Designation
| Name |
The value |
| Designation GOST Cyrillic |
08Х12Н4ГСМЛ |
| Designation GOST Latin |
08X12H4GCML |
| Transliteration |
08H12N4GSML |
| By chemical elements |
08Cr12Н4MnСMo |
Description
08KH12N4GSML steel is used: for the manufacture of castings to various industrial purpose.
Note
Steel corrosion-resistant martensitic-ferritic class. Stainless steel in the water, wet steam, dilute nitric acid and weak organic acids.
Standards
| Name |
Code |
Standards |
| Steel castings |
В82 |
GOST 977-88 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Mo |
| GOST 977-88 |
≤0.08 |
≤0.035 |
≤0.035 |
≤1.5 |
11.5-13.5 |
≤1 |
3.5-5 |
Rest |
≤1 |
Fe is the basis.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d |
y, % |
KCU, kJ/m2 |
| Normalization at 950-1050 °C, air cooling or rapid air cooling + vacation at 570-620 °C, cooling with furnace or air |
| 100 |
≥549 |
≥736 |
≥15 |
≥35 |
≥540 |
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 |
