Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 57x4
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 57x4
| Outer diameter | 57 mm |
|---|---|
| Inner diameter | 49* mm |
| Wall thickness | 4 mm |
| Section area | 6.66 cm2 |
| Mass per metre | 5.228 kg/m |
| Section perimeter | 179.071 mm |
| Second moment of area | 23.519 cm4 |
| Elastic section modulus | 8.252 cm3 |
| Plastic section modulus | 11.257 cm3 |
| Radius of gyration | 1.879 cm |
| Torsional constant | 47.037 cm4 |
| Torsional modulus | 16.504 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.