Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 42x4
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 42x4
| Outer diameter | 42 mm |
|---|---|
| Inner diameter | 34* mm |
| Wall thickness | 4 mm |
| Section area | 4.775 cm2 |
| Mass per metre | 3.749 kg/m |
| Section perimeter | 131.947 mm |
| Second moment of area | 8.715 cm4 |
| Elastic section modulus | 4.15 cm3 |
| Plastic section modulus | 5.797 cm3 |
| Radius of gyration | 1.351 cm |
| Torsional constant | 17.43 cm4 |
| Torsional modulus | 8.3 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.