Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 70x7
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 70x7
| Outer diameter | 70 mm |
|---|---|
| Inner diameter | 56* mm |
| Wall thickness | 7 mm |
| Section area | 13.854 cm2 |
| Mass per metre | 10.876 kg/m |
| Section perimeter | 219.911 mm |
| Second moment of area | 69.584 cm4 |
| Elastic section modulus | 19.881 cm3 |
| Plastic section modulus | 27.897 cm3 |
| Radius of gyration | 2.241 cm |
| Torsional constant | 139.168 cm4 |
| Torsional modulus | 39.762 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.