Designation
| Name |
The value |
| Designation GOST Cyrillic |
23ХН2М |
| Designation GOST Latin |
23XH2M |
| Transliteration |
23HN2M |
| By chemical elements |
23CrН2Mo |
Description
23ХН2М steel is used: for the production calibrando steel; hot rolled steel bars for cold drawing (rolled) rolled steel intended for the production of parts by hot stamping.
Note
Structural steel quality romancelatina.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В32 |
TU 14-1-2622-79 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Mo |
| TU 14-1-2622-79 |
0.21-0.26 |
≤0.035 |
≤0.035 |
0.4-0.7 |
0.4-0.6 |
0.17-0.37 |
1.6-2 |
Rest |
0.2-0.3 |
Fe is the basis.
According to TU 14-1-2622-79, the allowed deviations in chemical composition and the content of residual elements must comply with GOST 4543.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
HB, MPa |
| Hot rolled long products on the other 14-1-2622-79. Quenching in oil from 850±15 °C + Vacation at 200±30 °C, air cooling. Upon receipt of menswallet below the standards permitted povarnya test with heat treatment by mode: the First quenching in oil from 860±15 °With + second quenching in oil with 780±15 °C + Vacation at 200±30 °C, cooling in oil |
| 15 |
≥687 |
≥882 |
≥11 |
≥50 |
≥785 |
415-269 |
Description mechanical marks
| Name |
Description |
| sT|s0,2 |
Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σU |
Limit short-term strength |
| d5 |
Elongation after rupture |
| y |
The relative narrowing |
| KCU |
Toughness |
| HB |
Brinell hardness number |
