Steel 4KH2V5MF (ЭИ959)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
4Х2В5МФ |
| Designation GOST Latin |
4X2B5MF |
| Transliteration |
4H2V5MF |
| The chemical elements |
4Cr2W5MoV |
| Name |
The value |
| Designation GOST Cyrillic |
ЭИ959 |
| Designation GOST Latin |
EI959 |
| Transliteration |
EhI959 |
| The chemical elements |
- |
Description
4KH2V5MF steel is used: for the production of heavy-duty press tool (small inserts final die steels Creek, a small plug-in signs, matrices and punches for extrusion, etc.) during hot deformation of alloy structural steel and heat resisting alloys.
Standards
| Name |
Code |
Standards |
| Sheets and stripes |
В33 |
GOST 4405-75 |
| Sectional and shaped rolling |
В32 |
GOST 5950-2000, GOST 14955-77 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
V |
Ti |
Mo |
W |
| GOST 5950-2000 |
0.3-0.4 |
≤0.03 |
≤0.03 |
0.1-0.45 |
2.2-3 |
0.1-0.4 |
≤0.4 |
The rest |
≤0.3 |
0.6-0.9 |
≤0.03 |
0.6-0.9 |
4.5-5.5 |
Fe is the basis.
Mechanical characteristics
| Section, mm |
sT|s0,2, MPa |
σB, MPa |
d5, % |
y, % |
kJ/m2, кДж/м2 |
| Rolled steel. Quenching in oil from 1080 °C + Vacation at 560-580 °C (exposure 2 hours) |
| 15 |
≥1480 |
≥1680 |
≥10 |
≥42 |
≥294 |
Description mechanical marks
| Name |
Description |
| Section |
Section |
| sT|s0,2 |
Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB |
Limit short-term strength |
| d5 |
Elongation after rupture |
| y |
The relative narrowing |
| kJ/m2 |
Toughness |
