Designation
| Name |
The value |
| Designation GOST Cyrillic |
09ХГН2АБ |
| Designation GOST Latin |
09XGH2AB |
| Transliteration |
09HGN2AB |
| By chemical elements |
09CrMnН2NNb |
Description
09ХГН2АБ steel is used: for the manufacture of vessels and equipment for chemical and energy industries, operating at temperatures from minus 60 °C to + 350 °C and working pressure up to 16.0 MPa.
Note
High-strength steel.
Standards
| Name |
Code |
Standards |
| Welding and cutting metals. Soldering, riveting |
В05 |
HUNDRED 00220368-016-2009 |
| Blanks. Of the workpiece. Slabs |
В31 |
TU 05764417-013-93 |
| Sheets and strips |
В33 |
TU 14-1-5307-95 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
N |
Al |
Nb |
| TU 05764417-013-93 |
0.08-0.13 |
≤0.012 |
≤0.02 |
1.1-1.3 |
0.7-1 |
0.17-0.37 |
1.4-1.7 |
Rest |
≤0.45 |
0.01-0.025 |
0.01-0.04 |
0.02-0.04 |
Fe is the basis.
According to TU 05764417-013-93 in grade 09ХГН2АБ steel, the deviation from the norms of the chemical composition by carbon is ± 0.010%, in aluminum + 0.010%, in the content of the remaining elements and residual - in accordance with GOST 4543.
Mechanical properties
| Section, mm |
sT|s0,2, MPa |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
HB, MPa |
| Procurement for vessels working under pressure on the other 05764417-013-93 supplied after the main heat treatment (samples for forgings, longitudinal, - transverse; KCU - after mechanical aging) |
|
≥390 |
≥510 |
≥20 |
≥50 |
≥290 |
≥160 |
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 |
Welded without restriction in combination with carbon and low alloy steels. |
