EN 10273 Grade P295GH normalized or normalized formed (+N)
EN 10273 Grade P295GH normalized or normalized formed (+N) introduction
The steel P295GH is a high temperature steel.
Application: steam boiler and pressure vessel engineering, collectors, distributors, welding-neck laps, flanges and other shaped pieces.
Maximum temperature of use: 530 °C, also in nuclear power station construction.
Equivalent material: AFNOR A48-CP, BS 224grade400B, GOST 16GS, ISO P13, UNI Fe460-1KG, JIS SGV46, ÖNORM 17Mn4KW, UNE A47RC1, ASTM Grade F, DIN 17Mn4, ASTM WPC, UNS K03501, DIN HIV, DIN 1.0481, DIN P295GH, AFNOR A48CP, AFNOR P295GH, BS 224-460B, BS P295GH, JIS SG365, JIS SGV410, JIS SGV450, JIS SGV480, JIS SPV315, JIS STB510, EN 1.0481, ISO P295GH, ISO PT490, ASTM Grade C, UNS K03102, UNS K03101, UNS K02203
EN 10273 Grade P295GH normalized or normalized formed (+N) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.84 - 7.85 g/cm³ |
EN 10273 Grade P295GH 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 |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 530 °C |
- |
| 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 |
20.0 °C |
Thermal conductivity of 46.5 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 47.2 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 45.9 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 43.5 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 40.9 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 38.1 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 35.3 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 12.9 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 12.2 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 11.1 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 9.9 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 8.7 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 7.3 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 5.9 mm²/s |
- |
EN 10273 Grade P295GH normalized or normalized formed (+N) chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 % |
| Carbon |
Carbon of 0.08 - 0.2 % |
| Chromium |
Chromium of 0.3 % |
| Copper |
Copper of 0.3 % |
| Manganese |
Manganese of 0.9 - 1.5 % |
| Molybdenum |
Molybdenum of 0.08 % |
| Nickel |
Nickel of 0.3 % |
| Niobium |
Niobium of 0.01 - 0.02 % |
| Nitrogen |
Nitrogen of 0.01 % |
| 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 0.02 % |
EN 10273 Grade P295GH normalized or normalized formed (+N) magnetic
| Property |
Value |
Comment |
| Curie temperature |
Curie temperature of 770 °C |
Typical for Low Carbon Steel |
EN 10273 Grade P295GH normalized or normalized formed (+N) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 2.24E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.71E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.44E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.31E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.32E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.5E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.86E-7 Ω·m |
EN 10273 Grade P295GH 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 21 - 22 % |
- |
| 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 440 - 580 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 235 - 295 MPa |
- |
| Yield strength Rp0.2 |
50.0 °C |
Yield strength Rp0.2 of 226 - 285 MPa |
- |
| - |
100.0 °C |
Yield strength Rp0.2 of 210 - 268 MPa |
- |
| - |
150.0 °C |
Yield strength Rp0.2 of 198 - 249 MPa |
- |
| - |
200.0 °C |
Yield strength Rp0.2 of 182 - 228 MPa |
- |
| - |
250.0 °C |
Yield strength Rp0.2 of 167 - 209 MPa |
- |
| - |
300.0 °C |
Yield strength Rp0.2 of 153 - 192 MPa |
- |
| - |
350.0 °C |
Yield strength Rp0.2 of 142 - 178 MPa |
- |
| - |
400.0 °C |
Yield strength Rp0.2 of 133 - 167 MPa |
- |
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