Steel 35ХН3МА (35ХН3М)

Designation

Name The value
Designation GOST Cyrillic 35ХН3МА
Designation GOST Latin 35XH3MA
Transliteration 35HN3MA
By chemical elements 35CrН3Mo
Name The value
Designation GOST Cyrillic 35ХН3М
Designation GOST Latin 35XH3M
Transliteration 35HN3M
By chemical elements 35CrН3Mo

Description

35ХН3МА steel is used: for the manufacture of parts for critical applications with high strength, toughness and resistance to fatigue failure operating under conditions of alternating, shock loads.

Note

Of carburized medium carbon steel.

Standards

Name Code Standards
Bars and shapes В32 TU 14-1-4526-88, TU 14-1-3238-81, TU 14-1-3238-2006

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % y, % KCU, kJ/m2 HB, MPa
Bars and strip, hot-rolled, forged, kalibrovochnye with special surface finish on the other 14-1-3238-81. Quenching in oil with 870-890 °C + Vacation at 620-660 °C, air cooling
25 ≥882 ≥980 ≥12 ≥50 ≥980 ≤269

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
HB Brinell hardness number

Technological properties

Name The value
Features of heat treatment Critical diameter of burning more than 100 mm (1000 mm).