Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 178x18
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 178x18
| Outer diameter | 178 mm |
|---|---|
| Inner diameter | 142* mm |
| Wall thickness | 18 mm |
| Section area | 90.478 cm2 |
| Mass per metre | 71.025 kg/m |
| Section perimeter | 559.203 mm |
| Second moment of area | 2931.935 cm4 |
| Elastic section modulus | 329.431 cm3 |
| Plastic section modulus | 462.744 cm3 |
| Radius of gyration | 5.693 cm |
| Torsional constant | 5863.871 cm4 |
| Torsional modulus | 658.862 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.