Steel KH6VF (ЭИ808)
Designation
| Name |
The value |
| Designation GOST Cyrillic |
Х6ВФ |
| Designation GOST Latin |
X6BF |
| Transliteration |
H6VF |
| The chemical elements |
Cr6WV |
| Name |
The value |
| Designation GOST Cyrillic |
ЭИ808 |
| Designation GOST Latin |
EI808 |
| Transliteration |
EhI808 |
| The chemical elements |
- |
Description
KH6VF steel is used: for the manufacture of resinating tools (dies and rollers); Hach saws, razors, matrices, punches, subanalytic and other tools, designed for cold deformation; wood cutting and milling tools; springs and measuring tapes.
Standards
| Name |
Code |
Standards |
| Sectional and shaped rolling |
В22 |
GOST 1133-71, GOST 2590-2006, GOST 2591-2006 |
| Tapes |
В34 |
GOST 2283-79, GOST 23522-79 |
| Sheets and stripes |
В33 |
GOST 4405-75, TU 14-131-971-2001 |
| Sectional and shaped rolling |
В32 |
GOST 5950-2000, GOST 7417-75, GOST 8559-75, GOST 8560-78, GOST 14955-77, TU 14-11-245-88, TU 14-1-1271-75 |
| Bulls. Blanks. Slabs |
В31 |
OST 24.952.01-89 |
Chemical composition
| Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
V |
Ti |
Mo |
W |
| GOST 5950-2000 |
1.05-1.15 |
≤0.03 |
≤0.03 |
0.15-0.45 |
5.5-6.5 |
0.1-0.4 |
≤0.4 |
The rest |
≤0.3 |
0.5-0.8 |
≤0.03 |
≤0.2 |
1.1-1.5 |
Fe is the basis.
Mechanical characteristics
| σB, MPa |
HRB |
| Cold-rolled steel strip for Hach saws 0.65 mm in the delivery state according to GOST 23522-79 |
| ≤880 |
100 |
| Cold-rolled steel strip otoshiana common quality of 0.1-4.0 mm according to GOST 2283-79 on delivery |
| ≤880 |
- |
Description mechanical marks
| Name |
Description |
| σB |
Limit short-term strength |
| HRB |
Rockwell hardness (indenter steel, spherical) |
Technological properties
| Name |
The value |
| Weldability |
does not apply to welded structures. |
| Propensity to temper brittleness |
tend not |
| Forging temperature |
Start - 1100 °C, the end - 850 °C slow Cooling in the pits or thermostats. |
| Grindability |
when HRC 57-59 - satisfactory; HRC 59-61 - reduced; HRC 63-65 - low |
