VT9
parts operating at temperatures up to 500 °, the details of GTE (wheels, blades) and other parts of the compressor; class structure of α + β
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Titanium, titanium alloys |
Wrought Titanium Alloys |
Chemical composition
| Standard |
Fe, % |
Si, % |
Ti, % |
Zr, % |
Al, % |
C, % |
O, % |
Mo, % |
N, % |
H, % |
|---|
| GOST 19807-91 |
< 0.25 |
0.2–0.35 |
86.15–89.9 |
1–2 |
5.8–7 |
< 0.1 |
< 0.15 |
2.8–3.8 |
< 0.05 |
< 0.015 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
|---|
| 20 |
118 |
4510 |
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\epsilon_L$$, % |
$$\psi$$, % |
$$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ |
Treatment |
|---|
| Round |
GOST 26492-85 |
|
|
|
930–980 |
6–7 |
15–16 |
200–250 |
|
| Round |
GOST 26492-85 |
|
|
enhanced quality |
980–1230 |
7–9 |
16–30 |
300 |
|
| Stamping |
|
|
|
|
1100–1300 |
8–14 |
25–45 |
200–500 |
|
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Ti |
% |
Titan |
| Zr |
% |
Zirconium |
| Al |
% |
Aluminium |
| C |
% |
Carbon |
| O |
% |
Oxygen |
| Mo |
% |
Molybdenum |
| N |
% |
Nitrogen |
| H |
% |
Hydrogen |
Description of physical characteristics
| Parameter |
Units of measurement |
Description |
| $$E\cdot 10^{9}$$ |
$$MPa$$ |
Elastic modulus |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
| $$\epsilon_L$$ |
% |
Elongation at break (longitudinal) |
| $$\psi$$ |
% |
Reduction in cross section on fracture |
| $$KCU\cdot 10^{3}$$ |
$$\frac{J}{m^2}$$ |
Impact toughness |