20.0 °C

30 - 40 %

Hardness, Brinell

20.0 °C

230 [-]

Hardness, Brinell, trans

20.0 °C

230 [-]

Poisson's ratio

23.0 °C

0.3 [-]

Typical for Austenitic Stainless Steel

Shear modulus

23.0 °C

77 GPa

Typical for Austenitic Stainless Steel

Tensile strength

20.0 °C

530 - 730 MPa

Tensile strength, transverse

20.0 °C

530 - 730 MPa

Yield strength Rp0.2

20.0 °C

210 MPa

100.0 °C

185 MPa

150.0 °C

160 MPa

200.0 °C

145 MPa

250.0 °C

135 MPa

300.0 °C

125 MPa

350.0 °C

120 MPa

400.0 °C

115 MPa

Yield strength Rp0.2, transverse

20.0 °C

210 - 220 MPa

Yield strength Rp1.0

20.0 °C

240 MPa

100.0 °C

210 MPa

150.0 °C

190 MPa

200.0 °C

175 MPa

250.0 °C

165 MPa

300.0 °C

155 MPa

350.0 °C

150 MPa

Yield strength Rp1.0, transverse

20.0 °C

240 - 260 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

100.0 °C

1.65E-5 1/K

Melting point

1230 - 1480 °C

Typical for Austenitic Stainless Steel

Specific heat capacity

23.0 °C

440 J/(kg·K)

Typical for Austenitic Stainless Steel

Thermal conductivity

20.0 °C

14 W/(m·K)

Electrical

PropertyTemperatureValueComment

Electrical resistivity

23.0 °C

8.5E-7 Ω·m

Typical for Austenitic Stainless Steel

Chemical properties

PropertyValue

Carbon

0.015 %

Chromium

16.5 - 18.5 %

Manganese

2 %

Molybdenum

0.2 %

Nickel

14 - 16 %

Nitrogen

0.11 %

Phosphorus

0.03 %

Silicon

3.7 - 4.5 %

Sulfur

0.01 %


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