ML9

for the production of shaped castings; max operating temperature: 250−300 ° C -Duration, 350−400 ° C -kratkovremennaya

Classification

Country Section Category
CIS, Russia, Ukraine Magnesium Foundry magnesium alloys

Chemical composition

Standard Fe, % Si, % Be, % Mg, % Cu, % Zn, % Ni, % Zr, % Al, % Nd, %
GOST 2856-79 < 0.01 < 0.03 < 0.001 95.25–97.5 < 0.03 < 0.15 < 0.005 0.4–1 < 0.02 1.9–2.6

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}
20 43 117.2 1760
100 27.1

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{P}, MPa \epsilon_L, % KCU\cdot 10^{3}, \frac{J}{m^2} Treatment
250 120 6 70
Casting GOST 2856-79 in sandy form 230 110 4

Standards

Standard Description
GOST 2856-79

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Be % Beryllium
Mg % Magnesium
Cu % Copper
Zn % Zinc
Ni % Nickel
Zr % Zirconium
Al % Aluminium
Nd % Neodymium

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

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)
KCU\cdot 10^{3} \frac{J}{m^2} Impact toughness