EN 10273 Grade P235GH normalized or normalized formed (+N)
EN 10273 Grade P235GH normalized or normalized formed (+N) introduction
The steel P235GH is a high temperature steel for boiler engineering.
Application: use in steam boiler and pressure vessel engineering.
Equivalent material: NBN D37-1, AFNOR A37-CP, BS 141grade360B, GOST 12K, ISO P5, UNI Fe360-1KG, JIS SPV46, ÖNORM St35KW, PN St36K, SS 1330, UNE A37RC1, ASTM Grade C, DIN HI, DIN St35.8, DIN 1.0345, DIN St 35.8, DIN ASt 35, DIN StE 255, DIN H I, DIN P235GH, AFNOR A37CP, AFNOR A37AP, BS 141-360, BS 161Gr.360, JIS SB410, JIS SGV410, JIS SPV235, JIS SPV24, JIS SPV410, JIS SPV450, JIS SPV490, EN 1.0345, GOST 12k, GB 20, ASTM Grade B, ASTM Grade Ib, IS Grade1
EN 10273 Grade P235GH normalized or normalized formed (+N) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.85 g/cm³ |
EN 10273 Grade P235GH 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 - 400 °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 57.5 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 55.7 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 51.9 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 47.6 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 43.4 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 39.6 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 36 W/(m·K) |
- |
| Thermal diffusivity |
20.0 °C |
Thermal diffusivity of 15.9 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 14.3 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 12.5 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 10.8 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 P235GH normalized or normalized formed (+N) chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 % |
| Carbon |
Carbon of 0.16 % |
| Chromium |
Chromium of 0.3 % |
| Copper |
Copper of 0.3 % |
| Manganese |
Manganese of 0.4 - 1.2 % |
| 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 0.35 % |
| Sulfur |
Sulfur of 0.01 - 0.025 % |
| Titanium |
Titanium of 0.03 % |
| Vanadium |
Vanadium of 0.02 % |
EN 10273 Grade P235GH normalized or normalized formed (+N) magnetic
| Property |
Value |
Comment |
| Curie temperature |
Curie temperature of 770 °C |
Typical for Low Carbon Steel |
EN 10273 Grade P235GH normalized or normalized formed (+N) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 1.1E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.3E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.04E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 3.94E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.01E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.25E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 7.7E-7 Ω·m |
EN 10273 Grade P235GH 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 24 - 25 % |
- |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
- |
| Shear modulus |
23.0 °C |
Shear modulus of 82 GPa |
Typical for Low Carbon Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 350 - 480 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 185 - 235 MPa |
- |
| Yield strength Rp0.2 |
50.0 °C |
Yield strength Rp0.2 of 176 - 227 MPa |
- |
| - |
100.0 °C |
Yield strength Rp0.2 of 160 - 214 MPa |
- |
| - |
150.0 °C |
Yield strength Rp0.2 of 155 - 198 MPa |
- |
| - |
200.0 °C |
Yield strength Rp0.2 of 143 - 182 MPa |
- |
| - |
250.0 °C |
Yield strength Rp0.2 of 130 - 167 MPa |
- |
| - |
300.0 °C |
Yield strength Rp0.2 of 115 - 153 MPa |
- |
| - |
350.0 °C |
Yield strength Rp0.2 of 110 - 142 MPa |
- |
| - |
400.0 °C |
Yield strength Rp0.2 of 100 - 133 MPa |
- |
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