EN 10217-3 Grade P460NH

EN 10217-3 Grade P460NH

EN 10217-3 Grade P460NH introduction

The steel P460NH is a creep-resistant weldable alloy high-grade steel. Tubes made of this steel are used in the pressure vessel construction, apparatus construction, pipeline construction as well as in the general mechanical engineering and device construction.
Application temperature: approximately 400 degrees C.

Equivalent material: DIN WStE460, DIN 1.8935, DIN WStE 460, DIN P460NH, BS P460NH, EN 1.8935, ISO P460NH, ASTM A612, ASTM Grade LF6 Class 1

EN 10217-3 Grade P460NH general

Property Temperature Value
Density 20.0 °C Density of 7.84 g/cm³

EN 10217-3 Grade P460NH thermal

Property Temperature Value
Coefficient of thermal expansion -100.0 °C Coefficient of thermal expansion of 1.05E-5 1/K
- 20.0 °C Coefficient of thermal expansion of 1.15E-5 1/K
- 100.0 °C Coefficient of thermal expansion of 1.21E-5 1/K
- 200.0 °C Coefficient of thermal expansion of 1.27E-5 1/K
- 300.0 °C Coefficient of thermal expansion of 1.32E-5 1/K
- 400.0 °C Coefficient of thermal expansion of 1.36E-5 1/K
- 500.0 °C Coefficient of thermal expansion of 1.4E-5 1/K
- 600.0 °C Coefficient of thermal expansion of 1.44E-5 1/K
Max service temperature, long - Max service temperature, long of 0 - 400 °C
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 34.7 W/(m·K)
- 20.0 °C Thermal conductivity of 39.7 W/(m·K)
- 100.0 °C Thermal conductivity of 40.9 W/(m·K)
- 200.0 °C Thermal conductivity of 41 W/(m·K)
- 300.0 °C Thermal conductivity of 39.9 W/(m·K)
- 400.0 °C Thermal conductivity of 38.2 W/(m·K)
- 500.0 °C Thermal conductivity of 36.1 W/(m·K)
- 600.0 °C Thermal conductivity of 33.8 W/(m·K)
Thermal diffusivity -100.0 °C Thermal diffusivity of 11.9 mm²/s
- 20.0 °C Thermal diffusivity of 11 mm²/s
- 100.0 °C Thermal diffusivity of 10.5 mm²/s
- 200.0 °C Thermal diffusivity of 9.9 mm²/s
- 300.0 °C Thermal diffusivity of 9.1 mm²/s
- 400.0 °C Thermal diffusivity of 8.1 mm²/s
- 500.0 °C Thermal diffusivity of 6.9 mm²/s
- 600.0 °C Thermal diffusivity of 5.7 mm²/s

EN 10217-3 Grade P460NH chemical

Property Value
Aluminium Aluminium of 0.02 %
Carbon Carbon of 0.2 %
Chromium Chromium of 0.3 %
Copper Copper of 0.7 %
Manganese Manganese of 1 - 1.7 %
Molybdenum Molybdenum of 0.1 %
Nickel Nickel of 0.8 %
Niobium Niobium of 0.05 %
Nitrogen Nitrogen of 0.02 %
Phosphorus Phosphorus of 0.03 %
Silicon Silicon of 0.6 %
Sulfur Sulfur of 0.02 %
Titanium Titanium of 0.03 %
Vanadium Vanadium of 0.2 %

EN 10217-3 Grade P460NH electrical

Property Temperature Value
Electrical resistivity -100.0 °C Electrical resistivity of 1.97E-7 Ω·m
- 20.0 °C Electrical resistivity of 2.62E-7 Ω·m
- 100.0 °C Electrical resistivity of 3.13E-7 Ω·m
- 200.0 °C Electrical resistivity of 3.85E-7 Ω·m
- 300.0 °C Electrical resistivity of 4.7E-7 Ω·m
- 400.0 °C Electrical resistivity of 5.69E-7 Ω·m
- 500.0 °C Electrical resistivity of 6.85E-7 Ω·m
- 600.0 °C Electrical resistivity of 8.2E-7 Ω·m

EN 10217-3 Grade P460NH 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 -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Steel
Tensile strength 100.0 °C Tensile strength of 490 - 510 MPa -
- 150.0 °C Tensile strength of 470 - 490 MPa -
- 200.0 °C Tensile strength of 460 - 480 MPa -
- 250.0 °C Tensile strength of 460 - 480 MPa -
- 300.0 °C Tensile strength of 460 - 480 MPa -
- 350.0 °C Tensile strength of 450 - 470 MPa -
- 400.0 °C Tensile strength of 440 - 460 MPa -
Yield strength Rp0.2 100.0 °C Yield strength Rp0.2 of 382 - 402 MPa -
- 150.0 °C Yield strength Rp0.2 of 353 - 373 MPa -
- 200.0 °C Yield strength Rp0.2 of 333 - 343 MPa -
- 250.0 °C Yield strength Rp0.2 of 304 - 314 MPa -
- 300.0 °C Yield strength Rp0.2 of 284 - 294 MPa -
- 350.0 °C Yield strength Rp0.2 of 255 - 265 MPa -
- 400.0 °C Yield strength Rp0.2 of 226 - 235 MPa -

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