Tube: round · ДСТУ 8938
ДСТУ 8938 seamless tube 108x18
ДСТУ 8938 - Seamless hot-deformed steel pipes - Technical specification
ДСТУ 8938 108x18
| Outer diameter | 108 mm |
|---|---|
| Inner diameter | 72* mm |
| Wall thickness | 18 mm |
| Section area | 50.894 cm2 |
| Mass per metre | 39.952 kg/m |
| Section perimeter | 339.292 mm |
| Second moment of area | 535.912 cm4 |
| Elastic section modulus | 99.243 cm3 |
| Plastic section modulus | 147.744 cm3 |
| Radius of gyration | 3.245 cm |
| Torsional constant | 1071.823 cm4 |
| Torsional modulus | 198.486 cm3 |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.