Steel 15GL
Designation
Description
15GL steel is used: for the manufacture of ingots for tools.
Note
Steel wear-resistant and heat-resistant martensitic class.
Standards
Chemical composition
Fe is the basis.
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 15ГЛ |
| Designation GOST Latin | 15GL |
| Transliteration | 15GL |
| By chemical elements | 15Mn |
15GL steel is used: for the manufacture of ingots for tools.
Steel wear-resistant and heat-resistant martensitic class.
| Name | Code | Standards |
|---|---|---|
| Steel castings | В82 | GOST 977-88 |
| Standard | C | S | P | Mn | Si | Fe |
|---|---|---|---|---|---|---|
| GOST 977-88 | 0.12-0.18 | ≤0.04 | ≤0.04 | 0.7-1 | 0.3-0.6 | Rest |
| Section, mm | sT|s0,2, MPa | σU, MPa | d | y, % | KCU, kJ/m2 |
|---|---|---|---|---|---|
| Normalization at 900-920 °C + vacation at 550-650 °C, air cooling | |||||
| 100 | ≥235 | ≥413 | ≥22 | ≥35 | ≥373 |
| 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 |
| d | Elongation after rupture |
| y | The relative narrowing |
| KCU | Toughness |