Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 245x20
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 245x20
| Outer diameter | 245 mm |
|---|---|
| Inner diameter | 205* mm |
| Wall thickness | 20 mm |
| Section area | 141.372 cm2 |
| Mass per metre | 110.977 kg/m |
| Section perimeter | 769.69 mm |
| Second moment of area | 9016.862 cm4 |
| Elastic section modulus | 736.07 cm3 |
| Plastic section modulus | 1015.167 cm3 |
| Radius of gyration | 7.986 cm |
| Torsional constant | 18033.724 cm4 |
| Torsional modulus | 1472.141 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.