Steel 26Х2НВМБР (KVK-26)

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