Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 40x7
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 40x7
| Outer diameter | 40 mm |
|---|---|
| Inner diameter | 26* mm |
| Wall thickness | 7 mm |
| Section area | 7.257 cm2 |
| Mass per metre | 5.697 kg/m |
| Section perimeter | 125.664 mm |
| Second moment of area | 10.323 cm4 |
| Elastic section modulus | 5.162 cm3 |
| Plastic section modulus | 7.737 cm3 |
| Radius of gyration | 1.193 cm |
| Torsional constant | 20.646 cm4 |
| Torsional modulus | 10.323 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.