Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 40x2.8
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 40x2.8
| Outer diameter | 40 mm |
|---|---|
| Inner diameter | 34.4* mm |
| Wall thickness | 2.8 mm |
| Section area | 3.272 cm2 |
| Mass per metre | 2.569 kg/m |
| Section perimeter | 125.664 mm |
| Second moment of area | 5.692 cm4 |
| Elastic section modulus | 2.846 cm3 |
| Plastic section modulus | 3.882 cm3 |
| Radius of gyration | 1.319 cm |
| Torsional constant | 11.385 cm4 |
| Torsional modulus | 5.692 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.