Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 402x20
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 402x20
| Outer diameter | 402 mm |
|---|---|
| Inner diameter | 362* mm |
| Wall thickness | 20 mm |
| Section area | 240.018 cm2 |
| Mass per metre | 188.414 kg/m |
| Section perimeter | 1262.92 mm |
| Second moment of area | 43900.434 cm4 |
| Elastic section modulus | 2184.101 cm3 |
| Plastic section modulus | 2921.147 cm3 |
| Radius of gyration | 13.524 cm |
| Torsional constant | 87800.867 cm4 |
| Torsional modulus | 4368.202 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.