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EN 10216-5 X2CrNi18-9 Solution-Annealed AISI 304 Steel – Superior Corrosion Resistance

The austenitic steel X2CrNi18-9 is available in solution annealed condition in the form of cold rolled strip, warm rolled strip and warm rolled sheet. The material is resistant to intercrystalline corrosion also in welded condition.

Properties

General

PropertyTemperatureValue

Density

20.0 °C

7.9 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, transverse

20.0 °C

35 %

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

460 - 680 MPa

Tensile strength, transverse

20.0 °C

460 - 680 MPa

Yield strength Rp0.2

20.0 °C

180 MPa

50.0 °C

165 MPa

100.0 °C

145 MPa

150.0 °C

130 MPa

200.0 °C

118 MPa

250.0 °C

108 MPa

300.0 °C

100 MPa

350.0 °C

94 MPa

400.0 °C

89 MPa

450.0 °C

85 MPa

500.0 °C

81 MPa

550.0 °C

80 MPa

Yield strength Rp0.2, transverse

20.0 °C

180 MPa

Yield strength Rp1.0

20.0 °C

215 MPa

50.0 °C

200 MPa

100.0 °C

180 MPa

150.0 °C

160 MPa

200.0 °C

145 MPa

250.0 °C

135 MPa

300.0 °C

127 MPa

350.0 °C

121 MPa

400.0 °C

116 MPa

450.0 °C

112 MPa

500.0 °C

109 MPa

550.0 °C

108 MPa

Yield strength Rp1.0, transverse

20.0 °C

215 MPa

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

100.0 °C

1.6E-5 1/K

200.0 °C

1.65E-5 1/K

300.0 °C

1.7E-5 1/K

400.0 °C

1.8E-5 1/K

500.0 °C

1.8E-5 1/K

Melting point

1230 - 1480 °C

Typical for Austenitic Stainless Steel

Specific heat capacity

20.0 °C

500 J/(kg·K)

Thermal conductivity

20.0 °C

15 W/(m·K)

Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

7.3E-7 Ω·m

Chemical properties

PropertyValue

Carbon

0.03 %

Chromium

17.5 - 19.5 %

Manganese

2 %

Nickel

8 - 10 %

Nitrogen

0.1 - 0.11 %

Phosphorus

0.04 %

Silicon

1 %

Sulfur

0.015 %


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