EN 10273 Grade P460QH quenched and tempered (+QT)

EN 10273 Grade P460QH quenched and tempered (+QT) introduction

The steel P460QH is a high temperature steel suitable for welding.
Application: use in pressure vessel engineering.

Equivalent material: DIN BEStE420TM, DIN P460QH, DIN 1.8871, EN 1.8871

EN 10273 Grade P460QH quenched and tempered (+QT) general

Property Temperature Value
Density 20.0 °C Density of 7.85 g/cm³

EN 10273 Grade P460QH quenched and tempered (+QT) chemical

Property Value
Aluminium Aluminium of 0.018 %
Boron Boron of 5E-3 %
Carbon Carbon of 0.18 %
Chromium Chromium of 0.5 %
Copper Copper of 0.3 %
Manganese Manganese of 1.7 %
Molybdenum Molybdenum of 0.5 %
Nickel Nickel of 1 %
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 - 0.015 %
Titanium Titanium of 0.03 %
Vanadium Vanadium of 0.08 %
Zirconium Zirconium of 0.05 %

EN 10273 Grade P460QH quenched and tempered (+QT) mechanical

Property Temperature Value Comment
Elastic modulus 23.0 °C Elastic modulus of 190 - 210 GPa Typical for Steel
Elongation 20.0 °C Elongation of 19 % -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Steel
Tensile strength 20.0 °C Tensile strength of 500 - 720 MPa -
Yield strength 20.0 °C Yield strength of 400 - 460 MPa -
- 200.0 °C Yield strength of 343 MPa -
- 250.0 °C Yield strength of 314 MPa -
- 300.0 °C Yield strength of 294 MPa -
- 350.0 °C Yield strength of 265 MPa -
- 400.0 °C Yield strength of 235 MPa -
Yield strength Rp0.2 50.0 °C Yield strength Rp0.2 of 385 - 445 MPa -
- 100.0 °C Yield strength Rp0.2 of 353 - 425 MPa -
- 150.0 °C Yield strength Rp0.2 of 324 - 405 MPa -
- 200.0 °C Yield strength Rp0.2 of 304 - 380 MPa -
- 250.0 °C Yield strength Rp0.2 of 275 - 360 MPa -
- 300.0 °C Yield strength Rp0.2 of 255 - 340 MPa -
- 350.0 °C Yield strength Rp0.2 of 226 - 265 MPa -
- 400.0 °C Yield strength Rp0.2 of 196 - 235 MPa -

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