AL33 (VAL1)

For the manufacture of shaped castings; high-strength heat-resistant alloy.

Classification

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

Chemical composition

Standard Fe, % Si, % Mg, % Mn, % Cu, % Ni, % Zr, % Al, % Ce, %
GOST 2685-63 < 0.3 < 0.3 < 0.05 0.6–1 5.5–6.2 0.8–1.2 0.05–0.2 90.6–92.9 0.15–0.3

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 70 2890 0.0568
100 23.4 134 0.922

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
Casting in chill mold 300 250 2.5 Quenching and aging
Casting in sandy form 250–300 150 1–3 300

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Casting in sandy form 80–100

Casting and technological parameters

linear shrinkage, %
1.3

Standards

Standard Description
GOST 2685-75

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mg % Magnesium
Mn % Manganese
Cu % Copper
Ni % Nickel
Zr % Zirconium
Al % Aluminium
Ce % Cerium

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

Description of the casting and technological parameters

Parameter Units of measurement Description
linear shrinkage % The difference between model dimensions and the model casting