ZnA14Cu3A

The alloy has good fluidity, high strength, good corrosion resistance. Variability of the sizes to 0,5%. Hardness ZnA14Cu3A sand casting (GOST 25140−93) HB 10 ^-1 = 85 MP and.

for the manufacture of castings of parts requiring high accuracy in the automotive and other industries.

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Metals and alloys	Zinc Foundry Alloys

Chemical composition

Standard	Fe, %	Si, %	Sn, %	Mg, %	Cu, %	Zn, %	Al, %	Pb, %	Cd, %
Standard	Fe, %	Si, %	Sn, %	Mg, %	Cu, %	Zn, %	Al, %	Pb, %	Cd, %
GOST 25140-93	< 0.06	< 0.015	< 0.001	0.02–0.06	2.5–3.7	91.66–93.98	3.5–4.5	< 0.004	< 0.003

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\epsilon_L$ , %	Treatment
Casting	GOST 25140-93			in sandy form	215	1

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Casting	GOST 25140-93	in sandy form	850

Standards

Standard	Description
Standard	Description
GOST 25140-93

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Sn	%	Tin
Mg	%	Magnesium
Cu	%	Copper
Zn	%	Zinc
Al	%	Aluminium
Pb	%	Lead
Cd	%	Cadmium

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\epsilon_L$	%	Elongation at break (longitudinal)