Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 121x9
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 121x9
| Outer diameter | 121 mm |
|---|---|
| Inner diameter | 103* mm |
| Wall thickness | 9 mm |
| Section area | 31.667 cm2 |
| Mass per metre | 24.859 kg/m |
| Section perimeter | 380.133 mm |
| Second moment of area | 499.749 cm4 |
| Elastic section modulus | 82.603 cm3 |
| Plastic section modulus | 113.139 cm3 |
| Radius of gyration | 3.973 cm |
| Torsional constant | 999.498 cm4 |
| Torsional modulus | 165.206 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.