Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 121x7
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 121x7
| Outer diameter | 121 mm |
|---|---|
| Inner diameter | 107* mm |
| Wall thickness | 7 mm |
| Section area | 25.07 cm2 |
| Mass per metre | 19.68 kg/m |
| Section perimeter | 380.133 mm |
| Second moment of area | 408.796 cm4 |
| Elastic section modulus | 67.57 cm3 |
| Plastic section modulus | 91.086 cm3 |
| Radius of gyration | 4.038 cm |
| Torsional constant | 817.592 cm4 |
| Torsional modulus | 135.139 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.