Steel 20895
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 20895 |
| Designation GOST Latin | 20895 |
| Transliteration | 20895 |
| By chemical elements | 20895 |
Description
Steel 20895 applied: for magnetic circuits of electrical machines and devices.
Note
Steel grooved, undoped silicon without standardization of ageing coefficient, coercive force in open circuit ≤ 95 A/m.
Standards
| Name | Code | Standards |
|---|---|---|
| Bars and shapes | В22 | GOST 1133-71, GOST 2590-2006, GOST 2591-2006 |
| Sheets and strips | В33 | GOST 4405-75 |
| Bars and shapes | В32 | GOST 7417-75, GOST 11036-75, TU 14-11-245-88, TU 14-1-1271-75 |
Chemical composition
| Standard | C | S | P | Mn | Si | Fe | Cu |
|---|---|---|---|---|---|---|---|
| GOST 11036-75 | ≤0.035 | ≤0.03 | ≤0.02 | ≤0.3 | ≤0.3 | Rest | ≤0.3 |
Fe is the basis.
Mechanical properties
| σU, MPa | d5, % |
|---|---|
| Bars calibrated on delivery | |
| ≥350 | ≥4 |
Description mechanical marks
| Name | Description |
|---|---|
| σU | Limit short-term strength |
| d5 | Elongation after rupture |
Technological properties
| Name | The value |
|---|---|
| Weldability | without restrictions |
