Designation
| Name |
The value |
| Designation GOST Cyrillic |
35НГМЛ |
| Designation GOST Latin |
35HGML |
| Transliteration |
35NGML |
| By chemical elements |
35НMnMo |
Description
35NGML steel is used: for the production of castings for critical loaded parts, which are requirements of high strength and sufficient toughness, working under static and dynamic loads.
Standards
| Name |
Code |
Standards |
| Steel castings |
В82 |
GOST 977-88, OST 3-4365-79 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Si |
Ni |
Fe |
Mo |
| GOST 977-88 |
0.32-0.42 |
≤0.04 |
≤0.04 |
0.8-1.2 |
0.2-0.4 |
0.8-1.2 |
Rest |
0.15-0.25 |
Fe is the basis.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
HB, MPa |
| Hardening in air, 860-880 °C + vacation at 600-650 °C, air cooling |
| 100 |
≥589 |
≥736 |
≥12 |
≥25 |
≥392 |
217-262 |
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 |
