AL32 (AK8M)

For the manufacture of shaped castings; The alloy has a high tightness.

Classification

Country Section Category
CIS, Russia, Ukraine Aluminum, aluminum alloys Foundry aluminum alloys

Chemical composition

Standard Fe, % Si, % Mg, % Mn, % Ti, % Cu, % Zn, % Zr, % Al, %
GOST 1583-93 < 0.9 7.5–8.5 0.3–0.5 0.3–0.5 0.1–0.3 1–1.5 < 0.3 < 0.1 87.6–90.8

Information on suppliers

Physical characteristics

Temperature, °C E\cdot 10^{9}, MPa \alpha\cdot 10^{6}, K^{-1} \rho, \frac{kg}{m^3}
20 0.71 2650
100 20.4

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{Y}, MPa \epsilon_L, % KCU\cdot 10^{3}, \frac{J}{m^2} Treatment
Sand casting 180–200 120–180 1–1.5 150–200

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Casting in sandy form 60–70

Analogues

USA Germany
327 G-AlSi8Cu3

Standards

Standard Description
GOST 1583-93
GOST 2171-90 GOST 2171-90
GOST 2685-75

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mg % Magnesium
Mn % Manganese
Ti % Titan
Cu % Copper
Zn % Zinc
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)
\rho \frac{kg}{m^3} The density of the material

Description of mechanical properties

Parameter Units of measurement Description
\sigma_{Y} MPa Yield strength
\sigma _{U} MPa Ultimate tensile strength
\epsilon_L % Elongation at break (longitudinal)
KCU\cdot 10^{3} \frac{J}{m^2} Impact toughness