Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 68x15
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 68x15
| Outer diameter | 68 mm |
|---|---|
| Inner diameter | 38* mm |
| Wall thickness | 15 mm |
| Section area | 24.976 cm2 |
| Mass per metre | 19.606 kg/m |
| Section perimeter | 213.628 mm |
| Second moment of area | 94.72 cm4 |
| Elastic section modulus | 27.859 cm3 |
| Plastic section modulus | 43.26 cm3 |
| Radius of gyration | 1.947 cm |
| Torsional constant | 189.44 cm4 |
| Torsional modulus | 55.718 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.