DIN 17172 Grade StE210.7 hot finished

DIN 17172 Grade StE210.7 hot finished

DIN 17172 Grade StE210.7 hot finished introduction

The steel StE 210.7 is produced as seamless or welded tube in the conditions untreated or normalised.
Tubes of this steel are conform acc. 5L, 5LX and 5LS of the American Petroleum Institute (API). The Attention should be paid to the technical regulation for combustible liquids TRbF 301.
Application:
pipelines for combustible liquids (e.g. petroleum and his products) and for compressed or liquid combustible gases

Equivalent material: AFNOR TSE220, GOST K34, DIN 1.0307, EN 1.0307

DIN 17172 Grade StE210.7 hot finished general

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

DIN 17172 Grade StE210.7 hot finished 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
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 20.0 °C Thermal conductivity of 56.9 W/(m·K) -
- 100.0 °C Thermal conductivity of 56.4 W/(m·K) -
- 200.0 °C Thermal conductivity of 53.5 W/(m·K) -
- 300.0 °C Thermal conductivity of 49.4 W/(m·K) -
- 400.0 °C Thermal conductivity of 45.2 W/(m·K) -
- 500.0 °C Thermal conductivity of 41.3 W/(m·K) -
- 600.0 °C Thermal conductivity of 37.6 W/(m·K) -
Thermal diffusivity 20.0 °C Thermal diffusivity of 15.7 mm²/s -
- 100.0 °C Thermal diffusivity of 14.5 mm²/s -
- 200.0 °C Thermal diffusivity of 12.9 mm²/s -
- 300.0 °C Thermal diffusivity of 11.2 mm²/s -
- 400.0 °C Thermal diffusivity of 9.6 mm²/s -
- 500.0 °C Thermal diffusivity of 7.9 mm²/s -
- 600.0 °C Thermal diffusivity of 6.3 mm²/s -

DIN 17172 Grade StE210.7 hot finished chemical

Property Value
Carbon Carbon of 0.17 %
Manganese Manganese of 0.35 %
Phosphorus Phosphorus of 0.04 %
Silicon Silicon of 0.45 %
Sulfur Sulfur of 0.035 %

DIN 17172 Grade StE210.7 hot finished magnetic

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

DIN 17172 Grade StE210.7 hot finished electrical

Property Temperature Value
Electrical resistivity 20.0 °C Electrical resistivity of 1.83E-7 Ω·m
- 100.0 °C Electrical resistivity of 2.27E-7 Ω·m
- 200.0 °C Electrical resistivity of 2.95E-7 Ω·m
- 300.0 °C Electrical resistivity of 3.8E-7 Ω·m
- 400.0 °C Electrical resistivity of 4.81E-7 Ω·m
- 500.0 °C Electrical resistivity of 5.99E-7 Ω·m
- 600.0 °C Electrical resistivity of 7.38E-7 Ω·m

DIN 17172 Grade StE210.7 hot finished 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, transverse 20.0 °C Elongation, transverse of 26 % -
Poisson's ratio 20.0 °C Poisson's ratio of 0.28 [-] -
Shear modulus 23.0 °C Shear modulus of 82 GPa Typical for Low Carbon Steel
Tensile strength 20.0 °C Tensile strength of 320 - 440 MPa -
Tensile strength, transverse 20.0 °C Tensile strength, transverse of 320 - 440 MPa -
Yield strength 20.0 °C Yield strength of 210 MPa -
Yield strength, transverse 20.0 °C Yield strength, transverse of 210 MPa -

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