Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 70x3
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 70x3
| Outer diameter | 70 mm |
|---|---|
| Inner diameter | 64* mm |
| Wall thickness | 3 mm |
| Section area | 6.315 cm2 |
| Mass per metre | 4.957 kg/m |
| Section perimeter | 219.911 mm |
| Second moment of area | 35.504 cm4 |
| Elastic section modulus | 10.144 cm3 |
| Plastic section modulus | 13.476 cm3 |
| Radius of gyration | 2.371 cm |
| Torsional constant | 71.008 cm4 |
| Torsional modulus | 20.288 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.