Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 168x20
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 168x20
| Outer diameter | 168 mm |
|---|---|
| Inner diameter | 128* mm |
| Wall thickness | 20 mm |
| Section area | 92.991 cm2 |
| Mass per metre | 72.998 kg/m |
| Section perimeter | 527.788 mm |
| Second moment of area | 2592.593 cm4 |
| Elastic section modulus | 308.642 cm3 |
| Plastic section modulus | 440.747 cm3 |
| Radius of gyration | 5.28 cm |
| Torsional constant | 5185.186 cm4 |
| Torsional modulus | 617.284 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.