DIN 17172 Grade StE385.7 hot finished
DIN 17172 Grade StE385.7 hot finished introduction
The steel StE 385.7 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: GOST K55, DIN 1.8970, EN 1.8970
DIN 17172 Grade StE385.7 hot finished general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 g/cm³ |
Typical for Steel |
DIN 17172 Grade StE385.7 hot finished chemical
| Property |
Value |
| Aluminium |
Aluminium of 0.02 % |
| Carbon |
Carbon of 0.23 % |
| Manganese |
Manganese of 1 - 1.5 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.55 % |
| Sulfur |
Sulfur of 0.035 % |
DIN 17172 Grade StE385.7 hot finished mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 190 - 210 GPa |
Typical for Steel |
| Elongation, transverse |
20.0 °C |
Elongation, transverse 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 530 - 680 MPa |
- |
| Tensile strength, transverse |
20.0 °C |
Tensile strength, transverse of 530 - 680 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 385 MPa |
- |
| Yield strength, transverse |
20.0 °C |
Yield strength, transverse of 385 MPa |
- |
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