VT23
The hardness of the sheet VT23 after annealing HB 10 -1 = 255 — 270 MPa. The hardness of the sheet VT23 after quenching and aging HB 10 -1 = 300 — 420 MPa
for the production of cavitation-resistant products; class structure of α + β
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Titanium, titanium alloys |
Wrought Titanium Alloys |
Chemical composition
| Standard |
Fe, % |
Si, % |
Cr, % |
Ti, % |
V, % |
Zr, % |
Al, % |
C, % |
O, % |
Mo, % |
N, % |
H, % |
|---|
| OST 1-90013-81 |
0.4–0.1 |
< 0.15 |
0.8–1.4 |
84.1–89.3 |
4–5 |
< 0.3 |
4–6.3 |
< 0.1 |
< 0.15 |
1.5–2.5 |
< 0.05 |
< 0.015 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\epsilon_L$$, % |
Treatment |
|---|
| Sheet |
|
|
|
|
1100–1200 |
10–13 |
|
| Sheet |
|
|
|
|
1450–1600 |
4–6 |
|
Brinell hardness number
| Rolling |
Standard |
Classifiers |
Value, HBW |
| Sheet |
|
annealing |
255–270 |
| Sheet |
|
Hardening, aging |
300–420 |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Cr |
% |
Chrome |
| Ti |
% |
Titan |
| V |
% |
Vanadium |
| Zr |
% |
Zirconium |
| Al |
% |
Aluminium |
| C |
% |
Carbon |
| O |
% |
Oxygen |
| Mo |
% |
Molybdenum |
| N |
% |
Nitrogen |
| H |
% |
Hydrogen |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
| $$\epsilon_L$$ |
% |
Elongation at break (longitudinal) |