Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 40x5
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 40x5
| Outer diameter | 40 mm |
|---|---|
| Inner diameter | 30* mm |
| Wall thickness | 5 mm |
| Section area | 5.498 cm2 |
| Mass per metre | 4.316 kg/m |
| Section perimeter | 125.664 mm |
| Second moment of area | 8.59 cm4 |
| Elastic section modulus | 4.295 cm3 |
| Plastic section modulus | 6.167 cm3 |
| Radius of gyration | 1.25 cm |
| Torsional constant | 17.181 cm4 |
| Torsional modulus | 8.59 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.