| Name | The value |
|---|---|
| Name | The value |
| Designation GOST Cyrillic | 08Х20Н14С2 |
| Designation GOST Latin | 08X20H14C2 |
| Transliteration | 08H20N14S2 |
| By chemical elements | 08Cr20Н14С2 |
| Name | The value |
|---|---|
| Name | The value |
| Designation GOST Cyrillic | ЭИ732 |
| Designation GOST Latin | EI732 |
| Transliteration | EhI732 |
| By chemical elements | - |
08KH20N14S2 steel is used: for the manufacture of pipes; details of pipeline valves; parts of machinery and special equipment.
Austenite heat-resistant steel-ferritic class.
Temperature intense scaling in air 1000−1050 °C.
Resistant to carburizing environments.
| Name | Code | Standards |
|---|---|---|
| Name | Code | Standards |
| Classification, nomenclature and General rules | В30 | GOST 5632-72 |
| Bars and shapes | В32 | GOST 5949-75, TU 14-11-245-88 |
| Steel pipes and fittings to them | В62 | GOST 9940-81, GOST 9941-81, TU 14-3-1654-89 |
| Blanks. Of the workpiece. Slabs | В31 | OST 3-1686-90, TU 14-1-565-84 |
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe | Cu | V | Ti | Mo | W |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe | Cu | V | Ti | Mo | W |
| GOST 5632-72 | ≤0.08 | ≤0.025 | ≤0.035 | ≤1.5 | 19-22 | 2-3 | 12-15 | Rest | ≤0.3 | ≤0.2 | ≤0.2 | ≤0.3 | ≤0.2 |
| Section, mm | sT|s0,2, MPa | σU, MPa | d5, % | y, % | KCU, kJ/m2 |
|---|---|---|---|---|---|
| Section, mm | sT|s0,2, MPa | σU, MPa | d5, % | y, % | KCU, kJ/m2 |
| Bars hot rolled and forged according to GOST 5949-75. Annealing in air 1000-1150 °C | |||||
| ≥245 | ≥540 | ≥40 | ≥50 | ≥981 | |
| Seamless hot deformed tubes in the delivery condition according to GOST 9940-81 | |||||
| - | ≥510 | ≥35 | - | - | |
