Designation
| Name |
The value |
| Designation GOST Cyrillic |
06Х16Н2К5ФМБ |
| Designation GOST Latin |
06X16H2K5FMB |
| Transliteration |
06H16N2K5FMB |
| By chemical elements |
06Cr16Н2Co5VMoNb |
| Name |
The value |
| Designation GOST Cyrillic |
ЭП875 |
| Designation GOST Latin |
EP875 |
| Transliteration |
EhP875 |
| By chemical elements |
- |
| Name |
The value |
| Designation GOST Cyrillic |
ВНС-26 |
| Designation GOST Latin |
BHC-26 |
| Transliteration |
VNS-26 |
| By chemical elements |
WНС-26 |
Description
06Х16Н2К5ФМБ steel is used: for the production of parts of aircraft.
Note
Corrosion-resistant case hardening steel.
Standards
| Name |
Code |
Standards |
| Classification, nomenclature and General rules |
В20 |
OST 1 90005-91 |
| Bars and shapes |
В32 |
TU 14-131-395-78 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
V |
Mo |
Nb |
Ce |
Co |
| TU 14-131-395-78 |
0.04-0.07 |
≤0.02 |
≤0.02 |
≤0.3 |
15-16.5 |
≤0.3 |
2-2.5 |
Rest |
0.05-0.15 |
0.15-0.25 |
0.05-0.15 |
0.01-0.015 |
5-6 |
Fe is the basis.
According to TU 14-131-395-78, the chemical composition is presented for steel grade 05H16N2K5FMBh (EP875; VNS-26). Mass fraction of cerium is calculated.
Mechanical properties
| HB, MPa |
HRC |
| Gradation of performance properties of the finished heat-treated parts for OST 1 90005-91 |
| 321-401 |
33-43 |
Description mechanical marks
| Name |
Description |
| HB |
Brinell hardness number |
| HRC |
Rockwell hardness (indenter diamond spheroconical) |
