Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 168x42
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 168x42
| Outer diameter | 168 mm |
|---|---|
| Inner diameter | 84* mm |
| Wall thickness | 42 mm |
| Section area | 166.253 cm2 |
| Mass per metre | 130.509 kg/m |
| Section perimeter | 527.788 mm |
| Second moment of area | 3665.88 cm4 |
| Elastic section modulus | 436.414 cm3 |
| Plastic section modulus | 691.488 cm3 |
| Radius of gyration | 4.696 cm |
| Torsional constant | 7331.761 cm4 |
| Torsional modulus | 872.829 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.