EN 10222-4 Grade P285QH normalized or normalized formed (+N)
EN 10222-4 Grade P285QH normalized or normalized formed (+N) introduction
Steel P285QH is a tempered weldable fine grained steel with a yield strength of max. 285 N/mm².
Application: pressure vessel construction, apparatus engineering, general machine and toolbuilding.
Equivalent material: DIN P285QH, ISO PL28, ISO P28, ASTM A694 Grade F42, DIN 1.0478, AFNOR P285QH, BS P285QH, JIS PL28, EN 1.0478
EN 10222-4 Grade P285QH normalized or normalized formed (+N) general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Low Carbon Steel |
EN 10222-4 Grade P285QH normalized or normalized formed (+N) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.32E-5 - 1.38E-5 1/K |
Typical for Low Carbon Steel |
| 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 |
23.0 °C |
Specific heat capacity of 465 J/(kg·K) |
Typical for Low Carbon Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 25 - 93 W/(m·K) |
Typical for Low Carbon Steel |
EN 10222-4 Grade P285QH normalized or normalized formed (+N) chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 - 0.06 % |
| Carbon |
Carbon of 0.18 % |
| Chromium |
Chromium of 0.3 % |
| Copper |
Copper of 0.2 % |
| Manganese |
Manganese of 0.6 - 1.5 % |
| Molybdenum |
Molybdenum of 0.08 % |
| Nickel |
Nickel of 0.3 % |
| Niobium |
Niobium of 0.03 % |
| Nitrogen |
Nitrogen of 0.02 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.4 % |
| Sulfur |
Sulfur of 0.01 - 0.015 % |
| Vanadium |
Vanadium of 0.05 % |
EN 10222-4 Grade P285QH normalized or normalized formed (+N) magnetic
| Property |
Value |
Comment |
| Curie temperature |
Curie temperature of 770 °C |
Typical for Low Carbon Steel |
EN 10222-4 Grade P285QH normalized or normalized formed (+N) electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 1.43E-7 - 1.74E-7 Ω·m |
Typical for Carbon Steel |
EN 10222-4 Grade P285QH normalized or normalized formed (+N) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Low Carbon Steel |
| Elongation |
20.0 °C |
Elongation of 21 - 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 390 - 510 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 265 - 285 MPa |
- |
| - |
200.0 °C |
Yield strength of 206 MPa |
- |
| - |
250.0 °C |
Yield strength of 186 MPa |
- |
| - |
300.0 °C |
Yield strength of 157 MPa |
- |
| - |
350.0 °C |
Yield strength of 137 MPa |
- |
| - |
400.0 °C |
Yield strength of 118 MPa |
- |
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