AL5-1 (AK5Mch)

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

Classification

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

Chemical composition

Standard	Fe, %	Si, %	B, %	Sn, %	Mg, %	Mn, %	Ti, %	Cu, %	Zn, %	Zr, %	Al, %
Standard	Fe, %	Si, %	B, %	Sn, %	Mg, %	Mn, %	Ti, %	Cu, %	Zn, %	Zr, %	Al, %
GOST 1583-93	< 0.3	4.5–5.5	< 0.1	< 0.01	0.4–0.55	< 0.1	0.08–0.15	1–1.5	< 0.3	< 0.15	91.34–94.02

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Physical characteristics

Temperature, °C	$$E\cdot 10^{9}$$, $$MPa$$	$$\alpha\cdot 10^{6}$$, $$K^{-1}$$	$$\varkappa$$, $$\frac{W}{m\cdot K}$$	$$\rho$$, $$\frac{kg}{m^3}$$	$$c\cdot 10^{-3}$$, $$\frac{J}{kg\cdot K}$$	$$R\cdot 10^{-6}$$, $$\Omega\cdot m$$
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	0.7			2680		46.2
100		23.1	163		838

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{Y}$$, $$MPa$$	$$\sigma_{0.5}$$, $$MPa$$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{Y}$$, $$MPa$$	$$\sigma_{0.5}$$, $$MPa$$	Treatment
Casting				in chill mold	320	220	2

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Casting		in chill mold	65–70

Analogues

USA
USA
A305.0

Standards

Standard	Description
Standard	Description
GOST 1583-93
GOST 2685-75
DSTU 2839-94

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
B	%	Bor
Sn	%	Tin
Mg	%	Magnesium
Mn	%	Manganese
Ti	%	Titan
Cu	%	Copper
Zn	%	Zinc
Zr	%	Zirconium
Al	%	Aluminium

Description of physical characteristics

Parameter	Units of measurement	Description
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
Parameter	Units of measurement	Description
$$\sigma_{Y}$$	$$MPa$$	Yield strength
$$\sigma_{0.5}$$	$$MPa$$	Tensile stress required to produce a total elongation of 0.5%
$$\sigma _{U}$$	$$MPa$$	Ultimate tensile strength