Steel 40KHN2L

Designation

Name The value
Designation GOST Cyrillic 40ХН2Л
Designation GOST Latin 40XH2L
Transliteration 40HN2L
By chemical elements 40CrН2

Description

40KHN2L steel is used: for the manufacture of castings to various industrial purpose.

Standards

Name Code Standards
Steel castings В82 GOST 977-88

Chemical composition

Standard C S P Mn Cr Si Ni Fe
GOST 977-88 0.35-0.45 ≤0.045 ≤0.045 0.6-0.9 0.4-0.7 0.2-0.5 1.6-2 Rest
Fe is the basis.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d y, % KCU, kJ/m2
Annealing in air from 830-870 °C + vacation at 550-650 °C, air cooling
100 ≥540 ≥785 ≥12 ≥20 ≥334
Normalization at 860-900 °C + vacation at 550-650 °C, air cooling
100 ≥373 ≥638 ≥15 ≥25 ≥285

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
d Elongation after rupture
y The relative narrowing
KCU Toughness