Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 121x7.5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 121x7.5
| Outer diameter | 121 mm |
|---|---|
| Inner diameter | 106* mm |
| Wall thickness | 7.5 mm |
| Section area | 26.743 cm2 |
| Mass per metre | 20.993 kg/m |
| Section perimeter | 380.133 mm |
| Second moment of area | 432.515 cm4 |
| Elastic section modulus | 71.49 cm3 |
| Plastic section modulus | 96.758 cm3 |
| Radius of gyration | 4.022 cm |
| Torsional constant | 865.03 cm4 |
| Torsional modulus | 142.98 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.