| Name | The value |
|---|---|
| Name | The value |
| Designation GOST Cyrillic | 12Х21Н5Г2СЛ |
| Designation GOST Latin | 12X21H5G2CL |
| Transliteration | 12H21N5G2SL |
| By chemical elements | 12Cr21Н5Mn2С |
12KH21N5G2SL steel is used: for the manufacture of castings to various industrial purpose.
Steel corrosion resistant austenitic-ferritic class. Steel corrosion in air, nitric acid, very dilute sulfuric acid and dilute or weak organic acids.
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe |
|---|---|---|---|---|---|---|---|---|
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe |
| GOST 977-88 | ≤0.12 | ≤0.035 | ≤0.045 | ≤2 | 20-22 | ≤1.5 | 4.5-6 | Rest |
| Section, mm | sT|s0,2, MPa | σU, MPa | d | y, % | KCU, kJ/m2 |
|---|---|---|---|---|---|
| Section, mm | sT|s0,2, MPa | σU, MPa | d | y, % | KCU, kJ/m2 |
| Casting. Quenching in water or air from 1050-1100 °C | |||||
| 100 | ≥343 | ≥549 | ≥22 | ≥20 | ≥590 |
