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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

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