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). |
