EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT)
EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT) introduction
The austenitic steel X6CrNiTiB18-10 is a high temperature resistant steel for pressure vessels and steam-boiler construction as well as power plant engineering. The material is resistant to intercrystalline corrosion, also in the sensitized condition. The steel is according to DIN EN 10095 usable as heat resistant steel.
Equivalent material: ASTM A240Type321, AISI 321, ASME SA-240Type321, SAE 321, ASTM A240UNSS32100, DIN X8CrNiTi18-10, ISO X6CrNiTiB18-10, ISO 4941-321-09-I, ASTM A240Type321H, ASME SA-240Type321H, UNS S32109, DIN 1.4941, DIN X6CrNiTiB18-10, DIN X7CrNiTiB18-10, AFNOR Z6CNT18-10, AISI 321H, SAE 321H, EN X7CrNiTiB18-10, EN 1.4941
EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT) general
| Property | Temperature | Value |
|---|---|---|
| Density | 20.0 °C | Density of 7.9 - 7.93 g/cm³ |
EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT) thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Coefficient of thermal expansion | -100.0 °C | Coefficient of thermal expansion of 1.49E-5 1/K | - |
| - | 20.0 °C | Coefficient of thermal expansion of 1.61E-5 1/K | - |
| - | 100.0 °C | Coefficient of thermal expansion of 1.63E-5 - 1.67E-5 1/K | - |
| - | 200.0 °C | Coefficient of thermal expansion of 1.69E-5 - 1.72E-5 1/K | - |
| - | 300.0 °C | Coefficient of thermal expansion of 1.73E-5 - 1.77E-5 1/K | - |
| - | 400.0 °C | Coefficient of thermal expansion of 1.78E-5 - 1.81E-5 1/K | - |
| - | 500.0 °C | Coefficient of thermal expansion of 1.82E-5 - 1.84E-5 1/K | - |
| - | 600.0 °C | Coefficient of thermal expansion of 1.85E-5 - 1.88E-5 1/K | - |
| - | 700.0 °C | Coefficient of thermal expansion of 1.87E-5 - 1.91E-5 1/K | - |
| - | 800.0 °C | Coefficient of thermal expansion of 1.94E-5 1/K | - |
| - | 900.0 °C | Coefficient of thermal expansion of 1.97E-5 1/K | - |
| - | 1000.0 °C | Coefficient of thermal expansion of 2E-5 1/K | - |
| Melting point | - | Melting point of 1230 - 1480 °C | Typical for Austenitic Stainless Steel |
| Specific heat capacity | -100.0 °C | Specific heat capacity of 440 J/(kg·K) | - |
| - | 20.0 °C | Specific heat capacity of 450 - 472 J/(kg·K) | - |
| - | 100.0 °C | Specific heat capacity of 487 J/(kg·K) | - |
| - | 200.0 °C | Specific heat capacity of 503 J/(kg·K) | - |
| - | 300.0 °C | Specific heat capacity of 512 J/(kg·K) | - |
| - | 400.0 °C | Specific heat capacity of 520 J/(kg·K) | - |
| - | 500.0 °C | Specific heat capacity of 530 J/(kg·K) | - |
| - | 600.0 °C | Specific heat capacity of 541 J/(kg·K) | - |
| - | 700.0 °C | Specific heat capacity of 551 J/(kg·K) | - |
| - | 800.0 °C | Specific heat capacity of 559 J/(kg·K) | - |
| - | 900.0 °C | Specific heat capacity of 565 J/(kg·K) | - |
| - | 1000.0 °C | Specific heat capacity of 571 J/(kg·K) | - |
| Thermal conductivity | 20.0 °C | Thermal conductivity of 14.3 - 17 W/(m·K) | - |
| - | 100.0 °C | Thermal conductivity of 15.8 W/(m·K) | - |
| - | 200.0 °C | Thermal conductivity of 17.5 W/(m·K) | - |
| - | 300.0 °C | Thermal conductivity of 19 W/(m·K) | - |
| - | 400.0 °C | Thermal conductivity of 20.5 W/(m·K) | - |
| - | 500.0 °C | Thermal conductivity of 21.9 W/(m·K) | - |
| - | 600.0 °C | Thermal conductivity of 23.3 W/(m·K) | - |
| - | 700.0 °C | Thermal conductivity of 24.6 W/(m·K) | - |
| - | 800.0 °C | Thermal conductivity of 26 W/(m·K) | - |
| - | 900.0 °C | Thermal conductivity of 27.4 W/(m·K) | - |
| - | 1000.0 °C | Thermal conductivity of 28.8 W/(m·K) | - |
| Thermal diffusivity | 20.0 °C | Thermal diffusivity of 3.8 mm²/s | - |
| - | 100.0 °C | Thermal diffusivity of 4 mm²/s | - |
| - | 200.0 °C | Thermal diffusivity of 4.2 mm²/s | - |
| - | 300.0 °C | Thermal diffusivity of 4.6 mm²/s | - |
| - | 400.0 °C | Thermal diffusivity of 4.8 mm²/s | - |
| - | 500.0 °C | Thermal diffusivity of 4.9 mm²/s | - |
| - | 600.0 °C | Thermal diffusivity of 5 mm²/s | - |
| - | 700.0 °C | Thermal diffusivity of 5.3 mm²/s | - |
| - | 800.0 °C | Thermal diffusivity of 5.6 mm²/s | - |
| - | 900.0 °C | Thermal diffusivity of 5.9 mm²/s | - |
| - | 1000.0 °C | Thermal diffusivity of 6 mm²/s | - |
EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT) chemical
| Property | Value |
|---|---|
| Boron | Boron of 1.5E-3 - 5E-3 % |
| Carbon | Carbon of 0.04 - 0.08 % |
| Chromium | Chromium of 17 - 19 % |
| Manganese | Manganese of 2 % |
| Nickel | Nickel of 9 - 12 % |
| Phosphorus | Phosphorus of 0.04 % |
| Silicon | Silicon of 1 % |
| Sulfur | Sulfur of 0.015 % |
| Titanium | Titanium of 0.8 % |
EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT) electrical
| Property | Temperature | Value |
|---|---|---|
| Electrical resistivity | 20.0 °C | Electrical resistivity of 7.1E-7 Ω·m |
| - | 100.0 °C | Electrical resistivity of 7.76E-7 Ω·m |
| - | 200.0 °C | Electrical resistivity of 8.49E-7 Ω·m |
| - | 300.0 °C | Electrical resistivity of 9.14E-7 Ω·m |
| - | 400.0 °C | Electrical resistivity of 9.71E-7 Ω·m |
| - | 500.0 °C | Electrical resistivity of 1.02E-6 Ω·m |
| - | 600.0 °C | Electrical resistivity of 1.07E-6 Ω·m |
| - | 700.0 °C | Electrical resistivity of 1.1E-6 Ω·m |
| - | 800.0 °C | Electrical resistivity of 1.14E-6 Ω·m |
| - | 900.0 °C | Electrical resistivity of 1.17E-6 Ω·m |
| - | 1000.0 °C | Electrical resistivity of 1.19E-6 Ω·m |
EN 10028-7 Grade X6CrNiTiB18-10 solution annealed (+AT) mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Elastic modulus | -100.0 °C | Elastic modulus of 206 GPa | - |
| - | 20.0 °C | Elastic modulus of 196 - 200 GPa | - |
| - | 100.0 °C | Elastic modulus of 190 GPa | - |
| - | 200.0 °C | Elastic modulus of 182 - 185 GPa | - |
| - | 300.0 °C | Elastic modulus of 174 - 175 GPa | - |
| - | 400.0 °C | Elastic modulus of 166 - 170 GPa | - |
| - | 500.0 °C | Elastic modulus of 158 - 160 GPa | - |
| - | 600.0 °C | Elastic modulus of 150 - 155 GPa | - |
| - | 700.0 °C | Elastic modulus of 142 - 145 GPa | - |
| - | 800.0 °C | Elastic modulus of 134 - 140 GPa | - |
| - | 900.0 °C | Elastic modulus of 127 - 135 GPa | - |
| - | 1000.0 °C | Elastic modulus of 120 - 125 GPa | - |
| Elongation A80, transverse | 20.0 °C | Elongation A80, transverse of 40 % | - |
| Elongation, transverse | 20.0 °C | Elongation, transverse of 40 % | - |
| Poisson's ratio | 23.0 °C | Poisson's ratio of 0.3 [-] | Typical for Austenitic Stainless Steel |
| Shear modulus | 23.0 °C | Shear modulus of 77 GPa | Typical for Austenitic Stainless Steel |
| Tensile strength | 20.0 °C | Tensile strength of 490 - 710 MPa | - |
| - | 50.0 °C | Tensile strength of 460 MPa | - |
| - | 100.0 °C | Tensile strength of 410 MPa | - |
| - | 150.0 °C | Tensile strength of 390 MPa | - |
| - | 200.0 °C | Tensile strength of 370 MPa | - |
| - | 250.0 °C | Tensile strength of 360 MPa | - |
| - | 300.0 °C | Tensile strength of 350 MPa | - |
| - | 350.0 °C | Tensile strength of 345 MPa | - |
| - | 400.0 °C | Tensile strength of 340 MPa | - |
| - | 450.0 °C | Tensile strength of 335 MPa | - |
| - | 500.0 °C | Tensile strength of 330 MPa | - |
| - | 550.0 °C | Tensile strength of 320 MPa | - |
| - | 600.0 °C | Tensile strength of 300 MPa | - |
| Tensile strength, transverse | 20.0 °C | Tensile strength, transverse of 490 - 710 MPa | - |
| Yield strength Rp0.2 | 50.0 °C | Yield strength Rp0.2 of 186 MPa | - |
| - | 100.0 °C | Yield strength Rp0.2 of 162 MPa | - |
| - | 150.0 °C | Yield strength Rp0.2 of 152 MPa | - |
| - | 200.0 °C | Yield strength Rp0.2 of 142 MPa | - |
| - | 250.0 °C | Yield strength Rp0.2 of 137 MPa | - |
| - | 300.0 °C | Yield strength Rp0.2 of 132 MPa | - |
| - | 350.0 °C | Yield strength Rp0.2 of 127 MPa | - |
| - | 400.0 °C | Yield strength Rp0.2 of 123 MPa | - |
| - | 450.0 °C | Yield strength Rp0.2 of 118 MPa | - |
| - | 500.0 °C | Yield strength Rp0.2 of 113 MPa | - |
| - | 550.0 °C | Yield strength Rp0.2 of 108 MPa | - |
| - | 600.0 °C | Yield strength Rp0.2 of 103 MPa | - |
| Yield strength Rp0.2, transverse | 20.0 °C | Yield strength Rp0.2, transverse of 200 - 220 MPa | - |
| Yield strength Rp1.0 | 50.0 °C | Yield strength Rp1.0 of 225 MPa | - |
| - | 100.0 °C | Yield strength Rp1.0 of 201 MPa | - |
| - | 150.0 °C | Yield strength Rp1.0 of 191 MPa | - |
| - | 200.0 °C | Yield strength Rp1.0 of 181 MPa | - |
| - | 250.0 °C | Yield strength Rp1.0 of 176 MPa | - |
| - | 300.0 °C | Yield strength Rp1.0 of 172 MPa | - |
| - | 350.0 °C | Yield strength Rp1.0 of 167 MPa | - |
| - | 400.0 °C | Yield strength Rp1.0 of 162 MPa | - |
| - | 450.0 °C | Yield strength Rp1.0 of 157 MPa | - |
| - | 500.0 °C | Yield strength Rp1.0 of 152 MPa | - |
| - | 550.0 °C | Yield strength Rp1.0 of 147 MPa | - |
| - | 600.0 °C | Yield strength Rp1.0 of 142 MPa | - |
| Yield strength Rp1.0, transverse | 20.0 °C | Yield strength Rp1.0, transverse of 240 - 250 MPa | - |
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