Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 68x3
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 68x3
| Outer diameter | 68 mm |
|---|---|
| Inner diameter | 62* mm |
| Wall thickness | 3 mm |
| Section area | 6.126 cm2 |
| Mass per metre | 4.809 kg/m |
| Section perimeter | 213.628 mm |
| Second moment of area | 32.422 cm4 |
| Elastic section modulus | 9.536 cm3 |
| Plastic section modulus | 12.684 cm3 |
| Radius of gyration | 2.301 cm |
| Torsional constant | 64.845 cm4 |
| Torsional modulus | 19.072 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.