Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 70x3.5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 70x3.5
| Outer diameter | 70 mm |
|---|---|
| Inner diameter | 63* mm |
| Wall thickness | 3.5 mm |
| Section area | 7.312 cm2 |
| Mass per metre | 5.74 kg/m |
| Section perimeter | 219.911 mm |
| Second moment of area | 40.532 cm4 |
| Elastic section modulus | 11.58 cm3 |
| Plastic section modulus | 15.492 cm3 |
| Radius of gyration | 2.354 cm |
| Torsional constant | 81.063 cm4 |
| Torsional modulus | 23.161 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.