Designation
| Name |
The value |
| Designation GOST Cyrillic |
23ХГС2МФЛ |
| Designation GOST Latin |
23XGC2MFL |
| Transliteration |
23HGS2MFL |
| By chemical elements |
23CrMnС2MoV |
Description
23KHGS2MFL steel is used: for the manufacture of casting parts for critical applications with wall thickness up to 30 mm, operating under cyclic and shock loads in conditions of impact-abrasive wear.
Standards
| Name |
Code |
Standards |
| Steel castings |
В82 |
GOST 977-88, OST 3-4365-79 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Fe |
V |
Mo |
| GOST 977-88 |
0.18-0.24 |
≤0.025 |
≤0.025 |
0.5-0.8 |
0.6-0.9 |
1.8-2 |
Rest |
0.1-0.15 |
0.25-0.3 |
Fe is the basis.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
| Normalization at 1000-1040 °C + vacation at 720-740 °C, air cooling + tempering air from 1000-1020 °C + vacation at 180-220 °C, air cooling |
| 100 |
≥1079 |
≥1275 |
≥6 |
≥24 |
≥392 |
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 |
