Steel 08Х16Н9М2
Designation
| Name |
The value |
| Designation GOST Cyrillic |
08Х16Н9М2 |
| Designation GOST Latin |
08X16H9M2 |
| Transliteration |
08H16N9M2 |
| The chemical elements |
08Cr16Н9Mo2 |
Description
08Х16Н9М2 steel is used: for the manufacture of billets intended for the manufacture of seamless cold, warm, hot-wrought, including hot-pressed and hot-pressed reduced pipes for steam boilers and pipelines, installations with high and supercritical steam parameters.
Note
Corrosion resistant chromium-Nickel high-alloy austenitic steel.
Standards
| Name |
Code |
Standards |
| Bulls. Blanks. Slabs |
В31 |
TU 14-1-1045-74 |
| Pipes steel and connecting parts to them |
В62 |
TU 14-3-546-76, TU 14-3Р-55-2001 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Mo |
| TU 14-3Р-55-2001 |
≤0.08 |
≤0.02 |
≤0.035 |
1-1.5 |
15.5-17 |
≤0.6 |
8.5-10 |
The rest |
1.5-2 |
Fe is the basis.
According to TU 14-3R-55-2001, a technological addition of rare earth elements is possible to improve the quality of the metal. The content of residual elements is according to GOST 5632.
Mechanical characteristics
| sT|s0,2, MPa |
σB, MPa |
d5, % |
y, % |
| Seamless pipes for steam boilers and pipelines according to TU 14-3P-55-2001. Austenization at 1030-1100 °C, air cooling or water |
| 216-294 |
≥529 |
≥35 |
≥55 |
Description mechanical marks
| Name |
Description |
| sT|s0,2 |
Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB |
Limit short-term strength |
| d5 |
Elongation after rupture |
| y |
The relative narrowing |
Technological properties
| Name |
The value |
| Weldability |
Welded without any restrictions. |
