Steel 30T
Designation
Description
30T steel is used: for the manufacture of hot-rolled sheet metal used in various branches of engineering.
Note
Structural steel high quality versatile.
Standards
Chemical composition
Fe is the basis.
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 30Т |
| Designation GOST Latin | 30T |
| Transliteration | 30T |
| By chemical elements | 30Ti |
30T steel is used: for the manufacture of hot-rolled sheet metal used in various branches of engineering.
Structural steel high quality versatile.
| Name | Code | Standards |
|---|---|---|
| Sheets and strips | В33 | TU 14-1-1097-74, TU 14-1-2390-78, TU 14-1-2685-79, TU 14-1-422-72, TU 14-1-917-74 |
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe | Ti |
|---|---|---|---|---|---|---|---|---|---|
| TU 14-1-2685-79 | 0.25-0.33 | ≤0.04 | ≤0.04 | 0.5-0.8 | ≤0.3 | ≤0.1 | ≤0.3 | Rest | 0.08-0.015 |
| Section, mm | sT|s0,2, MPa | σU, MPa | d5, % |
|---|---|---|---|
| Thin hot-rolled sheet heat-treated in the delivery condition on the other 14-1-1097-74 (samples transverse) | |||
| ≤3 | ≥295 | ≥390 | ≥20 |
| Name | Description |
|---|---|
| sT|s0,2 | Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σU | Limit short-term strength |
| d5 | Elongation after rupture |