Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 82.5x9
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 82.5x9
| Outer diameter | 82.5 mm |
|---|---|
| Inner diameter | 64.5* mm |
| Wall thickness | 9 mm |
| Section area | 20.782 cm2 |
| Mass per metre | 16.314 kg/m |
| Section perimeter | 259.181 mm |
| Second moment of area | 142.439 cm4 |
| Elastic section modulus | 34.531 cm3 |
| Plastic section modulus | 48.863 cm3 |
| Radius of gyration | 2.618 cm |
| Torsional constant | 284.877 cm4 |
| Torsional modulus | 69.061 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.