Steel 03Х11Н10М2Т2Ю (ЭК19; ВНС17УП)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
03Х11Н10М2Т2Ю |
| Designation GOST Latin |
03X11H10M2T2Ju |
| Transliteration |
03H11N10M2T2Yu |
| The chemical elements |
03Cr11Н10Mo2Ti2Al |
| Name |
The value |
| Designation GOST Cyrillic |
ЭК19 |
| Designation GOST Latin |
EK19 |
| Transliteration |
EhK19 |
| The chemical elements |
- |
| Name |
The value |
| Designation GOST Cyrillic |
ВНС17УП |
| Designation GOST Latin |
BHC17UP |
| Transliteration |
VNS17UP |
| The chemical elements |
WНС17CP |
Description
03Х11Н10М2Т2Ю steel is used: for the production of highly loaded disks of turbomachines, gear wheels, spindles, worms, parts of aviation power welded and machined parts operating in aggressive atmospheric conditions.
Standards
| Name |
Code |
Standards |
| Classification, nomenclature and general norms |
В20 |
OST 1 90005-91 |
| Sectional and shaped rolling |
В32 |
TU 14-131-814-90 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Al |
B |
Ti |
Mo |
Ca |
Zr |
Mg |
| TU 14-131-814-90 |
≤0.03 |
≤0.01 |
≤0.01 |
≤0.1 |
10-11.3 |
≤0.15 |
9-10.3 |
The rest |
0.05-0.2 |
≤0.01 |
1.25-2.5 |
1.8-2.3 |
≤0.04 |
≤0.03 |
≤0.01 |
Fe is the basis.
Mechanical characteristics
| σB, MPa |
| Gradation of performance properties of the finished heat-treated parts for OST 1 90005-91 |
| 1720-2060 |
Description mechanical marks
| Name |
Description |
| σB |
Limit short-term strength |
