Steel 4KH3VMF (ЗИ2)

Designation

Name The value
Designation GOST Cyrillic 4Х3ВМФ
Designation GOST Latin 4X3BMF
Transliteration 4H3VMF
By chemical elements 4Cr3WMoV
Name The value
Designation GOST Cyrillic ЗИ2
Designation GOST Latin ZI2
Transliteration ZI2
By chemical elements ЗИ2

Description

4KH3VMF steel is used: for the manufacture of small hammer stamps, hammer and pressing the inserts (thickness or diameter from 300 mm to 400 mm), tool, horizontal forging machines for hot deformation of structural steels and heat resisting steels; tool machine for high speed punching of structural steel.

Standards

Name Code Standards
Sheets and strips В33 GOST 4405-75
Bars and shapes 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 0.4-0.48 ≤0.03 ≤0.03 0.3-0.6 2.8-3.5 0.6-0.9 ≤0.4 Rest ≤0.3 0.6-0.9 ≤0.03 0.4-0.6 0.6-1
Fe is the basis.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa KCU, kJ/m2
Rolled steel. Quenching in oil with the 1040 - 1060 °C + Vacation at 560-580 °C (aging for 1 hour) + Holiday at 530-570 °C (aging 1 HR)
10 ≥1520 ≥1720 ≥560

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
KCU Toughness