Designation
| Name |
The value |
| Designation GOST Cyrillic |
15ХГНМ |
| Designation GOST Latin |
15XGHM |
| Transliteration |
15HGNM |
| By chemical elements |
15CrMnНMo |
| Name |
The value |
| Designation GOST Cyrillic |
15ХГНМА |
| Designation GOST Latin |
15XGHMA |
| Transliteration |
15HGNMA |
| By chemical elements |
15CrMnНMo |
Description
15KHGNM steel is used: for the manufacture of products by cold extrusion and upsetting and hot-rolled (rolled, wire rod) for the manufacture and calibrated with special surface finish rolling and wire.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В32 |
GOST 10702-78, TU 14-1-2078-77 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
Mo |
| GOST 10702-78 |
0.13-0.18 |
≤0.035 |
≤0.035 |
0.7-1.1 |
0.4-0.7 |
0.17-0.37 |
0.4-0.7 |
Rest |
≤0.3 |
0.15-0.25 |
Fe is the basis.
Mechanical properties
| Section, mm |
σU, MPa |
y, % |
HB, MPa |
| Steel calibrated and calibrated with special surface finish according to GOST 10702-78. After spheroidizing annealing |
|
≤490 |
≥60 |
≤217 |
Description mechanical marks
| Name |
Description |
| σU |
Limit short-term strength |
| y |
The relative narrowing |
| HB |
Brinell hardness number |
