AK21M2.5N2.5 (VKZHLS-2)

For the manufacture of shaped castings.

Classification

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

Chemical composition

Standard Fe, % Si, % Sn, % Mg, % Mn, % Cr, % Ti, % Cu, % Zn, % Ni, % Al, % Pb, %
GOST 1583-93 < 0.9 20–22 < 0.01 0.2–0.5 0.2–0.4 0.2–0.4 0.1–0.3 2.2–3 < 0.2 2.2–2.8 74.9–69.5 < 0.05

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ Treatment
Casting GOST 1583-93 in chill mold 157–186

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Casting GOST 1583-93 in chill mold 90–100

Standards

Standard Description
GOST 1583-93

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Sn % Tin
Mg % Magnesium
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Zn % Zinc
Ni % Nickel
Al % Aluminium
Pb % Lead

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength