Aluminium alloy AO20-1

Химический состав

Al	Алюминий	Остальное
Fe	Железо	<0.5
Si	Кремний	<0.5
Cu	Медь	0.7 — 1.2
Sn	Олово	17.0 — 23.0
Ti	Титан	0.02 — 0.20
Zn	Цинк	<0.25
OE	Прочие элементы	<0.1

Аналоги в Германии

AlSn20Cu DIN ISO 4383:2001

AlSn20Cu DIN ISO 4383:2015

3.2020 Miba AG

Аналоги в России

АМО1−20

AlSn20Cu ГОСТ ИСО 4383−2006

To obtain a bimetal strip with steel and aluminum by rolling and subsequent punching of liners with a thickness of friction layer is less than 1 mm. GOST 14113−78

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Aluminum, aluminum alloys	Antifriction aluminum alloy

Chemical composition

Standard	Fe, %	Si, %	Sn, %	Ti, %	Cu, %	Zn, %	Al, %
Standard	Fe, %	Si, %	Sn, %	Ti, %	Cu, %	Zn, %	Al, %
GOST 14113-78	< 0.5	< 0.5	17–23	0.02–0.2	0.7–1.2	< 0.25	74.35–82.28

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Physical characteristics

Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$
Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$
20	23	160	3200

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	$\psi$ , %	$KCU\cdot 10^{3}$ , $\frac{J}{m^2}$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	$\psi$ , %	$KCU\cdot 10^{3}$ , $\frac{J}{m^2}$	Treatment
Metal rolling					100–120	65–77	29–35	58.5–72	600–750

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Alloy		annealing	280–330

Casting and technological parameters

melting point, °C
melting point, °C
228–630

Coefficients of Friction

coefficient of friction with lubrication	coefficient of friction without lubrication
coefficient of friction with lubrication	coefficient of friction without lubrication
0.011	0.18

Analogues

Germany
Germany
3.202

Standards

Standard	Description
Standard	Description
GOST 14113-78

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Sn	%	Tin
Ti	%	Titan
Cu	%	Copper
Zn	%	Zinc
Al	%	Aluminium

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\alpha\cdot 10^{6}$	$K^{-1}$	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

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\sigma_{P}$	$MPa$	Proportionality limit
$\epsilon_L$	%	Elongation at break (longitudinal)
$\psi$	%	Reduction in cross section on fracture
$KCU\cdot 10^{3}$	$\frac{J}{m^2}$	Impact toughness

Description of the casting and technological parameters

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
melting point	°C	The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa