EN 10095 Grade X18CrN28 soft annealed (+A)

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Description

Ferritic chrome steel of high resistance to sulfureous gases. Heat-resistance in air up to 1100°C (highest application temp.). Application for recuperators in corrosive flue gas of carbon and heavy oil. Very high resistance to oil ash corrosion as well as to fused lead and tin.

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

7.7 g/cm³

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Mechanical

PropertyTemperatureValue

Elastic modulus

20.0 °C

209.6 GPa

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95.0 °C

205.46 GPa

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150.0 °C

202.71 GPa

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205.0 °C

198.57 GPa

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260.0 °C

195.12 GPa

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315.0 °C

190.99 GPa

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370.0 °C

185.47 GPa

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425.0 °C

179.26 GPa

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Elongation

20.0 °C

15 %

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Elongation A80

20.0 °C

13 %

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Hardness, Brinell

20.0 °C

212 [-]

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Poisson's ratio

20.0 °C

0.28 [-]

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95.0 °C

0.27 [-]

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150.0 °C

0.29 [-]

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205.0 °C

0.29 [-]

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260.0 °C

0.3 [-]

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315.0 °C

0.29 [-]

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370.0 °C

0.29 [-]

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425.0 °C

0.3 [-]

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Shear modulus

20.0 °C

82.05 GPa

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95.0 °C

80.67 GPa

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150.0 °C

78.6 GPa

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205.0 °C

77.22 GPa

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260.0 °C

75.15 GPa

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315.0 °C

73.77 GPa

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370.0 °C

71.71 GPa

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425.0 °C

68.95 GPa

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Tensile strength

20.0 °C

500 - 700 MPa

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Yield strength Rp0.2

20.0 °C

280 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

200.0 °C

1E-5 1/K

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400.0 °C

1.1E-5 1/K

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600.0 °C

1.15E-5 1/K

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800.0 °C

1.2E-5 1/K

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1000.0 °C

1.3E-5 1/K

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Max service temperature, long

0 - 1000 °C

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Melting point

1425 - 1530 °C

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Typical for Ferritic Stainless Steel

Specific heat capacity

20.0 °C

500 J/(kg·K)

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Thermal conductivity

20.0 °C

17 W/(m·K)

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500.0 °C

23 W/(m·K)

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Electrical

PropertyTemperatureValue

Electrical resistivity

20.0 °C

7E-7 Ω·m

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Chemical properties

PropertyValue

Carbon

0.15 - 0.2 %

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Chromium

26 - 29 %

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Manganese

1 %

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Nitrogen

0.15 - 0.25 %

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Phosphorus

0.04 %

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Silicon

1 %

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Sulfur

0.015 %

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