EN 10273 Grade P275NH normalized or normalized formed (+N)
EN 10273 Grade P275NH normalized or normalized formed (+N) introduction
The steel P275NH is a high temperature steel.
Application: use in pressure vessel engineering.
Equivalent material: AFNOR A42FP, BS 43C, ASTM Y42, DIN WStE285, DIN 1.0487, DIN WStE 285, DIN P275NH, AFNOR P275NH, BS 224-400B, BS P275NH, AISI 290A, SAE 290A, EN 1.0487, ISO P275NH, ASTM Grade 60
EN 10273 Grade P275NH normalized or normalized formed (+N) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.85 g/cm³ |
EN 10273 Grade P275NH normalized or normalized formed (+N) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
-100.0 °C |
Coefficient of thermal expansion of 1.08E-5 1/K |
- |
| - |
20.0 °C |
Coefficient of thermal expansion of 1.19E-5 1/K |
- |
| - |
100.0 °C |
Coefficient of thermal expansion of 1.25E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.36E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.41E-5 1/K |
- |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.45E-5 1/K |
- |
| - |
600.0 °C |
Coefficient of thermal expansion of 1.49E-5 1/K |
- |
| Max service temperature |
- |
Max service temperature of 500 °C |
Typical for Carbon Steel |
| Melting point |
- |
Melting point of 1480 - 1526 °C |
Typical for Low Carbon Steel |
| Specific heat capacity |
-100.0 °C |
Specific heat capacity of 423 J/(kg·K) |
- |
| - |
20.0 °C |
Specific heat capacity of 461 J/(kg·K) |
- |
| - |
100.0 °C |
Specific heat capacity of 479 J/(kg·K) |
- |
| - |
200.0 °C |
Specific heat capacity of 499 J/(kg·K) |
- |
| - |
300.0 °C |
Specific heat capacity of 517 J/(kg·K) |
- |
| - |
400.0 °C |
Specific heat capacity of 536 J/(kg·K) |
- |
| - |
500.0 °C |
Specific heat capacity of 558 J/(kg·K) |
- |
| - |
600.0 °C |
Specific heat capacity of 587 J/(kg·K) |
- |
| Thermal conductivity |
-100.0 °C |
Thermal conductivity of 52.6 W/(m·K) |
- |
| - |
20.0 °C |
Thermal conductivity of 53.4 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 53.3 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 50.1 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 46.9 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 43.2 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 39.5 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 36.1 W/(m·K) |
- |
| Thermal diffusivity |
-100.0 °C |
Thermal diffusivity of 18 mm²/s |
- |
| - |
20.0 °C |
Thermal diffusivity of 14.8 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 13.7 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 12.1 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 10.6 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 9.2 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 7.6 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 6.1 mm²/s |
- |
EN 10273 Grade P275NH normalized or normalized formed (+N) chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 % |
| Carbon |
Carbon of 0.16 - 0.18 % |
| Chromium |
Chromium of 0.3 % |
| Copper |
Copper of 0.3 % |
| Manganese |
Manganese of 0.5 - 1.4 % |
| Molybdenum |
Molybdenum of 0.08 % |
| Nickel |
Nickel of 0.5 % |
| Niobium |
Niobium of 0.05 % |
| Nitrogen |
Nitrogen of 0.01 - 0.02 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.01 - 0.025 % |
| Titanium |
Titanium of 0.03 % |
| Vanadium |
Vanadium of 0.05 % |
EN 10273 Grade P275NH normalized or normalized formed (+N) magnetic
| Property |
Value |
Comment |
| Curie temperature |
Curie temperature of 770 °C |
Typical for Low Carbon Steel |
EN 10273 Grade P275NH normalized or normalized formed (+N) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
-100.0 °C |
Electrical resistivity of 1.3E-7 Ω·m |
| - |
20.0 °C |
Electrical resistivity of 1.95E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.4E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.15E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.03E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.26E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.68E-7 Ω·m |
EN 10273 Grade P275NH normalized or normalized formed (+N) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
-100.0 °C |
Elastic modulus of 217 GPa |
- |
| - |
20.0 °C |
Elastic modulus of 212 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 207 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 199 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 192 GPa |
- |
| - |
400.0 °C |
Elastic modulus of 184 GPa |
- |
| - |
500.0 °C |
Elastic modulus of 175 GPa |
- |
| - |
600.0 °C |
Elastic modulus of 164 GPa |
- |
| Elongation |
20.0 °C |
Elongation of 23 - 24 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Low Carbon Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 82 GPa |
Typical for Low Carbon Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 350 - 510 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 225 - 275 MPa |
- |
| Yield strength Rp0.2 |
50.0 °C |
Yield strength Rp0.2 of 214 - 266 MPa |
- |
| - |
100.0 °C |
Yield strength Rp0.2 of 196 - 250 MPa |
- |
| - |
150.0 °C |
Yield strength Rp0.2 of 176 - 232 MPa |
- |
| - |
200.0 °C |
Yield strength Rp0.2 of 157 - 213 MPa |
- |
| - |
250.0 °C |
Yield strength Rp0.2 of 137 - 195 MPa |
- |
| - |
300.0 °C |
Yield strength Rp0.2 of 108 - 179 MPa |
- |
| - |
350.0 °C |
Yield strength Rp0.2 of 88 - 166 MPa |
- |
| - |
400.0 °C |
Yield strength Rp0.2 of 69 - 156 MPa |
- |
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