EN 10025-3 Grade S275NL material specification properties

EN 10025-3 Grade S275NL introduction

The unalloyed, normalised/normalising rolled quality steel S275NL is a weldable fine-grained steel with a min. yield point of 275 N/mm². The steel is applicated in normalized condition for several types of welded constructions such as fixed and movable storage container, high-pressure pipes, bridge and load-bearing constructions etc.
Cold forming: Suitability for cold bending, folding, cold flanging or cold welting has to be agreed. For sheet, strip and wide flat steel in normalized condition, for nominal thickness (s) up to 16 mm can be warranted the following bending radius values:
longitudinal: 2,5 x s
transverse: 2,0 x s
Sheet and strip of nominal thicknesses

Equivalent material: IS S275NE, ASTM A633 Grade A, UNS K01802, DIN TStE285, UNI FeE275KTN, DIN 1.0491, EN 1.0491, DIN TStE 285, DIN S275NL, AFNOR S275NL, BS S275NL, BS 40EE, ISO S275NE, GB/T Q275FT, GB/T U32752, GB/T U32753

EN 10025-3 Grade S275NL General properties

The General properties requirements of EN 10025-3 Grade S275NL are as follows:

Property Value Comment
Density Density of 7.8 - 7.9 g/cm³ Typical for Low Carbon Steel

EN 10025-3 Grade S275NL Thermal properties

The Thermal properties requirements of EN 10025-3 Grade S275NL are as follows:

Property Value Comment
Coefficient of thermal expansion Coefficient of thermal expansion of 1.32e-05 - 1.38e-05 1/K Typical for Low Carbon Steel
Max service temperature Max service temperature of 327.7 °C Predicted Value, Long
- 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 Specific heat capacity of 465 J/(kg·K) Typical for Low Carbon Steel
Thermal conductivity Thermal conductivity of 25 - 93 W/(m·K) Typical for Low Carbon Steel

EN 10025-3 Grade S275NL Chemical composition

The Chemical composition requirements of EN 10025-3 Grade S275NL are as follows:

Property Value Condition Related Standards Shape
Aluminium Aluminium of 0.02 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Carbon Carbon of 0.16 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Chromium Chromium of 0.3 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Copper Copper of 0.35 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat
- Copper of 0.55 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire
Manganese Manganese of 0.5 - 1.5 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire
- Manganese of 0.5 - 1.4 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat
Molybdenum Molybdenum of 0.1 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Nickel Nickel of 0.3 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Niobium Niobium of 0.05 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Nitrogen Nitrogen of 0.015 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Phosphorus Phosphorus of 0.025 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire
- Phosphorus of 0.03 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat
Silicon Silicon of 0.4 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar
Sulfur Sulfur of 0.02 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire
- Sulfur of 0.025 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat
Titanium Titanium of 0.03 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat
- Titanium of 0.05 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire
Vanadium Vanadium of 0.05 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire, Bar

EN 10025-3 Grade S275NL Magnetic properties

The Magnetic properties requirements of EN 10025-3 Grade S275NL are as follows:

Property Value Comment
Curie temperature Curie temperature of 770 °C Typical for Low Carbon Steel

EN 10025-3 Grade S275NL Electrical parameters

The Electrical parameters requirements of EN 10025-3 Grade S275NL are as follows:

Property Value Comment
Electrical conductivity Electrical conductivity of 6 S/m Predicted Value
Electrical resistivity Electrical resistivity of 1.43e-07 - 1.74e-07 Ω·m Typical for Carbon Steel

EN 10025-3 Grade S275NL Mechanical properties

The Mechanical properties requirements of EN 10025-3 Grade S275NL are as follows:

Property Temperature Value Condition Related Standards Shape Comment
Elastic modulus - Elastic modulus of 200 - 215 GPa - - - Typical for Low Carbon Steel
Elongation - Elongation of 18.3 % - - - Predicted Value, A200
- - Elongation of 19.9 % - - - Predicted Value, A80
- - Elongation of 20.1 % - - - Predicted Value, A80 Transverse
- - Elongation of 21.2 % - - - Predicted Value, A5
- - Elongation of 22.6 % - - - Predicted Value, Transverse
- - Elongation of 26.5 % - - - Predicted Value, A50
- 20 °C Elongation of 22 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Flat -
- 20 °C Elongation of 23 % normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire -
- 20 °C Elongation of 24 % normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
Hardness, Brinell - Hardness, Brinell of 243 [-] - - - Predicted Value, Transverse
Poisson's ratio - Poisson's ratio of 0.29 [-] - - - Typical for Low Carbon Steel
Reduction of area - Reduction of area of 43.3 % - - - Predicted Value, Transverse
- - Reduction of area of 52.0 % - - - Predicted Value
Shear modulus - Shear modulus of 82 GPa - - - Typical for Low Carbon Steel
Shear strength - Shear strength of 532 MPa - - - Predicted Value
Tensile strength 20 °C Tensile strength of 340 - 470 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Flat -
- 20 °C Tensile strength of 350 - 510 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Tensile strength of 350 - 480 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Tensile strength of 370 - 510 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Tensile strength of 370 - 480 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
Yield strength - Yield strength of 251 MPa - - - Predicted Value, RP1
- - Yield strength of 317.9 MPa - - - Predicted Value, RP1 Transverse
- - Yield strength of 318 MPa - - - Predicted Value, RP02
- - Yield strength of 318.8 MPa - - - Predicted Value, Transverse
- - Yield strength of 398.2 MPa - - - Predicted Value, RP05
- - Yield strength of 461 MPa - - - Predicted Value, RP02 Transverse
- - Yield strength of 464.8 MPa - - - Predicted Value, RP002
- 20 °C Yield strength of 205 MPa normalized or normalized formed (+N) EN 10025-3, EN 10113-2 Strip, Sheet, Flat, Rod, Wire -
- 20 °C Yield strength of 215 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Flat, Strip, Rod, Wire -
- 20 °C Yield strength of 225 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Yield strength of 235 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Yield strength of 245 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Yield strength of 255 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Yield strength of 265 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -
- 20 °C Yield strength of 275 MPa normalized or normalized formed (+N) EN 10113-2, EN 10025-3 Sheet, Strip, Bar, Flat, Rod, Wire -

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