EN 10088-1 X2CrTiNb18 Soft Annealed (+A) – High Corrosion‑Resistant Stainless Steel
Material X2CrTiNb18 is comparable to X 6 CrTiNb 18 (here higher C-content). It shows resistance to intercrystalline corrosion both in delivery and welded condition. This material is a structure stabilized stainless steel. Application for welded parts in dairy and food industry as well as in breweries. The material may be used as a heat resistant steel acc. to DIN EN 10095 : 1999-05.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.7 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 220 GPa | |
100.0 °C | 215 GPa | ||
200.0 °C | 210 GPa | ||
300.0 °C | 205 GPa | ||
400.0 °C | 195 GPa | ||
Elongation | 20.0 °C | 8 - 18 % | |
Elongation A80 | 20.0 °C | 18 % | |
Elongation A80, transverse | 20.0 °C | 18 % | |
Elongation, transverse | 20.0 °C | 18 % | |
Hardness, Brinell | 20.0 °C | 200 [-] | |
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 | 400 - 750 MPa | |
Tensile strength, transverse | 20.0 °C | 430 - 630 MPa | |
Yield strength Rp0.2 | 20.0 °C | 200 - 320 MPa | |
100.0 °C | 190 - 230 MPa | ||
150.0 °C | 180 - 220 MPa | ||
200.0 °C | 170 - 210 MPa | ||
250.0 °C | 160 - 205 MPa | ||
300.0 °C | 155 - 200 MPa | ||
350.0 °C | 180 MPa | ||
Yield strength Rp0.2, transverse | 20.0 °C | 250 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 100.0 °C | 1E-5 1/K | |
200.0 °C | 1E-5 1/K | ||
300.0 °C | 1E-5 - 1.05E-5 1/K | ||
400.0 °C | 1.05E-5 1/K | ||
Melting point | 1425 - 1530 °C | Typical for Ferritic Stainless Steel | |
Specific heat capacity | 20.0 °C | 460 J/(kg·K) | |
Thermal conductivity | 20.0 °C | 25 W/(m·K) | |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 6E-7 Ω·m |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.03 % |
Chromium | 17.5 - 18.5 % |
Manganese | 1 % |
Niobium | 1 % |
Phosphorus | 0.04 % |
Silicon | 1 % |
Sulfur | 0.015 % |
Titanium | 0.1 - 0.6 % |
Metal
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