EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT)
EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT) introduction
The steel 12CrMo9-10 is a heat-resistant alloy high-grade steel for pressure vessel application.
Max. application temp.: 450 °C
Equivalent material: IS SCMQ4V, ASTM A387 Grade 22L, ASTM A387 Grade 22, ASTM A542 Grade A, UNS K21590, DIN 12CrMo9-10, IS 12CrMo9-10, ASTM 22L, ASTM 22, ASTM A, DIN 1.7375, EN 1.7375, BS 12CrMo9-10, JIS SC PH21, JIS SC PH21-CF, JIS SCMQ4V, JIS SFVCMF22B, ISO 12CrMo9-10, ISO 13CrMo9-10+NT1, ISO 13CrMo9-10+NT2, ASTM Type A Class 1, ASTM Type A Class 2, ASTM Type A Class 3, ASTM Type A Class 4, ASTM Type A Class 4a, ASTM Grade Type B, ASTM K21590 Class 3, ASTM Grade 22 Cl.4, ASTM Grade 22 Cl.5
EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT) general
| Property | Temperature | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|---|
| Density | 20 °C | Density of 7.84 g/cm³ | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT) thermal
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
| Coefficient of thermal expansion | -100 °C | Coefficient of thermal expansion of 1.05e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 20 °C | Coefficient of thermal expansion of 1.15e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 100 °C | Coefficient of thermal expansion of 1.21e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 200 °C | Coefficient of thermal expansion of 1.27e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 300 °C | Coefficient of thermal expansion of 1.32e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 400 °C | Coefficient of thermal expansion of 1.36e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 500 °C | Coefficient of thermal expansion of 1.4e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 600 °C | Coefficient of thermal expansion of 1.44e-05 1/K | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| Max service temperature | - | Max service temperature of 20 - 450 °C | quenched and tempered (+QT) | EN 10028-2 | Flat | Long |
| Melting point | - | Melting point of 1382 - 1529 °C | - | - | - | Typical for Chromium Molybdenum Steel |
| Specific heat capacity | -100 °C | Specific heat capacity of 423 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 20 °C | Specific heat capacity of 461 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 100 °C | Specific heat capacity of 479 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 200 °C | Specific heat capacity of 499 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 300 °C | Specific heat capacity of 517 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 400 °C | Specific heat capacity of 536 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 500 °C | Specific heat capacity of 558 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 600 °C | Specific heat capacity of 587 J/(kg·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| Thermal conductivity | 20 °C | Thermal conductivity of 34.9 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 100 °C | Thermal conductivity of 37.3 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 200 °C | Thermal conductivity of 38.2 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 300 °C | Thermal conductivity of 37.8 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 400 °C | Thermal conductivity of 36.6 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 500 °C | Thermal conductivity of 35.2 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 600 °C | Thermal conductivity of 33.6 W/(m·K) | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| Thermal diffusivity | 20 °C | Thermal diffusivity of 9.7 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 100 °C | Thermal diffusivity of 9.6 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 200 °C | Thermal diffusivity of 9.2 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 300 °C | Thermal diffusivity of 8.5 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 400 °C | Thermal diffusivity of 7.8 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 500 °C | Thermal diffusivity of 6.8 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 600 °C | Thermal diffusivity of 5.7 mm²/s | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT) chemical
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
| Aluminium | Aluminium of 0.01 - 0.04 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| - | Aluminium of 0.01 - 0.035 % | quenched and tempered (+QT) | EN 10028-2 | Sheet |
| Carbon | Carbon of 0.1 - 0.15 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Chromium | Chromium of 2 - 2.5 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Copper | Copper of 0.2 % | quenched and tempered (+QT) | EN 10028-2 | Sheet |
| - | Copper of 0.25 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Manganese | Manganese of 0.3 - 0.8 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Molybdenum | Molybdenum of 0.9 - 1.1 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Nickel | Nickel of 0.3 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Nitrogen | Nitrogen of 0.012 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Phosphorus | Phosphorus of 0.015 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Silicon | Silicon of 0.3 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| Sulfur | Sulfur of 0.01 % | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat |
| - | Sulfur of 0.012 % | quenched and tempered (+QT) | EN 10028-2 | Sheet |
EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT) electrical
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
| Electrical conductivity | - | Electrical conductivity of 3 S/m | - | - | - | Predicted Value |
| Electrical resistivity | 20 °C | Electrical resistivity of 2.98e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 100 °C | Electrical resistivity of 3.43e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 200 °C | Electrical resistivity of 4.13e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 300 °C | Electrical resistivity of 4.97e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 400 °C | Electrical resistivity of 5.95e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 500 °C | Electrical resistivity of 7.03e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 600 °C | Electrical resistivity of 8.25e-07 Ω·m | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
EN 10028-2 Grade 12CrMo9-10 quenched and tempered (+QT) mechanical
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
| Elastic modulus | -100 °C | Elastic modulus of 217 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 20 °C | Elastic modulus of 212 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 100 °C | Elastic modulus of 207 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 200 °C | Elastic modulus of 199 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 300 °C | Elastic modulus of 192 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 400 °C | Elastic modulus of 184 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 500 °C | Elastic modulus of 175 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| - | 600 °C | Elastic modulus of 164 GPa | quenched and tempered (+QT) | EN 10028-2 | Sheet, Flat | - |
| Elongation | - | Elongation of 15.1 % | - | - | - | Predicted Value, A200 |
| - | - | Elongation of 16.2 % | - | - | - | Predicted Value, A80 |
| - | - | Elongation of 16.8 % | - | - | - | Predicted Value, A80 Transverse |
| - | - | Elongation of 18.0 % | - | - | - | Predicted Value, A5 |
| - | - | Elongation of 19.4 % | - | - | - | Predicted Value, A50 |
| - | 20 °C | Elongation of 18 % | quenched and tempered (+QT) | EN 10028-2 | Flat, Sheet | Transverse |
| Hardness, Brinell | - | Hardness, Brinell of 231 [-] | - | - | - | Predicted Value, Transverse |
| Poisson's ratio | - | Poisson's ratio of 0.29 [-] | - | - | - | Typical for Chromium Molybdenum Steel |
| Reduction of area | 20 °C | Reduction of area of 50 % | quenched and tempered (+QT) | EN 10028-2 | Sheet | Transverse |
| Shear modulus | - | Shear modulus of 81.1 GPa | - | - | - | Predicted Value |
| Shear strength | - | Shear strength of 669.4 MPa | - | - | - | Predicted Value |
| Tensile strength | 20 °C | Tensile strength of 520 - 690 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | Transverse |
| - | 20 °C | Tensile strength of 520 - 670 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | Transverse |
| - | 20 °C | Tensile strength of 540 - 690 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat, Sheet | Transverse |
| - | 20 °C | Tensile strength of 540 - 670 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | Transverse |
| Yield strength | - | Yield strength of 247.1 MPa | - | - | - | Predicted Value, RP1 Transverse |
| - | - | Yield strength of 275.1 MPa | - | - | - | Predicted Value, RP1 |
| - | - | Yield strength of 376.1 MPa | - | - | - | Predicted Value, Transverse |
| - | - | Yield strength of 388 MPa | - | - | - | Predicted Value, RP05 |
| - | - | Yield strength of 614.7 MPa | - | - | - | Predicted Value, RP002 |
| - | 20 °C | Yield strength of 330 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 20 °C | Yield strength of 355 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat, Sheet | RP02 Transverse |
| - | 50 °C | Yield strength of 341 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 100 °C | Yield strength of 320 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 100 °C | Yield strength of 323 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 100 °C | Yield strength of 338 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 150 °C | Yield strength of 311 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 200 °C | Yield strength of 300 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 200 °C | Yield strength of 303 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 200 °C | Yield strength of 319 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 250 °C | Yield strength of 280 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 250 °C | Yield strength of 298 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 250 °C | Yield strength of 309 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 300 °C | Yield strength of 275 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 300 °C | Yield strength of 295 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 300 °C | Yield strength of 304 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 350 °C | Yield strength of 270 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 350 °C | Yield strength of 292 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 350 °C | Yield strength of 294 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 400 °C | Yield strength of 260 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 400 °C | Yield strength of 284 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 400 °C | Yield strength of 287 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 400 °C | Yield strength of 287 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
| - | 450 °C | Yield strength of 250 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 450 °C | Yield strength of 275 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 450 °C | Yield strength of 279 MPa | quenched and tempered (+QT) | EN 10028-2 | Sheet | RP02 Transverse |
| - | 450 °C | Yield strength of 279 MPa | quenched and tempered (+QT) | EN 10028-2 | Flat | RP02 |
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