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