Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 68x7.5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 68x7.5
| Outer diameter | 68 mm |
|---|---|
| Inner diameter | 53* mm |
| Wall thickness | 7.5 mm |
| Section area | 14.255 cm2 |
| Mass per metre | 11.19 kg/m |
| Section perimeter | 213.628 mm |
| Second moment of area | 66.223 cm4 |
| Elastic section modulus | 19.477 cm3 |
| Plastic section modulus | 27.593 cm3 |
| Radius of gyration | 2.155 cm |
| Torsional constant | 132.447 cm4 |
| Torsional modulus | 38.955 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.