EN 10269 Grade X22CrMoV12-1: High‑Temperature Quenched & Tempered Steel for Reactor & Turbine Applications
Heat-treatable high-temperature steel with good thermal resistance up to 580 °C and scaling resistance up to 600 °C Application in reactor engineering, chemical industry as well as in turbine, steam boiler and pipeline construction and for screws and nuts. Further application for mounting elements at increased temperatures.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.7 - 7.76 g/cm³ |
Mechanical
| Property | Temperature | Value |
|---|---|---|
Elastic modulus | 20.0 °C | 216 - 218 GPa |
100.0 °C | 209 - 213 GPa | |
200.0 °C | 200 - 206 GPa | |
300.0 °C | 190 - 198 GPa | |
400.0 °C | 179 - 190 GPa | |
500.0 °C | 167 - 180 GPa | |
600.0 °C | 127 - 167 GPa | |
Elongation | 20.0 °C | 14 % |
Poisson's ratio | 20.0 °C | 0.28 [-] |
Reduction of area | 20.0 °C | 40 % |
Shear modulus | 20.0 °C | 84.95 GPa |
Tensile strength | 20.0 °C | 800 - 950 MPa |
300.0 °C | 620 MPa | |
350.0 °C | 600 MPa | |
Yield strength Rp0.2 | 20.0 °C | 600 MPa |
50.0 °C | 585 MPa | |
100.0 °C | 560 MPa | |
150.0 °C | 545 MPa | |
200.0 °C | 530 MPa | |
250.0 °C | 505 MPa | |
300.0 °C | 480 MPa | |
350.0 °C | 450 MPa | |
400.0 °C | 420 MPa | |
450.0 °C | 380 MPa | |
500.0 °C | 335 MPa | |
550.0 °C | 280 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 20.0 °C | 1.02E-5 1/K | |
100.0 °C | 1.05E-5 1/K | ||
200.0 °C | 1.09E-5 1/K | ||
300.0 °C | 1.13E-5 1/K | ||
400.0 °C | 1.16E-5 1/K | ||
500.0 °C | 1.2E-5 1/K | ||
600.0 °C | 1.22E-5 1/K | ||
Max service temperature, long | 0 - 580 °C | ||
Melting point | 1370 - 1530 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 439 J/(kg·K) | |
100.0 °C | 474 J/(kg·K) | ||
200.0 °C | 498 J/(kg·K) | ||
300.0 °C | 517 J/(kg·K) | ||
400.0 °C | 538 J/(kg·K) | ||
500.0 °C | 564 J/(kg·K) | ||
600.0 °C | 598 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 24 W/(m·K) | |
100.0 °C | 24.4 W/(m·K) | ||
200.0 °C | 24.8 W/(m·K) | ||
300.0 °C | 25.1 W/(m·K) | ||
400.0 °C | 25.6 W/(m·K) | ||
500.0 °C | 26.1 W/(m·K) | ||
600.0 °C | 26.4 W/(m·K) | ||
Thermal diffusivity | 20.0 °C | 7.1 mm²/s | |
100.0 °C | 6.3 mm²/s | ||
200.0 °C | 6 mm²/s | ||
300.0 °C | 5.7 mm²/s | ||
400.0 °C | 5.4 mm²/s | ||
500.0 °C | 4.9 mm²/s | ||
600.0 °C | 4.1 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 6.03E-7 Ω·m |
100.0 °C | 6.68E-7 Ω·m | |
200.0 °C | 7.43E-7 Ω·m | |
300.0 °C | 8.17E-7 Ω·m | |
400.0 °C | 8.9E-7 Ω·m | |
500.0 °C | 9.62E-7 Ω·m | |
600.0 °C | 1.04E-6 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.18 - 0.24 % |
Chromium | 11 - 12.5 % |
Manganese | 0.4 - 0.9 % |
Molybdenum | 0.8 - 1.2 % |
Nickel | 0.3 - 0.8 % |
Phosphorus | 0.03 % |
Silicon | 0.5 % |
Sulfur | 0.015 % |
Vanadium | 0.25 - 0.35 % |
Metal
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