Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 168x18
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 168x18
| Outer diameter | 168 mm |
|---|---|
| Inner diameter | 132* mm |
| Wall thickness | 18 mm |
| Section area | 84.823 cm2 |
| Mass per metre | 66.586 kg/m |
| Section perimeter | 527.788 mm |
| Second moment of area | 2420 cm4 |
| Elastic section modulus | 288.095 cm3 |
| Plastic section modulus | 406.944 cm3 |
| Radius of gyration | 5.341 cm |
| Torsional constant | 4840 cm4 |
| Torsional modulus | 576.191 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.