Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 121x4.5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 121x4.5
| Outer diameter | 121 mm |
|---|---|
| Inner diameter | 112* mm |
| Wall thickness | 4.5 mm |
| Section area | 16.47 cm2 |
| Mass per metre | 12.929 kg/m |
| Section perimeter | 380.133 mm |
| Second moment of area | 279.832 cm4 |
| Elastic section modulus | 46.253 cm3 |
| Plastic section modulus | 61.106 cm3 |
| Radius of gyration | 4.122 cm |
| Torsional constant | 559.664 cm4 |
| Torsional modulus | 92.507 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.