Designation
Name |
The value |
Designation GOST Cyrillic |
35ХНЛ |
Designation GOST Latin |
35XHL |
Transliteration |
35HNL |
By chemical elements |
35CrН |
Description
35ХНЛ steel is used: for the manufacture of castings, gears, joints, bushings, gear wheels of excavators, gear rims, the horizontal rolls rollable.
Standards
Name |
Code |
Standards |
Castings with special properties (iron and steel) |
В83 |
KSt 81-033:2009 |
Steel castings |
В82 |
TU 24-1-12-181-75 |
Chemical composition
Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
|
0.3-0.38 |
≤0.04 |
≤0.04 |
0.4-0.9 |
0.5-0.8 |
0.2-0.42 |
0.7-0.9 |
Rest |
≤0.3 |
Fe is the basis.
Mechanical properties
Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
HB, MPa |
Quenching in water from 860-880 °C + Vacation at 580-630 °C, cooling in water |
100 |
≥490 |
≥686 |
≥12 |
≥25 |
≥390 |
207-269 |
Normalizing at 920 °C, air cooling |
- |
≥450 |
≥680 |
≥19 |
≥29 |
≥550 |
- |
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 |
Weldability |
Steel of limited weldability. Method of welding: SMAW heated to 250-270 °C. it is Recommended that subsequent vacation at 580-600 °C. the Electrodes Э50А. |
Склонность к отпускной хрупкости |
Inclined. |