Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 108x20
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 108x20
| Outer diameter | 108 mm |
|---|---|
| Inner diameter | 68* mm |
| Wall thickness | 20 mm |
| Section area | 55.292 cm2 |
| Mass per metre | 43.404 kg/m |
| Section perimeter | 339.292 mm |
| Second moment of area | 562.873 cm4 |
| Elastic section modulus | 104.236 cm3 |
| Plastic section modulus | 157.547 cm3 |
| Radius of gyration | 3.191 cm |
| Torsional constant | 1125.746 cm4 |
| Torsional modulus | 208.471 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.