MA14
for heavy parts; max operating temperature: 150 ° C -Duration 200 ° C -kratkovremennaya
Classification
Country |
Section |
Category |
CIS, Russia, Ukraine |
Magnesium |
Wrought Magnesium Alloys |
Chemical composition
Standard |
Fe, % |
Si, % |
Be, % |
Mg, % |
Mn, % |
Cu, % |
Zn, % |
Ni, % |
Zr, % |
Al, % |
GOST 14957-76 |
< 0.03 |
< 0.05 |
< 0.002 |
92.81–94.7 |
< 0.1 |
< 0.05 |
5–6 |
< 0.005 |
0.3–0.9 |
< 0.05 |
Information on suppliers
Physical characteristics
Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\varkappa$$, $$\frac{W}{m\cdot K}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
$$c\cdot 10^{-3}$$, $$\frac{J}{kg\cdot K}$$ |
$$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
20 |
42 |
|
117.2 |
1800 |
|
0.056 |
100 |
|
20.9 |
|
|
1.0467 |
|
200 |
|
26 |
|
|
|
|
Mechanical properties at 20 °C
Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{P}$$, $$MPa$$ |
$$\epsilon_L$$, % |
Treatment |
Round |
|
|
|
|
265–315 |
175–245 |
4–6 |
Aging |
Brinell hardness number
Rolling |
Standard |
Classifiers |
Value, HBW |
|
|
|
0–0 |
Casting and technological parameters
Analogues
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 |
Zr |
% |
Zirconium |
Al |
% |
Aluminium |
Description of physical characteristics
Parameter |
Units of measurement |
Description |
$$E\cdot 10^{9}$$ |
$$MPa$$ |
Elastic modulus |
$$\alpha\cdot 10^{6}$$ |
$$K^{-1}$$ |
Coefficient of thermal (linear) expansion (range 20°C–T) |
$$\varkappa$$ |
$$\frac{W}{m\cdot K}$$ |
Coefficient of thermal conductivity (the heat capacity of the material) |
$$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
$$c\cdot 10^{-3}$$ |
$$\frac{J}{kg\cdot K}$$ |
The specific heat of the material (range 20°C–T) |
$$R\cdot 10^{-6}$$ |
$$\Omega\cdot m$$ |
Electrical resistivity |
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 |
linear shrinkage |
% |
The difference between model dimensions and the model casting |