Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 68x5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 68x5
| Outer diameter | 68 mm |
|---|---|
| Inner diameter | 58* mm |
| Wall thickness | 5 mm |
| Section area | 9.896 cm2 |
| Mass per metre | 7.768 kg/m |
| Section perimeter | 213.628 mm |
| Second moment of area | 49.406 cm4 |
| Elastic section modulus | 14.531 cm3 |
| Plastic section modulus | 19.887 cm3 |
| Radius of gyration | 2.234 cm |
| Torsional constant | 98.812 cm4 |
| Torsional modulus | 29.062 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.