Designation
| Name |
The value |
| Designation GOST Cyrillic |
26Х2НВМБР |
| Designation GOST Latin |
26X2HBMBP |
| Transliteration |
26H2NVMBR |
| By chemical elements |
26Cr2НWMoNbB |
| Name |
The value |
| Designation GOST Cyrillic |
КВК-26 |
| Designation GOST Latin |
KBK-26 |
| Transliteration |
KVK-26 |
| By chemical elements |
CoWCo-26 |
Description
26Х2НВМБР steel is used: for the manufacture of hot-rolled bars, sections and steel plates, forgings and stampings, is suitable for the production of various parts of machinery; seamless cold-deformed pipes.
Standards
| Name |
Code |
Standards |
| Bars and shapes |
В22 |
GOST 2590-2006, GOST 2591-2006 |
| Blanks. Of the workpiece. Slabs |
В21 |
OST 14-13-75 |
| Norms for calculation and design |
В02 |
PI 1.2.053-78 |
| Blanks. Of the workpiece. Slabs |
В31 |
TU 1-92-156-90 |
| Sheets and strips |
В33 |
TU 14-1-1236-74 |
| Bars and shapes |
В32 |
TU 14-1-1310-75, TU 14-1-2264-77 |
| Steel pipes and fittings to them |
В62 |
TU 14-3-947-80 |
Mechanical properties
| Section, mm |
σU, MPa |
d5, % |
y, % |
KCU, kJ/m2 |
| Bars hot rolled on the other 1-92-156-90, THE 14-1-1310-75. Quenching in oil or air from 920-960 °C + Vacation at 200-240 °C, cooling in oil or air |
|
≥1372 |
≥9 |
≥45 |
≥588 |
| Bars hot rolled on the other 14-1-2264-77. The longitudinal samples. Quenching in oil or air from 925-955 °C + Vacation at 200-240 °C, air cooling |
|
≥1370 |
≥9 |
≥45 |
≥490 |
Description mechanical marks
| Name |
Description |
| σU |
Limit short-term strength |
| d5 |
Elongation after rupture |
| y |
The relative narrowing |
| KCU |
Toughness |
