Alloy aluminum AO9-2
Chemical composition
Al |
Aluminum |
Rest |
Fe |
Iron |
<0.5 |
Si |
Silicon |
0.3 — 0.7 |
Cu |
Copper |
2.0 — 2.5 |
Ni |
Nickel |
0.8 — 1.2 |
Sn |
Tin |
8.0 — 10.0 |
OE |
Other items |
<0.1 |
For casting monometallic liners and bushings Technical requirements — according to GOST 14113−78
Classification
Country |
Section |
Category |
CIS, Russia, Ukraine |
Aluminum, aluminum alloys |
Antifriction aluminum alloy |
Chemical composition
Standard |
Fe, % |
Si, % |
Sn, % |
Cu, % |
Ni, % |
Al, % |
GOST 14113-78 |
< 0.5 |
0.3–0.7 |
8–10 |
2–2.5 |
0.8–1.2 |
85.5–88.9 |
Information on suppliers
Physical characteristics
Temperature, °C |
$$\rho$$, $$\frac{kg}{m^3}$$ |
20 |
3000 |
Mechanical properties at 20 °C
Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{P}$$, $$MPa$$ |
$$\epsilon_L$$, % |
Treatment |
Casting |
|
|
|
in chill mold |
130–170 |
78–105 |
2.3–6.3 |
|
Brinell hardness number
Rolling |
Standard |
Classifiers |
Value, HBW |
Casting |
|
in chill mold |
500–600 |
Casting and technological parameters
melting point, °C |
226–650 |
Standards
Description of chemical elements
Element |
Units of measurement |
Description |
Fe |
% |
Iron |
Si |
% |
Silicon |
Sn |
% |
Tin |
Cu |
% |
Copper |
Ni |
% |
Nickel |
Al |
% |
Aluminium |
Description of physical characteristics
Parameter |
Units of measurement |
Description |
$$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
Description of mechanical properties
Parameter |
Units of measurement |
Description |
$$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
$$\sigma_{P}$$ |
$$MPa$$ |
Proportionality limit |
$$\epsilon_L$$ |
% |
Elongation at break (longitudinal) |
Description of the casting and technological parameters
Parameter |
Units of measurement |
Description |
melting point |
°C |
The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa |