Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 70x8.5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 70x8.5
| Outer diameter | 70 mm |
|---|---|
| Inner diameter | 53* mm |
| Wall thickness | 8.5 mm |
| Section area | 16.423 cm2 |
| Mass per metre | 12.892 kg/m |
| Section perimeter | 219.911 mm |
| Second moment of area | 79.127 cm4 |
| Elastic section modulus | 22.608 cm3 |
| Plastic section modulus | 32.354 cm3 |
| Radius of gyration | 2.195 cm |
| Torsional constant | 158.253 cm4 |
| Torsional modulus | 45.215 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.