Designation
| Name |
The value |
| Designation GOST Cyrillic |
05Х12Н2К3М2АФ |
| Designation GOST Latin |
05X12H2K3M2AF |
| Transliteration |
05H12N2K3M2AF |
| By chemical elements |
05Cr12Н2Co3Mo2NV |
| Name |
The value |
| Designation GOST Cyrillic |
ВНС-40 |
| Designation GOST Latin |
BHC-40 |
| Transliteration |
VNS-40 |
| By chemical elements |
WНС-40 |
Description
05Х12Н2К3М2АФ steel is used: for the production of aircraft details with the subsequent nitriding.
Standards
| Name |
Code |
Standards |
| Classification, nomenclature and General rules |
В20 |
OST 1 90005-91 |
Mechanical properties
| HB, MPa |
HRC |
| Gradation of performance properties of the finished heat-treated parts for OST 1 90005-91 |
| 269-341 |
28-37 |
Description mechanical marks
| Name |
Description |
| HB |
Brinell hardness number |
| HRC |
Rockwell hardness (indenter diamond spheroconical) |