Mg90
for the production of alloys, magnesium-process desulphurization as a chemical reagent and other uses.
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Magnesium |
Primary magnesium |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mg, % |
Mn, % |
Cu, % |
Ni, % |
Al, % |
Cl, % |
|---|
| GOST 804-93 |
< 0.04 |
< 0.009 |
< 99.9 |
< 0.03 |
< 0.004 |
< 0.001 |
< 0.02 |
< 0.005 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
$$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
|---|
| 20 |
45 |
|
1740 |
0.047 |
| 100 |
|
26 |
|
|
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{P}$$, $$MPa$$ |
$$\epsilon_L$$, % |
Treatment |
|---|
| Alloy |
|
|
|
Cast |
85–130 |
21 |
3–6 |
|
| Alloy |
|
|
|
deformation |
250 |
189 |
8–10 |
|
| Alloy |
|
|
|
annealing |
180 |
|
15–17 |
|
Brinell hardness number
| Rolling |
Standard |
Classifiers |
Value, HBW |
| Alloy |
|
Cast |
0–0 |
| Alloy |
|
deformation |
0–0 |
| Alloy |
|
annealing |
0–0 |
Casting and technological parameters
Analogues
| USA |
Germany |
|---|
| 9980 |
EN-MB10020 |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mg |
% |
Magnesium |
| Mn |
% |
Manganese |
| Cu |
% |
Copper |
| Ni |
% |
Nickel |
| Al |
% |
Aluminium |
| Cl |
% |
Chlorine |
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) |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
| $$R\cdot 10^{-6}$$ |
$$\Omega\cdot m$$ |
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 |
| melting point |
°C |
The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa |