MA18
for lightly loaded parts operating at temperatures from -253 ° C to +60 ° C, when high rigidity and low weight
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Magnesium |
Wrought Magnesium Alloys |
Chemical composition
| Standard |
Fe, % |
Si, % |
Be, % |
Mg, % |
Mn, % |
Cu, % |
Zn, % |
Ni, % |
Al, % |
Na, % |
Li, % |
Ce, % |
|---|
| GOST 14957-76 |
< 0.05 |
< 0.15 |
< 0.002 |
95.49–97.25 |
0.1–0.4 |
< 0.05 |
2–2.5 |
< 0.005 |
0.5–1 |
< 0.01 |
10–11.5 |
0.15–0.35 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
|---|
| 20 |
45 |
1480 |
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{P}$$, $$MPa$$ |
$$\epsilon_L$$, % |
$$\psi$$, % |
$$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ |
Treatment |
|---|
|
|
|
|
|
185 |
150 |
30.5 |
60 |
280 |
|
Brinell hardness number
| Rolling |
Standard |
Classifiers |
Value, HBW |
|
|
|
0–0 |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Be |
% |
Beryllium |
| Mg |
% |
Magnesium |
| Mn |
% |
Manganese |
| Cu |
% |
Copper |
| Zn |
% |
Zinc |
| Ni |
% |
Nickel |
| Al |
% |
Aluminium |
| Na |
% |
Sodium |
| Li |
% |
Li |
| Ce |
% |
Cerium |
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 |
| $$\sigma_{P}$$ |
$$MPa$$ |
Proportionality limit |
| $$\epsilon_L$$ |
% |
Elongation at break (longitudinal) |
| $$\psi$$ |
% |
Reduction in cross section on fracture |
| $$KCU\cdot 10^{3}$$ |
$$\frac{J}{m^2}$$ |
Impact toughness |