EN 10216-3 Grade P355NH normalized or normalized formed (+N)
EN 10216-3 Grade P355NH normalized or normalized formed (+N) introduction
Steel P355NH is a high-temperature weldable fine-grained construction steel (alloyed high-quality steel) for pressure vessel construction.
Max. application temperature: approx. 400 °C.
Equivalent material: JIS STK490, ASTM TypeII, UNS K12609, ASTM A714TypeII, DIN P355NH, DIN WStE355, DIN 1.0565, DIN WStE 355, AFNOR P355NH, AFNOR A510AP, BS 225-490 B, BS 500 Nb, BS P355NH, BS 225-490 A, BS 225/490, UNI A 510 AP, EN 1.0565, ISO P35, ISO PH35, ISO P355NH, ASTM Grade 70, ASTM Grade A, UNS K01600, UNS K02003, UNS K02007, UNS K02010, UNS K02700, UNS K02701, UNS K02803, UNS K11803, UNS K12001, UNS K12037
EN 10216-3 Grade P355NH normalized or normalized formed (+N) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.83 g/cm³ |
EN 10216-3 Grade P355NH 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 |
-100.0 °C |
Thermal conductivity of 37.6 W/(m·K) |
- |
| - |
20.0 °C |
Thermal conductivity of 42.2 W/(m·K) |
- |
| - |
100.0 °C |
Thermal conductivity of 43.2 W/(m·K) |
- |
| - |
200.0 °C |
Thermal conductivity of 42.9 W/(m·K) |
- |
| - |
300.0 °C |
Thermal conductivity of 41.2 W/(m·K) |
- |
| - |
400.0 °C |
Thermal conductivity of 39.1 W/(m·K) |
- |
| - |
500.0 °C |
Thermal conductivity of 36.6 W/(m·K) |
- |
| - |
600.0 °C |
Thermal conductivity of 34.1 W/(m·K) |
- |
| Thermal diffusivity |
-100.0 °C |
Thermal diffusivity of 12.9 mm²/s |
- |
| - |
20.0 °C |
Thermal diffusivity of 11.7 mm²/s |
- |
| - |
100.0 °C |
Thermal diffusivity of 11.2 mm²/s |
- |
| - |
200.0 °C |
Thermal diffusivity of 10.3 mm²/s |
- |
| - |
300.0 °C |
Thermal diffusivity of 9.4 mm²/s |
- |
| - |
400.0 °C |
Thermal diffusivity of 8.3 mm²/s |
- |
| - |
500.0 °C |
Thermal diffusivity of 7.1 mm²/s |
- |
| - |
600.0 °C |
Thermal diffusivity of 5.7 mm²/s |
- |
EN 10216-3 Grade P355NH normalized or normalized formed (+N) chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 % |
| Carbon |
Carbon of 0.2 % |
| Chromium |
Chromium of 0.3 % |
| Copper |
Copper of 0.3 % |
| Manganese |
Manganese of 0.9 - 1.7 % |
| Molybdenum |
Molybdenum of 0.08 % |
| Nickel |
Nickel of 0.5 % |
| Niobium |
Niobium of 0.05 % |
| Nitrogen |
Nitrogen of 0.02 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.5 % |
| Sulfur |
Sulfur of 0.01 - 0.02 % |
| Titanium |
Titanium of 0.04 % |
| Vanadium |
Vanadium of 0.1 % |
EN 10216-3 Grade P355NH normalized or normalized formed (+N) magnetic
| Property |
Value |
Comment |
| Curie temperature |
Curie temperature of 770 °C |
Typical for Low Carbon Steel |
EN 10216-3 Grade P355NH normalized or normalized formed (+N) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
-100.0 °C |
Electrical resistivity of 1.82E-7 Ω·m |
| - |
20.0 °C |
Electrical resistivity of 2.47E-7 Ω·m |
| - |
100.0 °C |
Electrical resistivity of 2.96E-7 Ω·m |
| - |
200.0 °C |
Electrical resistivity of 3.68E-7 Ω·m |
| - |
300.0 °C |
Electrical resistivity of 4.55E-7 Ω·m |
| - |
400.0 °C |
Electrical resistivity of 5.56E-7 Ω·m |
| - |
500.0 °C |
Electrical resistivity of 6.75E-7 Ω·m |
| - |
600.0 °C |
Electrical resistivity of 8.13E-7 Ω·m |
EN 10216-3 Grade P355NH 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 22 % |
- |
| Elongation, transverse |
20.0 °C |
Elongation, transverse of 20 % |
- |
| 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 450 - 650 MPa |
- |
| - |
100.0 °C |
Tensile strength of 390 - 440 MPa |
- |
| - |
150.0 °C |
Tensile strength of 380 - 430 MPa |
- |
| - |
200.0 °C |
Tensile strength of 360 - 410 MPa |
- |
| - |
250.0 °C |
Tensile strength of 360 - 410 MPa |
- |
| - |
300.0 °C |
Tensile strength of 360 - 410 MPa |
- |
| - |
350.0 °C |
Tensile strength of 350 - 400 MPa |
- |
| - |
400.0 °C |
Tensile strength of 340 - 390 MPa |
- |
| Tensile strength, transverse |
20.0 °C |
Tensile strength, transverse of 450 - 650 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 305 - 355 MPa |
- |
| Yield strength Rp0.2 |
100.0 °C |
Yield strength Rp0.2 of 265 - 304 MPa |
- |
| - |
150.0 °C |
Yield strength Rp0.2 of 245 - 284 MPa |
- |
| - |
200.0 °C |
Yield strength Rp0.2 of 226 - 255 MPa |
- |
| - |
250.0 °C |
Yield strength Rp0.2 of 206 - 235 MPa |
- |
| - |
300.0 °C |
Yield strength Rp0.2 of 186 - 216 MPa |
- |
| - |
350.0 °C |
Yield strength Rp0.2 of 167 - 196 MPa |
- |
| - |
400.0 °C |
Yield strength Rp0.2 of 137 - 167 MPa |
- |
| Yield strength, transverse |
20.0 °C |
Yield strength, transverse of 305 - 355 MPa |
- |
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